IAI R-unit RSEL, Instruction Manual, Page: 112 / 844

Chapter 3 Specifications for each unit
3.1 SEL Unit, Terminal Unit
3-28
ME0392-4C
(10) System I/O, PSA-24 Communication connector
It is an input and output connector to manage the safety operation control of a controller. It
is also equipped with the serial communication to the 24V power supply unit “PSA-24”.
Item Model Manufacturer
PCB side connector DMC1.5/8-G1-3.5P20THR Phoenix contact
Mating connector DFMC1.5/8-ST-3.5 (RSEL) Phoenix contact
Pin No. Signal name Description
16 PS24 SD+ Differential signal positive side on RS-485 for PSA-24
15 NC Not connected
14 STOPIN Stop input
13 STOPOUT 24V Output for stop
12 Stop contact output 1
11 STOPS1- Stop contact output 1
10 Stop contact output 2
9 STOPS2- Stop contact output 2
8 PS24 SD- Differential signal minus side on RS-485 for PSA-24
7 GND Signal Grounding
6 ENBIN Enable input
5 ENBOUT 24V output for enable
4 ENBS1+ Enable contact output 1
3 ENBS1- Enable contact output 1
2 ENBS2+ Enable contact output 2
1 ENBS2 － - Enable contact output 2
Mating Connector Cable specifications
Item Specification
Compatible wire AWG22 ~ 16 ( 0.3 ~ 1.25 mm
2
)
Strip length 10 mm
1
9
8
16
STOP
ENB
IN
OUT
1 ＋
1 －
2 ＋
2 －
IN
OUT
1 ＋
1 －
2 ＋
2 －
GND
PS24 SD － PS24 SD ＋
NC
Refer to [2.6.2 Drive-source cutoff circuit wiring
example] for the example of connections using the
stop contact and enable contact on this connector.