Chauvin Arnoux C.A 6421 ANALOG EARTH TESTER P01123011 用户手册

17

1

Test input terminal E (green))

2

Test input terminal S (blue)

3

Test input terminal H (red)

4

Captive bar S - H for two-wire resistance measurements

5

Moving-coil galvanometer, logarithmic scale:  0,5....1000 Ω

6

Low-battery indicator

7

Galvanometer calibration screw

8

Fault indicator - current circuit (E - H)

9

Fault indicator - voltage circuit (E - S)

10

Parasitic voltage indicator - voltage circuit (E - S)

11

Pushbutton for triggering measurements