Bosch AMC2 ENC-UL2 - Enclosure - Large - Manual (Page 12)

12 en AEC-AMC2-UL2 - Installation manual
F.01U.097.253 | V 3.2 | 2010.01 Bosch Sicherheitssysteme GmbH
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NOTICE!
To switch the power supply between 12 V or 24 V modes,
disconnect the input voltage and set the switch as shown in the
figure below.