Lorentz PS2-150 Series Manual For Installation And Operation page 26

24 Controller Installation
Table 4: Terminal explanation
Socket
Power in
Well probe
(Source low switch)
Remote switch
Water meter
Analog input 1
Analog input 2
Out
Water sensor
Sun Sensor
Output to motor
Terminal Connection
+ connect to positive terminal of PV module
– connect to negative terminal of PV module
1 connect to NC
2 connect to COM
3 connect to NC
4 connect to COM
5 connect to Imp
6 connect to COM
7 connect to positive (+)
8 connect to signal
9 connect to positive (+)
10 connect to signal
11
12
13 connect to positive (+)
14 connect to signal
15 connect to COM
16 connect to positive (+)
17 connect to negative (–)
L1 connect to the L1 phase of the motor
L2 connect to the L2 phase of the motor
L3 connect to the L3 phase of the motor
Function
Connect the PV array to the controller.
Connect well probe or float switch to
protect the pump system from running
dry.
Connect a float switch, pressure switch
or any other suitable remote switch.
(Factory setting: jumper installed)
Connect a water meter with pulse
output. l/imp must be configured with
PumpScanner.
Connect a 4−20 mA signal sensor;
supply voltage +24V load; must be
configured with PumpScanner.
Connect a 4−20 mA signal sensor;
supply voltage +24V load; must be
configured with PumpScanner.
Potential-free signal output to control
third party devices; must be configured
with PumpScanner.
Connect a water detection sensor for
surface pumps. (Factory setting: jumper
installed between 14 and 15)
Connect the LORENTZ SunSensor for
irradiation based pump control; must be
configured with PumpScanner.
Connect the power wires of the
LORENTZ pump motor.