AMPTEC RESEARCH 620A-4R 加固数字故障保护欧姆表 (20 Ω, 2KΩ)

Range: 20 Ω

Nominal Current: 5 mA

Failsafe Current: 8 mA

Resolution: 1 mΩ

Accuracy: ± .02% of reading & range

Range: 200 Ω

Nominal Current: 500 uA

Failsafe Current: 1.5 mA

Resolution: 10 mΩ

Accuracy: ± .02% of reading & range

Range:2K Ω

Nominal Current: 50 uA

Failsafe Current: 150 uA

Resolution: 100 mΩ

Accuracy: ± .02% of reading & range

Range: 20K Ω

Nominal Current: 5 uA

Failsafe Current: 15 uA

Resolution: 1 Ω

Accuracy: ± .02% of reading & range

Display: 4 1/2 digit LED

Terminals: Banana jack binding posts

Storage Temperature Range: -10° to 70° C

Operating Temperature Range:0° to 50° C

Dimensions: 13.37″ x 11.62″ x 6″

Weight: 9.5 lbs.

Power: 4 ea rechargeable 5AHr NICAD batteries

Max. Input Voltage: 250 VDC

Open Circuit: 1.6 VDC

Max. Internal Voltage: 15 VDC

Update: 3 readings/second

Temperature Coefficient: ± 0.1 x accuracy per 1° C

Data sheet

Manual