Smoke and Heat Exhaust Control Unit mcr 9705
– User Instruction Manual
Strona 4 z 24
Closing of the vent after its emergency opening (deleting the alarm state) takes place
after the cause of the alarm has been removed.
Connecting of the mcr RPO-1 manual smoke exhaust pushbutton enables remote
control panel operation (alarm enabling, alarm deleting and closing the vent after the
alarm) and remote signalling of the system status (READY, FAULT, ALARM).
2. About the mcr 9705 control unit
Pic. 1 Front panel of a control unit.
On the front panel, there are diodes which indicate the status of the control center:
No
.
Description
Color
Function
1
POWER SUPPLY
green
indicates that both power supplies are
present
2
READY
yellow
indicates no alarm, system ready for
operation
3
ALARM
red
optical alarm indicator
4
FAULT
yellow
general system failure signal
5
VENT OPEN
or: CURTAIN
(DOOR CLOSED)*
red
indicates that smoke vents are open
or door closed*
* doors closed (in remote door control systems).
As a standard, the control unit is equipped with a lock
(6).