© Danfoss | Climate solutions | 2023.09
2 | AN461947453648en-000101
ICAD 600B / ICAD 600B
/ ICAD 1200B
ICAD 600B/1200B - Analog I/O for modulating control
ICAD 600B/600B-TS/1200B - Digital I/O for ON/OFF valve operation
External
voltage
24 V DC
(+)
(–)
K
1
K
2
K
1
K
2
II III
Supply
D F G
E
DI1
DI2
Control
ICAD
Danf
oss
M27H0163_1
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
EKC 347
EKC 315A
EKC 361
Neutral zone/3 points control
Only possible with EKC 347
6
7
8
9
(Y
(G
)
Control
Power supply cable
cable
Terminal box
2
1
3
2
1
3
Data cable
2
1
3
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
EKE 347
Only possible with EKE 347
Only possible with EKE 347
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
DC
Auxiliary relays
24 V DC
Power
Control
Data
2
1
3
(White/blue)
(White/orange)
(Orange)
(Blue)
A (Black)
(Black)
(White)
(Brown)
(Blue)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
ICAD back
Ref
Color
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
EKC 347
EKC 315A
EKC 361
Only possible with EKC 347
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
EKE 347
Only possible with EKE 347
Only possible with EKE 347
A (Black)
B (Brown)
C (Red)
D (Orange)
E (Yellow)
F (Green)
G (Blue)
DC
Auxiliary relays
24 V DC
A
Black
-
Common alarm
B
Brown
-
ICM fully open
C
Red
-
ICM fully closed
D
Orange
-
GND ground
E
Yellow
+
0/4 – 20 mA Input
F
Green
+
0/2 – 10 V input or digital input for on/off control
G
Blue
+
0/4 – 20 mA Output
I
Black
+
Fail safe supply. Battery / UPS* 19 V DC
II
White
+
Supply voltage
24 V DC 2A, or more, per ICAD recommended
ICAD PSU must be SELV**, >15 W
III
Brown
-
IIII
Blue
+
UPS Signal of Health - optional depending on ID31:
‘UPS supply’ set to ‘Yes’
*Uninterruptable Power Supply
Digital
output
ICAD back
Ref
Color
RS 485 / Ethernet
1
White/Blue
2
White/Orange
3
Blue
4
Orange
(-) / TX+
Data – (B) / Transmit Pair(+)
GND / RX+ Ground / Receiving Pair(+)
(+) / TX-
Data + (A) / Transmit Pair(-)
GND / RX-
Ground / Receiving Pair(-)
*Uninterruptable Power Supply
** The ICAD is a Class III appliance
RS 485 / Ethernet
RS 485 / Ethernet
RS 485 / Ethernet
Description
RS 485 / Ethernet
RS 485 / Ethernet