Terminal Description - Lorentz PSk2-7 Manuel D'installation Et De Fonctionnement

8.5.3 Terminal description

Open the controller housing by using the key for the front
door to access the terminals.
Refer to "8.5.1 Sensor terminal type" on page 25 and
"8.5.2 Power terminal type" on page 25.
Figure 11: View of open PSk2 controller
Solar in +–
Ground
Terminals 1 - 18
Controller Installation
WARNING – Do not apply a short circuit or
amp meter between + and – POWER IN
when the controller is connected. A short
circuit here will cause a strong electric
discharge which could result in burns,
injury or death.
CAUTION – Observe the polarity of the
solar panel for Sun Sensor before
connecting it to its plug. Wrong polarity
will lead to damage of the controller!
27
Pump L1 L2 L3