Connections to detect failures, On the emergency control input lines – Toa VM-3000 Series User Manual
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(Fire alarm or other control equipment)
Emergency control input
terminals 1 to 5
Control output terminals of the external device
Both lines can be surveyed.
CTRL IN
COM
4.7 kΩ±5%
4.7 kΩ±5%
VM-3240VA/3360VA rear
14.5.3. Connections to detect failures on the emergency control input lines
Two types of control methods are available for the Emergency control input in the VM-3000 system: Contact
control input (Emergency control input terminals 1 – 5) and Voltage control input (Emergency control input
terminal 6).
Failures on each control input line can be detected in the following connections.
The control input terminals to be surveyed should be set by the setting software. (Refer to "Surveillance
Settings" in the separate software manual.)
* For the surveillance function, refer to
[Contact control input terminals (EMERGENCY CONTROL 1 – 5)]
Receive emergency control output (contact output) from external equipment, then activate an emergency
broadcast.
Connect the lines to be surveyed as shown below.