Figure 3-4: Dry Contact Wires' Mate; Table 3-1: Dry Contact Wires' Mate Component Descriptions - AudioCodes Mediant 1000 User Manual

User's Manual

Table 3-1: Dry Contact Wires' Mate Component Descriptions

Item #
1
2
3
4
The mate features four spring-cage connections:
Positions 4, 3, 2 and 1 (from left to right) correspond to the four pins in the connector on
the CPU module's front panel.
Users need to supply their own wiring (to be inserted into the mate's spring-cage
connections) as well as visual and/or audible alarm systems attached at the other end of
the wires. The dry contact connector can utilize wire sizes in the range 20 to 28 AWG.
Note:
To set up a Dry Contact system, take these 5 steps:
1.
2.
3.
Version 4.6

Figure 3-4: Dry Contact Wires' Mate

4
2
Position 1
4 spring-cage connections
Orange Buttons: Press to open spring-cage connections
Position 4
The Dry Contact alarm provided on the CPU card should be connected
only to SELV (Safety Extra-Low Voltage) non-energy hazard sources
(Class 2) as per UL60950 and EN60950.
Insert two wires into the mate's spring-cage connections in position 4 and 3
(represented by labels 14 and 15 in Figure 2-1 and Figure 3-4).
With a sharp, pointed object depress the corresponding orange button; the
cage of the connection opens.
Insert the wire into the connection and release the orange button; the cage
closes, locking in the wire.
During normal operation, dry contact labeled I is open. If a malfunction
occurs, dry contact labeled I closes.
3
1
Component Description
41
3. Installation
August 2005