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Home | Products | Igniter Testers | 620UK | 2-Wire Intrinsically Safe Explosive Safety Ohmmeter

The AMPTEC 620UK Ohmmeter is a portable EEX digital igniter tester designed for ultra-safe resistance testing on squibs, flares, bridge-wire, and other explosive devices. The 620UK’s failsafe design allows it to comply with the EU ATEX Directive, the Intrinsic Safety Standard EEX-9B-IIC-T4, and USA MIL. STD. 810F, as well as many other international defense standards. Additionally, this product is available in a 4-wire version, known as the 620UK-V4 ohmmeter.

Description

 

Range2 Ω20 Ω200 Ω2K Ω20K Ω200K Ω2M Ω
Nominal Current5 mA5 mA.5 mA50 uA5 uA.05 uA50 nA
Failsafe Current8 mA8 mA1.5 mA150 uA15 uA1.5 uA150 nA
Resolution100 uΩ1 mΩ10 mΩ100 mΩ1 Ω10 Ω100 Ω
Accuracy± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .05% of reading & range± 1% of reading & ± .2% of range
Display4 1/2 digit LEDTerminalsAmphenol 2-wire Kelvin
Temperature Coefficient± .002% per 1° CUpdate3/sec.
Accurate Temperature Range25° ± 10° COperating Temperature Range-20° to 40° C
Dimensions7″ x 8″ x 3″Weight8 lbs.
Power1.5V alkalineMax. Input Voltage250 VDC
Open Circuit<1.4 VDCMax. Failsafe Current8 mA

Additional information

Weight10 lbs
Model

Commercial, V4

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Range2 Ω20 Ω200 Ω2K Ω20K Ω200K Ω2M Ω
Nominal Current5 mA5 mA.5 mA50 uA5 uA.05 uA50 nA
Failsafe Current8 mA8 mA1.5 mA150 uA15 uA1.5 uA150 nA
Resolution100 uΩ1 mΩ10 mΩ100 mΩ1 Ω10 Ω100 Ω
Accuracy± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .02% of reading & ± .05% of range± .05% of reading & range± 1% of reading & ± .2% of range
Display4 1/2 digit LEDTerminalsAmphenol 2-wire Kelvin
Temperature Coefficient± .002% per 1° CUpdate3/sec.
Accurate Temperature Range25° ± 10° COperating Temperature Range-20° to 40° C
Dimensions7″ x 8″ x 3″Weight8 lbs.
Power1.5V alkalineMax. Input Voltage250 VDC
Open Circuit<1.4 VDCMax. Failsafe Current8 mA

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    Downloads

    Data Sheet Manual