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DP6060 Dual-Input Process Meter
Instruction Manual
57
Signal Loss or Loop Break Relay Operation
The following graph shows the loop break relay operation for a high
alarm relay.
Relay
LED
Input
Loop Break = Ignore
de-energized
energized
off
on
Relay
LED
Loop Break = Off
Relay
LED
Loop Break = On
Set
Reset
When the meter detects a break in the 4-20 mA loop, the relay will go to
one of the following selected actions:
1. Turn
On
(Go to alarm condition)
2. Turn
Off
(Go to non-alarm condition)
3. Ignore (Processed as a low signal condition)