INSTALLING INSTRUCTIONS
POWER SUPPLY UNIT
See the safety instructions at the end of this booklet. Protect the power supply unit by complying with existing regulations
governing electrical installations (avoid high-temperature locations and strong magnetic fi elds, ensure correct fusing,
etc.).
1A
Mounting on a wall
2
TELEPHONE
1
4
ENG-12
DIGITAL DOOR ENTRY SYSTEMS
3
2
2
5
1B
Mounting on a DIN rail
3
1