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640N | Ruggedized Mid Range Failsafe Igniter Tester

The AMPTEC 640N Igniter Tester was designed for military ordnance programs as a ruggedized product that can safely measure resistance on explosive devices such as squibs, flares, and explosive bridge wire. With multiple safety approvals, a durable/waterproof yet compact case, self-contained DC milliammeter and test resistors, and a shielded Faraday cage design, the 640N is among the safest and most self-aware products of its kind.

Description

Range 20 Ω 2000 Ω 200K Ω 2M Ω
Nominal Current 5 mA 50 uA .5 uA .05 uA
Failsafe Current 8 mA 150 uA 1.5 uA .15 uA
Resolution 1 mΩ 10 Ω 10 Ω 100 Ω
Accuracy ± .02% of reading & range ± .02% of reading & range ± .02% of reading & range ± 1% of reading & ± .2% of range

 

Display 4 1/2 digit LED Terminal Trident
Temperature Coefficient ± .002% per 15° C Operating Temperature Range 0° to 50° C
Dimensions 13.4″ (L) x 11.62″ (W) x 6″ (D) Weight 9.8 lbs.
Power 4 ea rechargeable 5AH NICAD batteries Max Input Voltage 250 VDC
Open Circuit 1.6 VDC Max Failsafe Current 8 mA
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Range 20 Ω 2000 Ω 200K Ω 2M Ω
Nominal Current 5 mA 50 uA .5 uA .05 uA
Failsafe Current 8 mA 150 uA 1.5 uA .15 uA
Resolution 1 mΩ 10 Ω 10 Ω 100 Ω
Accuracy ± .02% of reading & range ± .02% of reading & range ± .02% of reading & range ± 1% of reading & ± .2% of range

 

Display 4 1/2 digit LED Terminal Trident
Temperature Coefficient ± .002% per 15° C Operating Temperature Range 0° to 50° C
Dimensions 13.4″ (L) x 11.62″ (W) x 6″ (D) Weight 9.8 lbs.
Power 4 ea rechargeable 5AH NICAD batteries Max Input Voltage 250 VDC
Open Circuit 1.6 VDC Max Failsafe Current 8 mA

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