Installation guide
Uponor Climate Co˘ntrol™ Zoning System Installation Guide
33
Section 9
Technical Data 
General
• IP: IP30 (IP: degree of non-accessibility to the active 
parts of the product and degree of non-accessibility 
of water)
• Max. ambient relative humidity (RH): 95% max. at 
68°F/20°C.
• Class II low-voltage device 
Thermostat T-75
• Certication 
 - FCC Part 15 Subpart C 
 - Industry Canada Category I device
• Approval and certication: 
 - KNX: Konnex approval and certication
• Power supply: 2x Alkaline AAA 1.5V
• Voltage: 2.2V to 3.6V
• Operating temperature: 32°F/0°C to 113°F/45°C
• Storage temperature: 14°F/-10°C to 149°F/65°C
• Radio frequency: 902-928 MHz
• Transmitter duty cycle: 1%
Interface I-75
• CE marking: 
 - Low-voltage tests: EN 60730-1 and EN 
60730-2-1
 - EMC tests: EN 60730-1
• Power supply: 11VDC ±10% from controller
• Operating temperature: 32°F/0°C to 131°F/55°C
• Storage temperature: -4°F/-20°C to 158°F/70°C
• Consumption: 1W maximum
Antenna T55
• Power supply: 11VDC ±10% from controller
• Consumption: << 1W
• Radio frequency: 902 to 928 MHz
• Transmitter duty cycle: 1%
• Receiver Class: 2
Base Unit C-55
• Certication 
 - FCC Part 15 Subpart C 
 - Industry Canada Category I device
• Certication 
 - ICES-003
• Power supply: 90-130VAC, 60Hz Class II switching 
power supply
• Operating temperature: 32°F/0°C to 131°F/55°C
• Storage temperature: -4°F/-20°C to 158°F/70°C
• Consumption: 70 W in full load max at 24VAC
• Demand contact: 24VAC at 2 Amps max (not fused)
•  Valve outputs: 24VDC ±10%, 436 mA max. per 
output 1 and 2 24VDC ±10%, 218 mA max. per 
output 3 to 12
• Supply connection: terminal strip (push type) 
polarity sensitive
* Do not substitute the external power supply. Damage to the controller 
and hazardous conditions may occur. Warranty will be voided.
Use of Quick Connectors: 
1. Without turning, use a thin screwdriver to press 
the white button of the terminal to insert or 
remove a wire.
2. Insert a wire in the quick connector.
3. Release the white button.
4. Run the cable in the cable guides secure it.
5. Screw clamp to secure the cable 
of antenna or/and extension.










