Grundfos IO242
Pump -- module
24VEXT
GND
ADI
GND
DI 4
GND
DI 3
GND
DI 2
GND
DI 1
PTC 2B
PTC 2A
MPF2
GND
PTC 1B
PTC 1A
MPF1
CT-sensor
CT-sensor
Power Supply
886
Cable duct for Auxiliary wiring
Auto Fuse
Max.
250 VAC
phase-phase
N
L3
L2
L1
AUX
Pump#2
Pump#1
Mains
