Danfoss CCR3+ Operating Manual page 3

CCR3+ Controller
Fig. 3 Wiring scheme - CCR3+ Master Controller
Connector/port Description
0V 0V – ground (-) power supply
24VDC 24 VDC(+) power supply
G – ground Lbus port (for system expansion)
Lbus – Lbus port (for system expansion)
Lbus
G – ground (Modbus RS 485)
RS485
B – port B (Modbus RS 485)
A - port A (Modbus RS 485)
C – common port dedicated to outputs O1-O4
O1 - output: Alert Broken Sensor
C
O2 - output: Alert Low Temp
O1,..,O4
O3 - output: Alert High Temp
O4 - output: not in use
C C – common port dedicated to actuators V1-4
V1-4 V1..V4 – outputs to actuators
C – common port dedicated to actuators V5-8
C
V5-8 V5..V8 – outputs to actuators
C C – common port dedicated to actuators V9-12
V9-12 V9..V12 – outputs to actuators
C C – common port dedicated to actuators V13-16
V13-16 V13..V16 – outputs to actuators
VI.GM.A2.02
G G C C C
24VDC Lbus O4 V4 V8
G O3 V3 V7
B O2 V2 V6
A O1 V1 V5
105 mm
0V LBus C C C
24VDC RS485 O1-4 V1-4 V5-8
CCR3+ Controller
TCP/IP B1-3 S0 S1-4 S5-8
LAN G G G
B1 S1 S5
B2
TCP/IP S2 S6
B3 S3 S7
RJ45
S0 S4 S8
G G G
Connector/port
C
V17-20
TCP/IP, LAN
B1-3, S0
G
S1-4
G
S5-8
G
S9-12
G
S13-16
G
S17-20
G
C C C
V12 V16 V20
V11 V15 V19
V10 V14 V18
V9 V13 V17
C C C
V9-12 V13-16 V17-20
S9-12 S13-16 S17-20
G G G
S9 S13 S17
S10 S14 S18
S11 S15 S19
S12 S16 S20
G G G
Description
C – common port dedicated to actuators V17-20
V17..V20 – outputs to actuators
TCP/IP port or IP Modbus port
B1,B2, B3 defined inputs
S0 – temp. sensor
G – common ground dedicated to inputs/sensor
S1..S4 – inputs from sensors
G – common ground dedicated to sensor S1-4
S5..S8 – inputs from sensors
G – common ground dedicated to sensors S5-8
S9..S12 – inputs from sensors
G – common ground dedicated to sensors S9-12
S13..S16 – inputs from sensors
G – common ground dedicated to sensors S13-16
S17..S20 – inputs from sensors
G – common ground dedicated to sensors S17-20
60 mm
50 mm
© Danfoss | 2019.02 | 3