Specifications

VoiceFinder VoIP Gateway Configuration Guide (APOS 2.0) Release Version 3.1
AddPac Technology Co., LTD
- 171 / 416-
5
Select a proper type of E&M for the port. Select which of Type 1, 2, 3, 5 to be used.
Jumper setting is used for this cabling option of AP-E&M. At the factory default mode, it
is set to Type-5. For more details, refer to E&M Module Jumper Settings.
The followings are each signal configuration for each E&M Type.
Type 1
- E : output, relay to ground
- M : input, referenced to ground
Type 2
- E : output, relay to SG(Signal Ground)
- M : input, referenced to ground
- SB(Signal Battery) : feed for M, connected to –48V
- SG(Signal Ground) : return for E, basically isolated from ground
Type 3
- E : output, relay to ground
- M : input, referenced to ground
- SB(Signal Battery) : connected to –48V
- SG(Signal Ground) : connected to ground
Type 5
- E : output, relay to ground
- M : input, referenced to –48V
6 operation {2-wire| 4-wire}
no operation
This command is for Informational description and
does not have an actual effect. The actual operation
can be effected depending on the jumper setting in
the number 4. This command provides the
information of a wiring type to be used without
verifying jumper.
7 type {1|2|3|5}
no type
This command is for Informational description and
does not have an actual effect. The actual operation
can be effected depending on the jumper setting in
the number 5. This command provides the
information of a wiring type to be used without
verifying jumper.