ValueTronics
美国 ValueTronics International  成立于1992年,是二手测试设备的卖家和买家。后来我们增加了几条新设备的配送线。我们为大中小型企业提供电子测试设备。我们在位于伊利诺伊州埃尔金的工厂储存了数千台仪器,并在全球拥有超过 100,000 名联系人并且还在不断增长的客户群!我们非常自豪能够提供最好的客户服务,以确保您选择我们做出正确的决定!ValueTronics 的使命是为我们的全球客户和合作伙伴提供优质的二手和新电子测试仪器解决方案。我们将以业内最专业的客户服务、最具成本效益的流程和程序来实现这一使命!我们是以下制造商的授权经销商:我们携带来自以下制造商的二手测试设备:Keysight/Agilent/HP、Tektronix、Fluke、Rohde & Schwarz、Anritsu、Sorensen、Aeroflex/IFR/Marconi、LeCroy 以及更多顶级制造商!
  • ValueTronics 1000-565 毫欧表

    "The DLRO200-115V (1000-565) is a dlro from Megger.","Additional Features:","Accessories:","Megger DLRO200 measures resistances between 0.1 μΩ and 1 Ω, at high currents.","This versatile instrument can provide test currents from 10 amps up to 200 amps subject to the load resistance and supply voltage. A large liquid crystal display provides all the information needed to perform a test; all test parameters and measurement results are displayed.","The unique design allows the weight and size of DLRO200 to be kept to a minimum; the instrument weighs less than 15 kg. This small size makes DLRO200 equally at home in the workshop,on the production floor or in the field. The high current capability and compact design make DLRO200 suitable for testing circuit breaker contacts, switch contacts, busbar joints or other applications where high current is needed.","300 sets of results may be stored in DLRO200’s on board memory for later download to a PC or may be output directly to a printer via the RS232 port. You may also add notes to any stored result by using the on board alphanumeric keypad, thereby making later identification of results straightforward.","As well as adding notes to stored results, the alphanumeric keypad allows you to set the test current directly by typing in the value required. DLRO200 will check the continuity of the test circuit, and will quickly ramp the test current up to the desired level. The keyboard is also used to set upper and lower limits for the result and to prevent the use of excessive currents by setting an upper limit to the allowable test current.","DLRO200 uses a four terminal measurement technique to cancel the resistance of the test leads from the measurement."
  • ValueTronics 1004-858 毫欧表

    "The DLRO100E-LG2-P3 (1004-858) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1004-879 毫欧表

    "The DLRO100EB-LG2-P3 (1004-879) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1004-899 毫欧表

    "The DLRO100X-LG2-P3 (1004-899) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1004-919 毫欧表

    "The DLRO100XB-LG2-P3 (1004-919) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1004-939 毫欧表

    "The DLRO100H-LG2-P3 (1004-939) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1004-959 毫欧表

    "The DLRO100HB-LG2-P3 (1004-959) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The need for accurate low resistance measurement is well known and very diverse. Typical applications include:","Utilities & Service Contractors – commissioning new installations & regular maintenance testing of:","Original Equipment Manufacturer – detecting manufacturing defects:","Transport – manufacturing & maintenance:","A significant addition to the comprehensive range of Megger\\Low Resistance Ohmmeters, DLRO100 enables low resistance measurement, across multiple applications, in areas without access to AC power. The integral Li-Ion battery supplies a constant 100 A current for up to 200 manual\/auto tests to enable enhanced productivity in remote locations. With a focus on user safety, advanced design features ensure the safe operation of the instrument in the most adverse conditions, including a CAT IV 600 VAC \/ 500 VDC safety rating in accordance with IEC61010. The rugged design, intuitive interface and IP54 (lid open) rating ensure reliability and ease of use in the most arduous of conditions."
  • ValueTronics 1006-598 毫欧表

    "The DLRO10 + DH4-C (1006-598) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The needs for accurate low resistance measurement are well known and very diverse. They range through receiving, inspection of components to ground bonding and welded joints. Typical end users include utilities, telecom, railroads, aviation, manufacturing facilities, and process control plants. Applications include, but are not limited to, making dc resistance measurements for:","DLRO 10 and DLRO 10X set the standards for low resistance measurement, also known as the Megger ‘Ducter™’ test.","DLRO 10 and DLRO 10X are fully automatic instruments, selecting the most suitable test current up to 10 A d.c. to measure resistance from 0.1 μΩ to 2000 Ω, on one of seven ranges.","For users who desire more control over the measurement process, DLRO 10X uses a menu system controlled by a two-axis paddle to allow the user to manually select the maximum test current. DLRO 10X also adds real time download of results and on board storage for later download to a PC.","Both instruments are built into a strong, lightweight case that is equally at home in the ield or in the laboratory. Light enough to be worn around the neck, they are small enough to be taken into areas that were previously too small to access.","DLRO 10 uses a large, bright 4 1\/2 -digit LED display while DLRO 10X has a large, backlit LCD display. Normally, measurements are made with forward and reverse currents to cancel the effects of any standing voltages across the test sample."
  • ValueTronics 1006-600 毫欧表

    "The DLRO10X + DH4-C (1006-600) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The needs for accurate low resistance measurement are well known and very diverse. They range through receiving, inspection of components to ground bonding and welded joints. Typical end users include utilities, telecom, railroads, aviation, manufacturing facilities, and process control plants. Applications include, but are not limited to, making dc resistance measurements for:","DLRO 10 and DLRO 10X set the standards for low resistance measurement, also known as the Megger ‘Ducter™’ test.","DLRO 10 and DLRO 10X are fully automatic instruments, selecting the most suitable test current up to 10 A d.c. to measure resistance from 0.1 μΩ to 2000 Ω, on one of seven ranges.","For users who desire more control over the measurement process, DLRO 10X uses a menu system controlled by a two-axis paddle to allow the user to manually select the maximum test current. DLRO 10X also adds real time download of results and on board storage for later download to a PC.","Both instruments are built into a strong, lightweight case that is equally at home in the ield or in the laboratory. Light enough to be worn around the neck, they are small enough to be taken into areas that were previously too small to access.","DLRO 10 uses a large, bright 4 1\/2 -digit LED display while DLRO 10X has a large, backlit LCD display. Normally, measurements are made with forward and reverse currents to cancel the effects of any standing voltages across the test sample."
  • ValueTronics 1006-603 毫欧表

    "The DLRO10HD + DH4C (1006-603) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HD combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation.","The unit is powered from either its rechargeable battery or line power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HD provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HD is rated CATIII 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet.","The DLRO10HD provides five test modes each of which is selected through a simple rotary control."
  • ValueTronics 1006-604 毫欧表

    "The DLRO10HD + KC1-TL3-C (1006-604) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HD combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation.","The unit is powered from either its rechargeable battery or line power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HD provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HD is rated CATIII 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet.","The DLRO10HD provides five test modes each of which is selected through a simple rotary control."
  • ValueTronics 1006-606 毫欧表

    "The BT51 + DH1-C (1006-606) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The BT51 Low Resistance Ohmmeter makes measurements by passing a current through the conductor under test and also monitoring the voltage across it. The test current is limited by a simple current limiting circuit and is measured by monitoring the voltage across a resistor. The test current is maintained at a nominal 2 A, and as the measurement is ratiometric, the reading is unaffected by any current variations.","The instrument has a 3½ digit LED display to facilitate use in low light levels. Two LED’s on the front panel indicate battery condition and whether test current is flowing when a measurement is being made. A neon lamp indicates the presence of a dangerous voltage if the test spikes are accidentally placed across a live circuit. This warning takes place whether or not the instrument has been switched on.","The ohmmeter is protected up to 240 V a.c. by a relay circuit that keeps the instrument in a safe mode isolated from the mains supply. Again, this safeguard is effective whether or not the instrument has been switched on.","Operation of the instrument is simple, there being only one range switch to set. Power is supplied by internal rechargeable cells and the charger unit is incorporated into the case. Duplex hand spike test leads are supplied and other types of leads are available.","The instrument is built into a robust, portable case that is weatherproof and shockproof and has a hinged, detachable lid."
  • ValueTronics 1006-657 毫欧表

    "The DLRO10HD-NLS (1006-657) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HD combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation.","The unit is powered from either its rechargeable battery or line power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HD provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HD is rated CATIII 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet.","The DLRO10HD provides five test modes each of which is selected through a simple rotary control."
  • ValueTronics 1006-659 毫欧表

    "The DLRO10X-NLS (1006-659) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The needs for accurate low resistance measurement are well known and very diverse. They range through receiving, inspection of components to ground bonding and welded joints. Typical end users include utilities, telecom, railroads, aviation, manufacturing facilities, and process control plants. Applications include, but are not limited to, making dc resistance measurements for:","DLRO 10 and DLRO 10X set the standards for low resistance measurement, also known as the Megger ‘Ducter™’ test.","DLRO 10 and DLRO 10X are fully automatic instruments, selecting the most suitable test current up to 10 A d.c. to measure resistance from 0.1 μΩ to 2000 Ω, on one of seven ranges.","For users who desire more control over the measurement process, DLRO 10X uses a menu system controlled by a two-axis paddle to allow the user to manually select the maximum test current. DLRO 10X also adds real time download of results and on board storage for later download to a PC.","Both instruments are built into a strong, lightweight case that is equally at home in the ield or in the laboratory. Light enough to be worn around the neck, they are small enough to be taken into areas that were previously too small to access.","DLRO 10 uses a large, bright 4 1\/2 -digit LED display while DLRO 10X has a large, backlit LCD display. Normally, measurements are made with forward and reverse currents to cancel the effects of any standing voltages across the test sample."
  • ValueTronics 1006-660 毫欧表

    "The DLRO10-NLS (1006-660) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","The needs for accurate low resistance measurement are well known and very diverse. They range through receiving, inspection of components to ground bonding and welded joints. Typical end users include utilities, telecom, railroads, aviation, manufacturing facilities, and process control plants. Applications include, but are not limited to, making dc resistance measurements for:","DLRO 10 and DLRO 10X set the standards for low resistance measurement, also known as the Megger ‘Ducter™’ test.","DLRO 10 and DLRO 10X are fully automatic instruments, selecting the most suitable test current up to 10 A d.c. to measure resistance from 0.1 μΩ to 2000 Ω, on one of seven ranges.","For users who desire more control over the measurement process, DLRO 10X uses a menu system controlled by a two-axis paddle to allow the user to manually select the maximum test current. DLRO 10X also adds real time download of results and on board storage for later download to a PC.","Both instruments are built into a strong, lightweight case that is equally at home in the ield or in the laboratory. Light enough to be worn around the neck, they are small enough to be taken into areas that were previously too small to access.","DLRO 10 uses a large, bright 4 1\/2 -digit LED display while DLRO 10X has a large, backlit LCD display. Normally, measurements are made with forward and reverse currents to cancel the effects of any standing voltages across the test sample."
  • ValueTronics 1008-052 毫欧表

    "The DLRO-10HDX-NLS-LG2-P3 (1008-052) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HDX combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation and provides memory storage.","These units are powered from either rechargeable battery or mains power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HDX provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HDX is rated CAT III 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet. The DLRO10HDX provides five test modes each of which is selected through a simple rotary control on the Mode selection rotary switch. All memory functions, delete, download to PowerDB and recalling test results are also accessible via the Range Selection rotary switch.","A simple control panel enables easy navigation for configuration settings."
  • ValueTronics 1008-075 毫欧表

    "The DLRO-10HDX-DH4C-LG2-P3 (1008-075) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HDX combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation and provides memory storage.","These units are powered from either rechargeable battery or mains power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HDX provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HDX is rated CAT III 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet. The DLRO10HDX provides five test modes each of which is selected through a simple rotary control on the Mode selection rotary switch. All memory functions, delete, download to PowerDB and recalling test results are also accessible via the Range Selection rotary switch.","A simple control panel enables easy navigation for configuration settings."
  • ValueTronics 1008-095 毫欧表

    "The DLRO-10HDX-KC1-TL3-C-LG2-P3 (1008-095) is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Augmenting Megger’s DLRO10 and 10X range the DLRO10HDX combines ultimate simplicity of operation with a rugged IP65 case designed for stable ground and bench operation and provides memory storage.","These units are powered from either rechargeable battery or mains power making it suitable for continuous testing in production line\/repetitive use environments.","Rotary switch controls are simple and easy to operate in all weather conditions and with gloved hands. A large, clear, backlit LCD display is easy to read from a distance. The DLRO10HDX provides significantly enhanced compliance and is capable of delivering 10 A into measurements up to 250 mΩ and 1 A into measurements up to 2.5 Ω. The duration of each test may be up to 60 seconds.","The DLRO10HDX is rated CAT III 300 V provided the optional terminal cover is fitted to the instrument. Details of which can be found in the ordering information panel of this data sheet. The DLRO10HDX provides five test modes each of which is selected through a simple rotary control on the Mode selection rotary switch. All memory functions, delete, download to PowerDB and recalling test results are also accessible via the Range Selection rotary switch.","A simple control panel enables easy navigation for configuration settings."
  • ValueTronics 247000 毫欧表

    "The 247000 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics 247000-11 毫欧表

    "The 247000-11 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics 247001 毫欧表

    "The 247001 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics 247001-11 毫欧表

    "The 247001-11 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics 247002 毫欧表

    "The 247002 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics 247002-11 毫欧表

    "The 247002-11 is a dlro from Megger.","Additional Features:","Accessories:","Applications:","Operation is simple: just connect the leads, turn the instrument on and read the measurement directly from the digital LED display. No warm-up is required. Typical applications include measuring the resistance of:","Digital Low Resistance Ohmmeters (DLRO®) are a family of highly accurate instruments that provide a simple, practical and reliable means of making low-resistance tests in the field. They also are ideal for production quality control. They operate on the four-wire measurement principle, thus eliminating lead and contact resistances. With basic accuracies of ±0.25% and resolution down to 0.1 µΩ, they are nonetheless designed to be rugged and portable for use at the job site. A variety of optional test leads and calibration resistance standards are offered for use with DLROs."
  • ValueTronics DLRO200-115 毫欧表

    "The DLRO200-115 ducter ohmmeter is a dlro from Megger.","Additional Features:","Accessories:","The DLRO200-115 is designed to check and measure contact resistance in high voltage circuit breakers, disconnecting switches (isolators), busbar joints, or for any low resistance measurement. The test set accurately measure resistances ranging from 0.1μΩ to 1Ω, at high currents.","This versatile instrument can provide test currents from 10 amps up to 200 amps, subject to the load resistance and supply voltage. For those applications that demand a smooth dc current, the DLRO200-115 has extra filtering on the output to reduce mains frequency ripple and can drive 200 amps through a total current loop resistance of 11 milliohms. The filtered output of the DLRO200-115 also eliminates magnetic transients that could inductively trip a breaker’s control (bus differential relay), if left in the test circuit.","The unique design allows the weight and size of the DLRO200-115 to be kept to a minimum; the instrument weighs less than 32 lbs. (14.5 kg). This small size plus a water\/dust ingress rating of IP54 makes the test set equally at home in the workshop, on the production floor or in the field.","As many as 300 sets of results may be stored in the test set’s on-board memory for later download to a PC or may be sent directly to a printer via the RS232 port. You may also add notes to any stored result by using the on-board alphanumeric keypad, thereby making later identification of results easier to determine.","As well as adding notes to stored results, the alphanumeric keypad allows you to set the test current directly by keying in the value required. The DLRO200-115 will check the continuity of the test circuit, and will quickly ramp the test current up to the desired level. The keyboard is also used to set upper and lower limits for the result and to prevent the use of excessive currents by setting an upper limit to the allowable test current.","The DLRO200-115 uses a four terminal measurement technique to cancel the resistance of the test leads from the measurement."
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