Table 2-34 Doorphone Interface Specifications; Figure 2-119 Connecting The Door Unlock Device (308U-A1); Doorphone/Security Sensor Device Interface Specifications - NEC SL2100 Hardware Manual

SL2100

5.5.4 Doorphone/Security Sensor Device Interface Specifications

Item
Output Impedance
Output Level
Maximum Output
Applied Voltage during
Sensor Off
25 V
5.6 Installing the Door Unlock Devices
A maximum of two door unlock devices can be connected to each Chassis.
308U-A1 COI RL/Audio
1-3

Figure 2-119 Connecting the Door Unlock Device (308U-A1)

2-86

Table 2-34 Doorphone Interface Specifications

600 Ω
Nominal 500 mV (-10 dBm)
1.75 V RMS
Loop Current during
Sensor On
40 mA
HYB/SLI
1-2 3-4 5-6 7-8
5
4
3
6
2
7
1
8
2-Core Cable
(Non polarity)
Specification
Port Assignment
Program 10-03-05:1 (Read only)
* Port assignment should be set on Doorphone mode by Hard-
ware-Switch on board.
Audio In
Relay 2
Audio Out
ISSUE 1.0
Relay 1
Installation