Grundfos IO 351 Instrucciones De Instalación Y Funcionamiento página 12

Group Terminal Designation
30 PTC 1
32 PTC 2
34 PTC 3
4A
35 GND, PTC
Make jumpers if no PTC sensor or thermal switch is connected.
All terminals (except mains terminals) must only be connected to
voltages not exceeding 16 Vrms and 22.6 Vpeak or 35 VDC.
16 DI 4
17 GND
18 AO 4
20 DI 5
21 GND
22 AO 5
3B** 24 DI 6
25 GND
26 AO 6
42 DI 7
44 DI 8
46 DI 9
47 GND
36 PTC 4
38 PTC 5
40 PTC 6
4B**
41 GND, PTC
Make jumpers if no PTC sensor or thermal switch is connected.
All terminals (except mains terminals) must only be connected to
voltages not exceeding 16 Vrms and 22.6 Vpeak or 35 VDC.
82 DO 4 NO
83 DO 4 C
83 DO 4 C
84 DO 5 NO
85 DO 5 C
5** 85 DO 5 C
86 DO 6 NO
87 DO 6 C
87 DO 6 C
88 DO 7 NO
89 DO 7 C
** Only IO 351 B.
12
Data
Input for PTC sensor or thermal
switch
Digital input
Analog output, 0-10 V
Digital input
Analog output, 0-10 V
Digital input
Analog output
Digital input
Input for PTC sensor or thermal
switch
Relay contact
Diagram
IO 351
30
PTC
32
PTC
34
PTC
35
IO 351
DI
GND
AO +
IO 351
36
PTC
38
PTC
40
PTC
41
IO 351
NO
C
C