HE 5712 Operating Instructions
# 372048 | Version 1.4
21
5.4
Valve connections
Valve connections (1 - 8)
HE 5712 control unit (24 V DC) Valve connections
A maximum of 8 valves can be connected to the solenoid valve control. The connections of a
valve are arranged vertically one above the other. One terminal is provided for the FE
connection of each valve.
The valve outputs are designed for 24 V DC and 1A. The minimum recovery time (break) must
be
greater than or equal to ten times the pulse time for software version 1.xx
greater than or equal to the pulse time for software version 2.xx
The control automatically extends the effective pause time to the above ratio.
The software version can be determined by a serial number query on the page
www.hesch.de/support/seriennummern.html
Note!
All valve outputs of a system refer to the same mass (-) (12, 14, 16). It is
permitted to use one ground line for several inputs.
