DSE Model 5220 Automatic Mains Failure & Instrumentation System Operators Manual
5220 OPERATING MANUAL ISSUE 5.1 18-Jun-07 AM
29
9 ELECTRICAL
CONNECTIONS
Connections to the Module are via plug and sockets.
9.1 CONNECTION DETAILS
The following describes the connections and recommended cable sizes to the 7 plugs and sockets on the rear of
the Module. See rear panel layout
FIG 6
.
9.1.1 PLUG “A” 8 WAY
PIN
No
DESCRIPTION
CABLE
SIZE
NOTES
1
DC Plant Supply Input
(negative)
2.5mm
2
DC Plant Supply Input
(positive)
2.5mm
(Recommended Maximum Fuse 21A)
3
Emergency Stop Input
2.5mm
Plant Supply positive. Also supplies fuel & start
outputs.
(Recommended Maximum Fuse 32A)
4
Fuel relay Output
2.5mm
Plant Supply positive from pin 3. 16 Amp rated.
5
Start relay Output
2.5mm
Plant Supply positive from pin 3. 16 Amp rated.
6
Auxiliary Output relay 1
1.0mm
Plant Supply positive. 5 Amp rated.
7
Auxiliary Output relay 2
1.0mm
Plant Supply positive. 5 Amp rated.
8
Auxiliary Output relay 3
1.0mm
Plant Supply positive. 5 Amp rated.
9.1.2 PLUG “B” 11 WAY
PIN
No
DESCRIPTION
CABLE
SIZE
NOTES
9
Charge fail / excite
2.5mm
Do not connect to ground (battery –ve)
10
Auxiliary input 1
0.5mm
Switch to negative
11
Auxiliary input 2
0.5mm
Switch to negative
12
Auxiliary input 3
0.5mm
Switch to negative
13
Auxiliary input 4
0.5mm
Switch to negative
14
Auxiliary input 5
0.5mm
Switch to negative
15
Auxiliary input 6
0.5mm
Switch to negative
16
Functional Earth
2.5mm
Connect to a good clean earth point
17
Magnetic pickup positive
0.5mm
Connect to Magnetic Pickup device
18
Magnetic pickup negative
0.5mm
Connect to Magnetic Pickup device
19 Not
connected
-
NOTE:- Ensure magnetic pickup screen is connected to ground at one end only.
9.1.3 PLUG “C” 3 WAY (NOT FITTED)
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