I/O Connector; Input Circuit - Epson RC620 CU Manual

Setup & Operation 9. I/O Connector

9. I/O Connector

The I/O connector is for connecting your input/output equipment to the system.
Control Unit
Drive Unit 1
Drive Unit 2
For details of the expanded I/O to be installed to the Special slot, refer to Setup &
Operation 11.2. Expansion I/O Board.
For cable wiring, refer to the Setup & Operation 3.5 Noise Countermeasures in order to
prevent noise.

9.1 Input Circuit

Input Voltage Range
ON Voltage
OFF Voltage
Input Current
Two types of wiring are available for use with the two-way photo coupler in the input
circuit.
52
Pins Bit number
Input 24
Output 16
Input 24
Output 16
Input 24 256 to 279
Output 16 256 to 271
: +12 to 24 V ±10%
: +10.8 V (min.)
: +5 V (max.)
: 10 mA (TYP) at +24 V input
0 to 23
0 to 15
32 to 55
32 to 47
RC620 Rev.8