13
13. BATTERY CHANGE
NOTE
:
!
During the battery change, the real time clock (RTC) is reset and requires re-setting with ARSOFT-
CFG-WZ1 software - the remaining parameters remain unchanged.
AR431/432/433/434/435/436
(prepare a flat screwdriver)
- remove the rear wall of the housing (as shown in Fig. 13.1), successively prying the latches
- carefully remove the sensor control board from the housing (Fig. 13.2)
- replace the battery with a new one of suitable type (chapter 4), observing the polarity shown in the handle
- re-assemble the unit by placing the cover and the back wall in its original position
Fig.13.1. Disassembly of the rear wall
Fig.13.2. Disassembly of the control board
AR437
- unscrew 4 screws in the front panel and remove them from the device
- carefully slide the display plate out of the mounting sockets
- the battery compartment becomes accessible
- replace the battery with a new one of suitable type (chapter 3), observing the polarity shown in the handle
- after replacing the battery slide in the display plate into the mounting sockets
- assemble the device in reverse order to this described above
- to avoid any mechanical and electrostatic damage pay particular attention when handling the display plate
- to obtain IP65 tightness the housing cover must be precisely tightened
