Danfoss CCR3+ Operating Manual page 4

CCR3+ Controller
CCR3+ Master
Wiring diagram
De ned output O4
De ned output O3
De ned output O2
KO1
Def. output O4
24VDC
0V
Power Master Empty Module 0
Supply Controller Socket Input / Output
Board Board Place Board
TCP/IP - LAN
WEB SERVER
BMS TCP/IP
ETHERNET
INTERNET
B1 - Def.input B1
B2 - Def.input B2
B3 - Def.input B3
Fig. 4 Wiring scheme CCR3+ Master Controller with CCR+ Slave
4 | © Danfoss | 2019.02
Actuators of risers' valves V1...V20
Open collector outputs connect to 0V
KO4
KO3
V2 V4 V6 V8 V10 V12
KO2
V1 V3 V5 V7 V9 V11
Module 1 Module 2 Module 3
Input / Output Input / Output Input / Output
Board Board Board
S0 - main
Risers' temperature sensors S1...S20
sensor
Type of sensor - PT1000
PT1000
V14 V16 V18 V20
V13 V15 V17 V19
Module 4 Module 5 Empty
Input / Output Input / Output Socket
Board Board Place
LBus 2x0.5mm2
(L=max. 100m)
CCR+ Slave
Wiring diagram
Actuators of risers' valves V21...V36
Open collector outputs connect to 0V
V22 V24 V26
24VDC
+ -
V21 V23 V25 V27
24VDC
Slave Empty Module 1 Module 2
Controller Socket Input / Output Input / Output
and Power Place Board Board
Supply
Board
Risers' temperature sensors S21...S36
V28 V30 V32 V34 V36
V29 V31 V33 V35
Module 3 Module 4
Input / Output Input / Output
Board Board
Type of sensor - PT1000
VI.GM.A2.02