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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.
Please contact us to purchase.
Specifications
| 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 & ± .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 |
| 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 |
Ordering Information
For specific pricing information or to place an order for a 620UK meter, please contact us today.
| Package | Description | Price |
|---|---|---|
| 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. |
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