PS 1 – LCD
www.lesa.de
– the fastest way to get in touch!
12
5.2
The settings in the menu cannot be adjusted
ATTENTION!
Check the menu whether the service-mode is activated
6.0 Installation, electrical connection
6.1
Installation
The control unit PS1 – LCD N is placed in a control box that measures 290 x 170 x 130mm (H x W x
D with bolts and air connection). In order to attach the control box, there are 4 drilled holes.
6.2
Hose connection
The delivery standard for the hose connection is a screwed hose connection 8/6 mm. As an option
the control unit can be delivered with different screwed hose connections. It is also possible to
exchange the screwed hose connection later on. The hose connection needs to have an inside
thread G1/8” towards the control unit. When exchanging the hose connection it is important to hold
the according nut with a 14 mm wrench. You need to make sure to use an appropriate sealing agent
when inserting the screw connection.
6.3. Electric connection, power supply, and pumps
The electric connection needs to be installed by an electrician according to the valid regulations.
A circuit protection to the mains of max. 3 x 16 A (delay action) needs to be installed.
Connection Power supply (3 ~) L1, L2, L3, N, PE (pic 1a in attachment)
(There is a duplicate to each terminal and they are bridged internally)
The terminals are designed for a max cable cross sectional area of 4 mm². It is important to make
sure a right-sided rotating field is set-up. The terminals are labeled L1, L2, L3, N and PE.
