Grundfos CRE Notice D'installation Et De Fonctionnement page 11

OC
DI
+24 V*
+24 V* +24 V* +24 V*/5 V*
OC
+24 V* GND
+24 V* +24 V* +24 V*/5 V*
+
+24 V* +24 V* +24 V*/5 V*
* 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
NC
C1
NO
NC
C2
NO
18
GND
11
DI4/OC2
19 Pt100/1000
17 Pt100/1000
12 AO
GND
9
+5 V*
14
AI3
1
DI2
21 LiqTec
20 GND
22 LiqTec
DI
10 DI3/OC1
4
AI1
2 DI1
+
5
+5 V
6 GND
A GENIbus A
Y
GENIbus Y
B GENIbus B
3
GND
15
+24 V
8
+24 V
26
+5 V
23
GND
25
GDS TX
24 GDS RX
+5 V*
7
AI2
Terminal Type
Normally closed
NC
contact
C1 Common
Normally open
NO
contact
Normally closed
NC
contact
C2 Common
Normally open
NO
contact
18 GND
11 DI4/OC2
19 Pt100/1000 input 2
17 Pt100/1000 input 1
12 AO
9 GND
14 AI3
1 DI2
21 LiqTec sensor input 1
20 GND
22 LiqTec sensor input 2
10 DI3/OC1
4 AI1
2 DI1
5 +5 V
6 GND
A GENIbus, A
Y GENIbus, Y
B GENIbus, B
3 GND
15 +24 V
8 +24 V
26 +5 V
23 GND
25 GDS TX
24 GDS RX
7 AI2
Function
Signal relay 1
(LIVE or PELV)
Signal relay 2
(PELV only)
Ground
Digital input/output,
configurable.
Open collector: Max. 24 V
resistive or inductive.
Pt100/1000 sensor input
Pt100/1000 sensor input
Analog output:
0-20 mA / 4-20 mA
0-10 V
Ground
Analog input:
0-20 mA / 4-20 mA
0-10 V
Digital input, configurable
LiqTec sensor input
(white conductor)
Ground (brown and black
conductors)
LiqTec sensor input
(blue conductor)
Digital input/output,
configurable.
Open collector: Max. 24 V
resistive or inductive.
Analog input:
0-20 mA / 4-20 mA
0.5 - 3.5 V / 0-5 V / 0-10 V
Digital input, configurable
Supply to potentiometer and
sensor
Ground
GENIbus, A (+)
GENIbus, GND
GENIbus, B (-)
Ground
Supply
Supply
Supply to potentiometer and
sensor
Ground
Grundfos Digital Sensor
output
Grundfos Digital Sensor input
Analog input:
0-20 mA / 4-20 mA
0.5 - 3.5 V / 0-5 V / 0-10 V
11