Honeywell 5704 Operating Instructions Manual page 103

MAN0448_Issue 13_01-2010
005704-M-5001 A03249
CHAPTER 4 - INSTAllATION INSTRUCTIONS
If the measuring resistance is in the negative supply line, a double
safety barrier must be used.
Note 1: *To ensure that the input circuit is properly referred to the safety
barrier it is necessary to connect the isolated 0V to the barrier
ground.
2: The above diagram shows the sensor connections for Channel
1. The connections for Channels 2, 3 and 4 are similar and
their pin connection numbers are shown below:
Quad Relay
Interface Connections
IS lifeline Sensor With Double Safety Barrier
Channel
S
1 15
2 16
3 21
4 22
4-40
5704 Control System
Sensor Connection
01 0V
17 19
18 20
23 25
24 26