Version with integrated electronic controller:
Note: all power supplies must conform to legal requirements
Presentation:
The electronic controller works via a duct (or room) sensor to keep output at the set point level set by the
user.
The system can also control fan speeds, monitor clogging of the filter, and generate a number of error
alarms.
It also offers the possibility to control an exhaust fan (or a back-draft damper) to the CAIB.
The system comprises a number of standalone accessories:
- Remote control delivered with cable (length 10 m)
Setting/display of set point
Management of fan speed and operation ranges
(annual/weekly/daily
controlling the 3 speeds of the fan HS/LS/stop).
Alarm display.
- Remote booster for high-speed
operation outside programmed hours.
(timed for duration 1 h)
Built-in switch.
- Servomotor + 3-way valve
(and corresponding reductors)
- Ambient sensor (optional)
List of components and features:
- Lock-isolating switch (central cut-out).
- Differential pressure switch for filter clogging
with control panel error display + differential
pressure switch for airflow control
- Air inlet damper to protect the water coil against
frost
Duct
sensor
Room
sensor
programmable
.
Safety
against
frost
Water coil
Filter
M
P
Controller
Stop/
LS/ HS
Automaton
O
Display
Programmable clock
Boost HS
Setpoint adjustment
Alarms
timer
Damper
Alarm