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MCU_1-I/P_ User Manual
V1.0
3. Installation Instructions
Pre-installation Checklist
Ensure that you have the following items with Master Control Unit
Master Control Unit
User manual
Test Report
Locations to be avoided for installing Master Control Unit
In an enclosed space (for example, inside a cupboard)
Places where water can splash on the unit
Should not install near heating or cooking appliances.
4. Operation
Sr. No
Parameter
Condition
Status
1
Normal Condition
When digital inputs are
closed. (Fire is below
pre-defined level)
LEDs
1) Mains ON LED=ON
2)System Healthy LED=ON
3)GAS Release 1 Alarm LED=OFF
4) Relay LED=OFF
Hooter with Flasher=
OFF
2
When digital input
1 is open
Digital input 1 is
opened
LEDs
1) Mains ON LED=ON
2)System Healthy LED=OFF
3)GAS Release 1 Alarm LED=ON
4) Relay LED=ON
Hooter with Flasher=
ON
Silence Switch:
Silence switch can be used to silence the alarm triggered by Master Control Unit. If the user press silence
switch in case of Fire detect then it will be considered as acknowledgement of alarm.
Relay Output
:
The relay output can be used to trigger any external device such as siren, dialer or input for security
system.
