4
REHAU Intelligent Controls
Technical Data
Power Supply
230V AC +10/-15%, 50 HZ
Max load pumps and Thermal actuators
4A + 35VA
Boiler relay
Volt free signal. Max 4A
Main pump (Volt free relay)
Volt free signal. Max 4A
Secondary pump
230V AC, 50Hz Max. 4A
Thermal actuators
Max. 10VA on each output Max. 35VA in total
Max. 10VA per output. Max. 35VA in total
Optional External Switch (Timer) for night setback
Open terminals for night set back and closed terminals for
day operation
Room sensor Bus 2 wire low voltage
5v
Application sensor and Limit sensor
NTC type ETF-1899A for water temperature
Control signal for mixing valve actuator
0-10V DC
Power supply for mixing valve actuator
24V AC. Max 6VA
REHAU INTELLIGENT FLOOR
HEATING/COOLING CONTROLS
INDEX
If a floor heating system is added to an existing heating or hot water system, containing mild steel pipes,
a strainer must be fitted straight after the branch off.
All REHAU control systems must be installed.
- By a competent person
- In accordance with the latest issue of instructions supplied
with each component
- According to the current IEE wiring regulations laid out in BS 7671 and National Valid regulations and in
compliance with the ordinances stipulated by local power authorities.
Diagram/DWG Legend
AC Actuator
AV Air Vent
BPV Bypass Valve
BV Balancing Valve
CP Circulating Pump
CS Cylinder Sensor
CT2 Programmable Room Sensor
OS Outside Sensor
CYL Cylinder
DHWS Domestic Hot Water System
EV Expansion Vessel
FM Flow Meter
HLS High Temperature Limit Stat
IV Isolating Valve
LSV Radiator Lock Shield Valve
VT Variable Temperature
MOV Motor Operated Mixing Valve
RS Room Sensor
BC Boiler Controls
SP System Pump
TA Standard Sensor
TD Room Sensor with identical features of
TM, along with floor sensor
TIV Thermostatic Inlet Valve
TM Room Sensor with four modes Auto, Day,
Night and Frost protection
TMV Thermostatic Mixing Valve
TP Tamper Resistant Sensor
TRV Thermostatic Radiator Valve
ZV 2-port Zone Valve
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