Troubleshooting; Technical Data - CTC Wireless room sensor Instructions D'installation Et D'entretien

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14. Troubleshooting

Because of disturbances such as other wireless communications,
wifi etc, then the communication between the heat pump and room
unit sometimes be disturbed. The distance between the units and the
building's construction may also have some impact.
It may therefore, in some installations be diffi cult to fi nd an adequate
placement.
Room sensor fault
The room sensor does not start
The LED is fl ashing
The LED fl ashes and the sensor symbol (7) is displayed
The LED fl ashes and the sensor symbol (9) is displayed
The temperature is not correct
Err/Hp fl ashes in the display
Err/rF fl ashes in the display
EN

15. Technical data

Technical data
Accuracy
Ambient temperature: operation
Ambient temperature: storage
Power supply
Battery life
Insulation
Frequency
RF output
Sensor
Software version
34
CTC Wireless room sensor
Action
Check:
• That the insulating tape has been removed
• That the batteries are the correct way round
• The capacity of the batteries
Check the alarm on the heat pump's display
The sensor is faulty. Contact the service organisation.
Replace the batteries.
Calibrate the sensor. See menu C4 in the section "Room
sensor settings".
See the alarm in the controlling CTC product
The room sensor is in contact with the antenna
0.1°C
0°C to +40°C
-10°C to + 50°C
Two AAA LR03 1.5V alkaline batteries. (Do not use
rechargeable batteries)
Around 2 years depending on the battery quality and the
update interval
Class II – IP30
868 MHz
<10 mW
NTC 10 kΩ at 25°C
Shown on menu C1