17
2
5
1
4
3
6
1. AUTO
- receiver operate in automatic mode
(works according to thermostat or app)
2. MANUAL
- receiver operate according to the switch located below
3. OFF
- receiver is disabled
4. CH
- in manual mode, zone 1 is turned ON
5. AUX
- in manual mode, zone 2 (or DHW) is turned ON
6. CH/AUX
- in manual mode, zone 1 and zone 2
(or DHW) are turned ON
3.3 iT500RX receiver switch functions
A detailed explanation of the meaning of the receiver LEDs can be found in the table below:
Description
The
blue
LED flashes
Blue LED is flashing in 1Hz when it’s set to Auto position and device is on.
The
blue
LED is off
Blue LED turns off when the device is off.
The
yellow
LED lights up
Yellow LED turns on when the receiver is in fail safe mode (lost signal from the thermostat). It will lights up only
when the receiver lost signal for more than one hour.
The
green
LED lights up
When the receiver is powered on.
(or)
After receiving correct signal from the thermostat.
The
green
LED flashes
Green LED is flashing in 0.5Hz for 4 seconds after receiving the correct adress and RF signal during pairing process
from the thermostat in Auto mode.
The
red
LED lights up
When thermostat enters pairing process.
The
red
LED flashes
When pairing process has failed.
