External dosing devices
37
18.2 Electrical connection
IMPORTANT maximum current drain at the transfer strip: 0.5 A.
Connect the external dosing device to the 5-pin plug.
Terminals (arranged from top to bottom)
Terminal Voltage is on Condition Restriction
L1
continuous voltage
N
Rinse (O18)
parallel to solenoid valve (O7)
while the machine is filling
during rinsing
P709 = 0
a)
c)
Wash (O20)
while the circulating pump is running a) c), d), e)
Fill / Water
(O17)
while the machine is filling
P704 = 0
a), b)
parallel to solenoid valve (O7)
while the machine is filling
during rinsing
P704 = 1
a), b)
a) Hood / door closed
b) minimum water level in the tank
c) not in the self-cleaning programme
d) not while the machine is filling
e) not in descaling or basic cleaning programme
The parameters P704 and P709 control when a voltage present at the fill and rinse terminals.
Possible settings
P704 Use
0 for dosing devices not originating from Winterhalter
1 for dosing devices not originating from Winterhalter
2 for Winterhalter dosing device SP 166 Z
3 for pulse controlled dosing device (e.g. Winterhalter Fluidos DT)
P709 Use
0 for dosing devices not originating from Winterhalter
1 not used
2 for pulse controlled dosing device (e.g. Winterhalter Fluidos DB)
Recommendations
Winterhalter dosing device SP 166Z:
P704 = 2
Set both potentiometers to zero
Connect the black wire to Fill
Set the dosing on the display (touchscreen)
