Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
5-127
I/O modules PCD1|PCD2
PCD2.H31x
5
LEDs and connection terminals
9
8
7
6
5
4
3
2
1
0
B
IN
Out
Ref
IN
B
A
Power
Ref
nc
A
nc
nc
Bus connector
Adressing circuit
Connector for address programming.
(not for user)
Processor
Potentiometer for balancing
output voltage (not for user)
DAC (D/A converter)
Supply
LEDs
Screw terminals
LEDs
Screw terminals
9
8
7
6
5
4
3
2
1
0
B
IN
Out
Pw 5V IN
B
A
Power
5V
/IN
A
/B
/A
PCD2.H310
PCD2.H311
LED “A”
State of encoder input “A”
LED “B”
State of encoder input “B”
LED “IN”
State of index input
LED “Ref”
State of reference switch (H310)
LED “Pw 5 V”
Supply (5 V) to encoder (H311)
LED “Power”
Supply ± 15 V
Terminals - PCD2.H310
−
and
+
= external supply terminals
Ref
= digital input for the reference switch
Out
= analogue controller output
A, B, IN
= encoder signals
nc
= terminals not used
Terminals - PCD2.H311
−
and
+
= external supply terminals
5 V
= output for 5 V supply to encoder (300 mA max.)
Out
= analogue controller output
A, B, IN
= non-inverted encoder signals
/A, /B, /IN
=
inverted encoder signals