Fluke 1662 - Page 90

Electrical Installation Tester
Specifications
81
Auto Discharge
Discharge time constant <0.5 second for C = 1 μF
or less.
Live Circuit Detection Inhibits test if terminal voltage >30 V prior to
initiation of test.
Maximum Capacitive Load
Operable with up the 5 μF load.
Insulation Safety Pretest Connections from the Tester to L, N, and PE are
required.
Continuity Testing (R
LO
)
Range
(Autoranging)
Resolution
Open Circuit
Voltage
Accuracy
20 Ω 0.01 Ω
>4 V
±(1.5 % + 3 digits)
[1]
200 Ω 0.1 Ω
>4 V
±(1.5 % + 3 digits)
2000 Ω 1 Ω
>4 V
±(1.5 % + 3 digits)
[1] For 10 mA, add 3 digits.
Note: The number of 250 mA @ 1 Ω continuity tests with a set of new batteries is >1500.
Range Setting Display Range Test Current
[1]
250 mA
0.2 Ω to 2.0 Ω
250 mA
2 Ω to 160 Ω
250 mA to 50 mA
160 Ω to 800 Ω
10 mA
800 Ω to 2000 Ω
2 mA
10 mA
0 Ω to 800 Ω
10 mA
800 Ω to 2000 Ω
2 mA
[1] All test currents ±10 %.
Test Probe Zeroing
Press  to zero the test probe.
Can subtract up to 3 Ω of lead resistance.
Error message for >3 Ω.
Live Circuit Detection
Inhibits test if terminal voltage >10 V ac detected prior to
initiation of test.