NEC UNIVERGE SL2100, Hardware Manual

Page: 171 / 174

2.14 Doorphone Interface Specifications
Table 5-10 Doorphone Interface Specifications
Item Specification
Output Impedance 600 Ω
Output Level Nominal 500 mV (-10 dBm)
Maximum Output 1.75 V RMS
2.15 General Purpose/Door Unlock Relay Specifications
Table 5-11 General Purpose/Door Unlock Relay Specifications
Item Specification
Rated Voltage DC 48 V Maximum
Rated Current DC 320 mA Maximum
Contact Normally Open
2.16 External Paging Output Specifications
Table 5-12 External Paging Output Specifications
Item Specification
Output Impedance 600 Ω @ 1 kHz
Output Level Nominal 250 mV (-10 dBm)
Maximum Output 400 mV RMS
2.17 BGM/ExMOH Source Input Specifications
Table 5-13 BGM/External MOH Source Input Specifications
Item Specification
Input Impedance High Impedance (>10 kΩ)
Input Level Nominal 250 mV (-10 dBm)
Maximum Input 1 V RMS
2.18 External Sensor Device Interface Specifications
Table 5-14 External Sensor Device Interface Specifications
Applied Voltage during
Sensor Off
Loop Current during
Sensor On
Port Assignment
25 V 40 mA
Program 10-03-05: 1 (Read only)
* Port assignment should be set on Doorphone mode by Hard-
ware-Switch on 308U/082U board.
The External Sensor device configuration shall be assigned by Hardware Switch and applied voltage
during sensor off is supported 25 V type only.
ISSUE 1.0 SL2100
Hardware Manual 5-7