MuB_#9018820-30-25_BT-Master6-Slave4-6_(GB-FR-DE-NI-PI-RO-S)_2012-03-22.docx
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1. USER GUIDE
WFHC MASTER RF 6 Zones & SLAVE RF 4 or 6 Zones
Wireless (RF 868MHz) connecting boxes specially designed to control your Under Floor Heating managed by
Normally Closed actuators.
Possibility to extend easily the number of zones up to 12, with the slave modules.
Work in combination with our RF thermostat range (Digital and Basic)
2. TECHNICAL CHARACTERISTICS
Operating Temperature
0°C to 50°C
Regulation characteristics
Proportional Integral regulation with: 15 minutes cycle for 2°C.
Anti-short cycle: 3 minutes OFF, 2 minutes ON
Supply Voltage
- 10% 50Hz
Outputs:
Pump or accessories
Actuators (Normally closed)
Relay => 5A / 250VAC (Free contact)
Relay => 5A / 230 VAC ( L, N)
For easy installation we recommend a maximum of 4 actuators by
zones.
Radio Frequency
868, 3 MHz, <10mW.
Range of approximately 180 meters in open space.
Range of approximately 50 meters in residential environment.
Certifications
EN 300220-1, -2
EN 301489-1, -3
Protection
IP 30
Combination
10 Zones => 1 Master 6 + 1 Slave 4 zones
12 Zones => 1 Master 6 + 1 Slave 6 zones
3. LED EXPLANATION
In normal working mode:
Green Flash:
RF signal reception from the thermostat assigned on this zone.
Red:
Heating demand indicator (Water circulation on this zone)
Red Blinking:
RF alarm, the communication between thermostat and the Master has been lost.
Check the thermostat batteries. (When batteries thermostat must be changed, always replace the 2 batteries)
* If all zones are Red blinking check the RF antenna connection before replacing of all thermostat batteries.
4. POSSIBLE COMBINATIONS WITH SLAVE MODULES
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