Siemens Milltronics BW500/L - Installing;Replacing the Back-Up Battery

Installation
5.16 Installing/replacing the back-up battery
BW500 and BW500/L
44 Operating Instructions, 12/2016, A5E33482052-AD
5.16
Installing/replacing the back-up battery
The battery (see Specifications (Page 17)) should be replaced every 5 years to ensure back up
during lengthy power outages. An on board capacitor provides 20 minutes of charge to preserve
the memory while the battery is being changed.
Note
The unit is supplied with one battery (battery P/N PBD
-20200035 (BR2335) or use
equivalent 3
V Lithium battery). Insert the battery into the holder as described below before
using the BW500 and
BW500/L.
WARNING
Power
Disconnect power before installing or replacing the battery.
Installation steps:
1. Open the enclosure lid.
2. Slide the battery into the holder. Be sure to align the + and – terminals correctly.
3. Close and secure enclosure lid.