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620LM | Failsafe Igniter Tester with Diode Test Capability

The AMPTEC 620LM failsafe ohmmeter was specifically designed for ultra-safe testing on squibs, flares, bridge-wire, and other explosive devices. The 620LM meets a wide-range of resistance requirements, and comes standard with an (OP-232) RS232C interface, (OP-247) optically isolated power, and a diode test capability. This product was derived from the USAF Non-Nuclear Munitions Safety Board approved AMPTEC 620A-4 meter – thus creating a product line that is the industry standard in igniter testing.
 

Description

Range 2 Ω 20 Ω 2 KΩ 20 KΩ 200 KΩ 20 MΩ Diode
Nominal Current 5 mA 5 mA 50 uA 5 uA 0.5 uA .01 uA .5 mA
Failsafe Current 8 mA 8 mA 8 mA 8 mA 8 mA .015 uA 25 mA
Resolution 100 uΩ 1 mΩ 0.1 Ω 1 Ω 10 Ω 1K Ω
Accuracy ± .02% of reading & of range ± .02% of reading & range ± .02% of reading & of range ± .02% of reading & of range ± .02% of reading & of range ± 2% of reading & ± .2% of range
Display 4 1/2 digit LED Terminals 4-wire Kelvin
Accurate Temperature Range 0° to 50° C Update 3/sec.
Temperature Coefficient ± .002% per 15° C Operating Temperature Range 0° to 50° C
Dimensions 9″ x 10″ x 3″ Weight 8 lbs.
Power 4 ea rechargeable 5AH NICAD batteries Max. Input Voltage 250 VDC
Open Circuit 1.6 VDC Max. Failsafe Current 8 mA

Additional information

Weight 10 lbs
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  • Specifications
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Range 2 Ω 20 Ω 2 KΩ 20 KΩ 200 KΩ 20 MΩ Diode
Nominal Current 5 mA 5 mA 50 uA 5 uA 0.5 uA .01 uA .5 mA
Failsafe Current 8 mA 8 mA 8 mA 8 mA 8 mA .015 uA 25 mA
Resolution 100 uΩ 1 mΩ 0.1 Ω 1 Ω 10 Ω 1K Ω
Accuracy ± .02% of reading & of range ± .02% of reading & range ± .02% of reading & of range ± .02% of reading & of range ± .02% of reading & of range ± 2% of reading & ± .2% of range
Display 4 1/2 digit LED Terminals 4-wire Kelvin
Accurate Temperature Range 0° to 50° C Update 3/sec.
Temperature Coefficient ± .002% per 15° C Operating Temperature Range 0° to 50° C
Dimensions 9″ x 10″ x 3″ Weight 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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    Data Sheet Manual