4
ED-527 : 16 digital outputs
2. Pin Outs...
ED-516 : 16 digital inputs ED-538 : 4 relays and 8 digital inputs
Type of
Port
Terminal
Block
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5
Digital Out Yellow -V DOut 0 DOut 1 DOut 2 DOut 3
Digital Out Orange -V DOut 4 DOut 5 DOut 6 DOut 7
Expansion Grey SIG GND RS-485 D- RS-485 D+ RS-485 D+ RS-485 D-
Digital In Green -V DOut 8 DOut 9 DOut 10 DOut 11
Digital In Blue -V DOut 12 DOut 13 DOut 14 DOut 15
Power Black -V +VA +VB -V Func. GND
Type of
Port
Terminal
Block
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5
Relay Out Yellow RL 0 COM RL 0 N/O RL 1 COM RL 1 N/O -
Relay Out Orange RL 2 COM RL 2 N/O RL 3 COM RL 3 N/O -
Expansion Grey SIG GND RS-485 D- RS-485 D+ RS-485 D+ RS-485 D-
Digital In Green -V DIn 0 DIn 1 DIn 2 DIn 3
Digital In Blue -V DIn 4 DIn 5 DIn 6 DIn 7
Power Black -V +VA +VB -V Func. GND