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.
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|Range||2 Ω||20 Ω||200 Ω||2K Ω||20K Ω||200K Ω||2M Ω|
|Nominal Current||5 mA||5 mA||.5 mA||50 uA||5 uA||.05 uA||50 nA|
|Failsafe Current||8 mA||8 mA||1.5 mA||150 uA||15 uA||1.5 uA||150 nA|
|Resolution||100 uΩ||1 mΩ||10 mΩ||100 mΩ||1 Ω||10 Ω||100 Ω|
|Accuracy||± .02% of reading & ± .05% of range||± .02% of reading & range||± .02% of reading & range||± .02% of reading & range||± .02% of reading & range||± .05% of reading & range||± 1% of reading & ± .2% of range|
|Display||4 1/2 digit LED||Terminals||Amphenol 2-wire Kelvin|
|Temperature Coefficient||± .002% per 1° C||Update||3/sec.|
|Accurate Temperature Range||25° ± 10° C||Operating Temperature Range||-20° to 40° C|
|Dimensions||7″ x 8″ x 3″||Weight||8 lbs.|
|Power||1.5V alkaline||Max. Input Voltage||250 VDC|
|Open Circuit||<1.4 VDC||Max. Failsafe Current||8 mA|
|Commercial Package||Includes 620UK 2-wire ohmmeter, (630-100) padded case, (620UK-305) leads, & U.S. N.I.S.T Calibration Certificate.||Request a quote!|
|V4 Package||Includes 620UK 4-wire ohmmeter, (630-100) padded case, (620UK-305V4) leads, & U.S. N.I.S.T Calibration Certificate.||Request a quote!|
|Lead/Probe Sets||The 620UK ohmmeter is compatible only with the 620UK Series probe/lead sets and accessories. Please note that the 2-wire and 4-wire versions of the product use different probe/lead sets.|