ABB REF 542plus Technical Reference Manual

63
When conventional instrument transformers are in use, the connector looks like in
the Fig. 8.1.-5
X80
X81X83X85X87 X86X88 X84 X82
2
3
6
4
7
11
15 19
20
22
23
24
10
14
16
18
128
1
2
3
5
6
4
7
9
11
13
15
17
19
20
22
23
24
21
10
14
16
18
12
8
A051277
Fig. 8.1.-5 Connector for analog input module sensors and connector for
conventional instrument transformers
8.2. Binary input and output connections
Binary inputs and outputs modules use the following connectors:
*
X20 (inputs), X21 (outputs) for the first module
*
X30 (inputs), X31 (outputs) for the second module
*
X40 (inputs), X41 (outputs) for the third module, available with the wide case
only
The Fig. 8.2.-1 shows the connection diagram for the binary inputs and outputs
module BIO3.
Multifunction Protection and Switchbay Control
Unit
Technical Reference Manual
REF 542plusREF 542plus
1MRS755859

ABB REF 542plus Specifications

General

Brand	ABB
Model	REF 542plus
Category	Control Unit
Language	English