4.5.4 Power (+24 VDC) and sensor connection ( 15 VDC sensors) without SPS
[642 . . - . . G . - . . . . / 642 . . - . . H . - . . . . versions only]
4.5.4.1 Sensor power wiring external
VAT fuse recommendation: (a) 5AF, (b) min. 3A
Use shielded sensor cable(s). Keep cable as short as possible, but locate it away
from noise sources.
Connect Power supply (+24 / GND) at power 5 pol. male connector and Sensors
(0V / + / -) at DB–15 female sensor connector exactly as shown in the drawing
above!
Pins 4 and 8 must be
bridged for operation.
An optional switch
would allow for motor
interlock to prevent
valve from moving.