Hardware Manual

Hardware Manual PCD 1 / PCD 2 Series│Document 26 / 737│Edition EN 15│2008-07-22

Saia-Burgess Controls AG

PCD2.H31x

Input/output (I/O) modules

5

LEDs and connection terminals

9 8 7 6 5 4 3 2 1 0

Out IN B

Power Ref IN B A

Ref nc nc nc A

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

9 8 7 6 5 4 3 2 1 0 Screw terminals

Out IN B

PowerPw 5 V IN B A

5 V /IN /B /A 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