Bosch APC-AMC2-4R4CF Installation Manual page 17

Access Modular Controller 2
Figure 3.15: Upper circuit board with display (top side)
Figure 3.16: Upper circuit board with display (top side)
Figure 3.17: Circuit board with display (top side)
Bosch Access Systems V.B.
1 (N.A.)
2 DIL switch for RS-485 address selection , protocol, and RS-232/RS-485 selection.
3 Lithium battery for buffering of static RAM and real time clock (RTC). The battery life
is estimated at 10 years, nevertheless an error message is generated if the voltage
sinks below a preset minimum level.
NOTICE: In order to avoid an error message caused by an earlier voltage drop we
suggest to replace the battery every 8 years. Spare part: VARTA CR 2032 PCB.
Installation manual
Introduction | en 17
2020-01 | V02 |