Aquametrix LL Series Liquid Level Controllers - Manual (Page 4)

www.Aquametrix.com 978-749-9949 Toll free - 855-747-7623 (855-pHProbe)
Model LL3, LL4, LL7 and LL7H External Wiring Diagrams
by
Water Analytics
AquaMetrix
Accessories and Electrodes
LL3 Plug in Relay Base
LL4 Plug in Relay Base
LL7 Plug in Relay Base
LL7H - Terminal 9 is used for NW, the neutralizing wire.
GROUND
120V AC - (+)
120V AC - (-)
TANK (OR ELECTRODE)
SHORT ELECTRODE
LONG ELECTRODE
RELAY 1
Must be wired to power terminals
or have external power source.
CONTROLLER POWER LEVEL ELECTRODES
RELAY 2
Must be wired to power terminals
or have external power source.
1
2
3
4
5
6 7
8
9
10
11
12
AUX. NORMALLY CLOSED
AUX. NORMALLY OPEN
AUX. COMMON
PUMP COMMON
PUMP NORMALLY OPEN
PUMP NORMALLY CLOSED
GROUND
120V AC - (+)
120V AC - (-)
TANK (OR ELECTRODE)
SHORT ELECTRODE
LONG ELECTRODE
RELAY 1
Must be wired to power terminals
or have external power source.
CONTROLLER POWER LEVEL ELECTRODES
1
2
3
4
5
6 7
8
9
10
11
12
PUMP COMMON
PUMP NORMALLY OPEN
PUMP NORMALLY CLOSED
NOT IN USE
GROUND
120V AC - (+)
120V AC - (-)
TANK (OR ELECTRODE)
SHORT ELECTRODE
LONG ELECTRODE
RELAY 1
Must be wired to power terminals
or have external power source.
CONTROLLER POWER LEVEL ELECTRODES
RELAY 2
Must be wired to power terminals
or have external power source.
1
2
3
4
5
6 7
8
9
10
11
12
AUX. NORMALLY OPEN
AUX. COMMON
PUMP COMMON
PUMP NORMALLY OPEN
PUMP NORMALLY CLOSED
NOT IN USE
LP3-20 - Three Electrode holder with 20’ of
shielded cable, 1-1/4MNPT adapter
LP3F-20 - Optional mounting flange included..