Control connections
There are fixed control connections on the base unit and optional control connections
on the installed option module.
￭ Standard unit
RELAYS MAX
250V AC 30 DC 2A
24V
DGND
DCOM
D 3
D 4
D 5
D 6
AI2
AGND
A01
A02
AGND
B +
A -
DGND
SCR
AI1
AGND
+10V
RO2C
RO2A
RO2B
RO3C
RO3A
RO3B
D 1
DI2
IN1
IN2
ON
RO1C
RO1A
RO1B
+24V
DGND
DCOM
SGND
OUT1
1
1
3
2
4
4
5
6
7
8
9 10
Connections of the base unit:
1. Auxiliary voltage outputs
2. Digital inputs
3. Safe torque-off connections
4. Relay output connections
5. Cold configuration connection for CCA-01
Connections of the RIIO-01 I/O & EIA-485
module:
6. Digital inputs
7. Analog inputs and outputs
8. Embedded fieldbus EIA-485 (Modbus RTU,
BACnet MS/TP, N2)
9. Auxiliary voltage output
10. EIA-485 end of line termination switch
32 Operation principle and hardware description
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