Martel Electronics 135 - Manual (Page 57)

7. Press the DEC key to ready the ramp at its ending (14 mA) value.
8.
Press the Dec key again to start the Ramp.
9.
Wait for the alarm to reset. The input display will again display
“Tripped” and the Ramp will be stopped.
10. If the alarm release point is not within the desired accuracy,
adjust it and repeat from step 7.
Figure 5
Application Notes 130/135 53
External 10K-100K resistor required to provide
Stable reading when contacts are open.
NO NC
INPUT
- +
Power
Supply
- +
30V Max
Alarm