Eng
lish (US)
10
* If you use an external supply source, there must be a
connection to GND.
Fig. 8
Connection terminals, CRE, CRIE, CRNE, CRKE,
SPKE, MTRE and CME pumps
TM
05
35
09
35
12
Terminal Type
Function
NC
Normally closed
contact
Signal relay 1
(LIVE or PELV)
C1
Common
NO
Normally open
contact
NC
Normally closed
contact
Signal relay 2
(PELV only)
C2
Common
NO
Normally open
contact
18
GND
Ground
11
DI4/OC2
Digital input/output,
configurable.
Open collector: Max. 24 V
resistive or inductive.
3
15
8
26
23
25
24
7
21
20
22
B
Y
6
5
2
4
10
A
+24 V*
1
14
9
12
17
19
11
18
+24 V*
+
+24 V*
OC
DI
+24 V*/5 V*
+24 V*
+
+
+
+24 V*/5 V*
+24 V*
+24 V*
+
+
+24 V*/5 V*
+24 V*
+5 V*
AI2
GDS RX
GDS TX
GND
GENIbus A
GENIbus B
+5 V
+24 V
+24 V
GND
GENIbus Y
GND
+5 V
DI1
AI1
DI3/OC1
LiqTec
AI3
GND
DI2
LiqTec
GND
AO
Pt100/1000
Pt100/1000
DI4/OC2
GND
+24 V*
OC
DI
GND
NC
C2
NO
NC
C1
NO
+5 V*
19
Pt100/1000 input 2
Pt100/1000 sensor input
17
Pt100/1000 input 1
Pt100/1000 sensor input
12
AO
Analog output:
0-20 mA / 4-20 mA
0-10 V
9
GND
Ground
14
AI3
Analog input:
0-20 mA / 4-20 mA
0-10 V
1
DI2
Digital input, configurable
21
LiqTec sensor input 1
LiqTec sensor input
(white conductor)
20
GND
Ground (brown and black
conductors)
22
LiqTec sensor input 2
LiqTec sensor input
(blue conductor)
10
DI3/OC1
Digital input/output,
configurable.
Open collector: Max. 24 V
resistive or inductive.
4
AI1
Analog input:
0-20 mA / 4-20 mA
0.5 - 3.5 V / 0-5 V / 0-10 V
2
DI1
Digital input, configurable
5
+5 V
Supply to potentiometer and
sensor
6
GND
Ground
A
GENIbus, A
GENIbus, A (+)
Y
GENIbus, Y
GENIbus, GND
B
GENIbus, B
GENIbus, B (-)
3
GND
Ground
15
+24 V
Supply
8
+24 V
Supply
26
+5 V
Supply to potentiometer and
sensor
23
GND
Ground
25
GDS TX
Grundfos Digital Sensor
output
24
GDS RX
Grundfos Digital Sensor
input
7
AI2
Analog input:
0-20 mA / 4-20 mA
0.5 - 3.5 V / 0-5 V / 0-10 V
Terminal Type
Function