720A Wide Range Micro Ohmmeter | Customizable Resistance Testing

720A Micro-Ohmmeter | 7 Range Digital Micro-Ohmmeter

The AMPTEC 720A Micro-Ohmmeter is an affordable 7 range, 4-Wire Kelvin based product that is used to test electrical resistance on a wide variety of applications including winding resistance, contact resistance, and component testing. The 720A micro-ohmmeter has an autorange feature (available with NSN package) and is compatible with an RS232C interface (OP-232). Thanks to the Amptec 720A’s wide-range capabilities, reliability, and ease of use this micro-ohmmeter is used commonly across the globe. It is available in both battery powered or AC powered versions.

Description

Range	200 mΩ	2 Ω	20 Ω	200 Ω	2K Ω	20K Ω	200K Ω
Nominal Current	100 mA	100 mA	10 mA	1 mA	100 uA	10 uA	1 uA
Resolution	10 uΩ	100 uΩ	1 mΩ	10 mΩ	100 mΩ	1 Ω	10 Ω
Accuracy	± .02% of reading & ± .05% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range

Display	4 1/2 digit LED	Terminal	4-wire Kelvin
Overload	Flashes	Update	3/sec.
Temperature Coefficient	± .002% per 1° C	Operating Temperature Range	0° to 50° C
Dimensions	9″ x 10″ x 3″	Weight	4 lbs.
Power	90-240 VAC 50-60 Hz	Max Input Voltage	264 VDC
Open Circuit	~15 VDC	Max Test Current	100 mA

Additional information

Weight	12 lbs
Features	Mil Std 810-511 Explosive Atmospheres Compliant, NASA Range Safety Approved, NSN, Safety Lockout Keylock Switch
Wide Dynamic Range	Widest Dynamic Range Capability (20Ω – 2.0MΩ)
USAF Approved	USAF Non-nuclear Munition Safety Board Approved for all Ordnance

Range	200 mΩ	2 Ω	20 Ω	200 Ω	2K Ω	20K Ω	200K Ω
Nominal Current	100 mA	100 mA	10 mA	1 mA	100 uA	10 uA	1 uA
Resolution	10 uΩ	100 uΩ	1 mΩ	10 mΩ	100 mΩ	1 Ω	10 Ω
Accuracy	± .02% of reading & ± .05% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range	± .02% of reading & ± .03% of range

Range

200 mΩ

2 Ω

20 Ω

200 Ω

2K Ω

20K Ω

200K Ω

Nominal Current

100 mA

100 mA

10 mA

1 mA

100 uA

10 uA

1 uA

Resolution

10 uΩ

100 uΩ

1 mΩ

10 mΩ

100 mΩ

1 Ω

10 Ω

Accuracy

± .02% of reading & ± .05% of range

± .02% of reading & ± .03% of range

± .02% of reading & ± .03% of range

± .02% of reading & ± .03% of range

± .02% of reading & ± .03% of range

± .02% of reading & ± .03% of range

± .02% of reading & ± .03% of range

Display

4 1/2 digit LED

Terminal

4-wire Kelvin

Overload

Flashes

Update

3/sec.

Temperature Coefficient

± .002% per 1° C

Operating Temperature Range

0° to 50° C

Dimensions

9″ x 10″ x 3″

Weight

4 lbs.

Power

90-240 VAC 50-60 Hz

Max Input Voltage

264 VDC

Open Circuit

~15 VDC

Max Test Current

100 mA

720A Micro-Ohmmeter | 7 Range Digital Micro-Ohmmeter

Description

Additional information

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