3. ELECTRICAL INSTALLATION 41
X4 Connector
Connector X4 gives access to the following encoder input and output signals and the
differential analogue inputs. Input and output connections are dependent upon the state of
system variables EO and EI.
Connector Type
Connector type is a high-density 15-way D-type socket.
Connector Pin Out
Connector Pin X4 Encoder I/O
1 ANA1+ (input)
2 ANA1- (input)
30V
4 /Z index out
5 Z index out
6 Fault (output)
11 Energise/* (input)
Energise
*See system variable ES
Table 3-12. X4 Encoder I/O Connections
Inputs Depending Upon the State of System Variable EI
Connector Pin
X4
EI=0 EI=1 EI=2
12 STEP+ CW+ A+
7 STEP- CW- A-
13 DIR+ CCW+ B+
8 DIR- CCW- B-
Outputs Depending Upon the State of System Variable EO
Connector Pin
X4
EO=0 EO=1 EO=2
14 STEP+ CW+ A+
9 STEP- CW- A-
15 DIR+ CCW+ B+
10 DIR- CCW- B-
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