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Manual PRO50-150 V.2
3.3- Electrical wiring diagram
3.3.1- PRO50/70 units
Earth connection
L, N:
230V mains
SW:
ON/OFF Switch
PH1/PH2: Ph pump connection (for units with AUTO kit)
R.Aux:
Auxiliary Relay
FILTER:
Start / Stop input
J4:
Cell connection
J8:
1-
Acid level sensor (PH)
8-Temperature probe
2-
Acid level sensor (PH)
9-ORP-
3-
Cover
10-ORP+
4-
Cover
11-12V for free chlorine
5-
Flow sensor (white cable)
12-Conductivity
6-12V for the flow switch (between 5-6)*
13-Conductivity
7-Temperature probe
14-12V for conductivity
*Activate the
flow switch
function in the configuration menu
LK2: Start/Stop (See Pág. 54)