Samsung OfficeServ 7200 Installation Manual page 70

CHAPTER 7. Connecting Stations and Additional Equipment
3) When using an automatic door lock, connect the Lock port of the DPIM and
the door phone contact point to the door lock.
The door lock contact point is designed to control low-voltage relay and uses
24 VDC and 100 mA.
Page 7-10
MMC
MMC 211 is used to assign call numbers to door phones.
OfficeServ 7200 Installation Manual/Ed.00
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