NEC SL2100 - 5.5.4 Doorphone;Security Sensor Device Interface Specifications; 5.6 Installing the Door Unlock Devices

ISSUE 4.0 SL2100
INSTALLING THE MULTILINE TELEPHONES AND OPTIONAL TERMINALS 114
5.5.4 Doorphone/Security Sensor Device Interface Specifications
Table 2-28 Doorphone Interface Specifications
Item
Specification
Output Impedance
600 Ω
Output Level
Nominal 500 mV (-10 dBm)
Maximum Output
1.75 V RMS
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 board.
5.6 Installing the Door Unlock Devices
1-4 5-8 1-2
ESI SLI RL/Audio
082U-B1
Trunks
5
2-Core Cable
(Non polarity)
4
Audio In
Audio Out
6
2
3
7
1
8
Relay 1 Relay 2
Figure 2-112 Connecting the Door Unlock Device (082U-B1)
The following table shows the pin-outs for the RJ-61 cable connector.