Honeywell 5704 Operating Instructions Manual page 93

MAN0448_Issue 13_01-2010
005704-M-5001 A03249
CHAPTER 4 - INSTAllATION INSTRUCTIONS
Series 2000
Flammable
Direction of loop
11
+24V
4
4 - 20mA (-)
9
0V
2
3
GND
Link fitted for
Transmitter Source
Earth Stud
Notes: 1. Where a sensor is earthed locally, either to an Earth Stud or
through the sensor casing or mounting, to avoid earth loops
the screen sheath of the cable should only be connected at
one end.
2. The above diagram shows the sensor connections for Channel
1. Channels 2, 3 and 4 connections are similar and their pin
connection numbers are shown below:
Quad Relay
Interface Connections
Three Wire Control Card Current Sink, Transmitter Current
Source Connection for Series 2000 Flammable
Quad Relay Interface Card
Arrows Indicate
Current Flow
Screened Cable
Channel
1
2
3
4
(Signal Returned to 0V)
4-30
5704 Control System
05704-A-0121
+24V*
01
NS
0V*
Protective
Earth
Cabinet
* 24V supply may be obtained
from either the cabinet or a
separate field supply
Sensor Connection
01
17
18
23
24
17
19
NS
19
20
25
26