janitza AHF-PRO-Panel, User Manual And Technical Data

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7” Touch Display
4.4 Wiring diagram for connections
Port Designation
J28 Ethernet communication interface
J27 CAN protocol interface
J26 RS-485 communication interface, 2-pin connector, left A, right B
J25 USB interface
J22
Connection to module-monitoring interface
(including 485, emergency output, 24 V power supply) via W6
J21
I/O interface for connection of a port expansion card
(optional), 14-pin connector,
the interface pins are defined as follows:
IN1 IN2 IN3 IN4 IN5 DGND DGND
OUT1 OUT2 OUT3 OUT4 OUT5 VCC24V VCC24V
J16
Connection for emergency-stop button and indicator lights.
Cable marked NORMAL: Connection to control light
Cable marked ALARM: Connection to control light
Remaining cables: Connection to EMERGENCY-STOP button