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Y87RF2024 - SPDT 5(3)A 24...230 Vac, RF Control, Connectable, BDR91

SKU: Y87RF2024

Product overview

Y87RF is a family of modern digital room thermostats available in both wired and RF models and capable of Connected operation via a Honeywell RFG100 internet gateway.

Output configurations include modulating (OpenTherm(R)) and on/off. Wired OpenTherm(R) models are powered by the OpenTherm(R) bus. The room units for all RF models are powered by 2 x AA alkaline batteries. Applications include direct boiler control or as the room unit in a multi-zone control system, providing room temperature measurement and setpoint adjustment functions. Compatible zone controllers are Evohome and the HCE80 underfloor heating controller.

  • Single zone thermostat, offering Connectivity as an upgrade
  • Connected models allow remote operation and scheduling via the Honeywell TCC app for smartphones or tablets
  • Modern, stylish design to fit any decor
  • Compatible for retrofit with previous generations of Y87EU
  • Simple intuitive operation by rotating dial
  • Large backlit display
  • 0.5C accuracy
  • Installer mode, allowing setting of maximum and minimum set temperatures and default off setpoint
  • A range of models to suit different installations or applications
  • Battery-operated models use 2xAA alkaline batteries. Minimum battery lifetime 2 years, with battery low warning indicator
  • Control forms are either Modulating (via OpenTherm(R)) or TPI. See Technical Data and Options for more information
  • Suitable for wall mounting
  • Wireless models have 2-way RF communication on 868 MHz band, offering a typical range of 30 m in buildings
  • Wireless control of remote boiler using BDR91 relay box or R8810 OpenTherm(R) bridge
  • Suitable for use as the room unit in systems containing Evohome or HCE80 underfloor heating controller

Resources

Specifications

Application Heating only
Approvals and Standards CE, WEEE, RoHS
Display Language English
Heat-Cool Changeover 1.5 mm²
Power Supply Battery powered, Relay box: 230 V, 1 VA
Battery Life 2 years
Includes BDR91T1004
Radio Frequency 868 ... 868.6 MHz
Radio Frequency Transmitting Range (Max) 30 m
Color White
Ambient Operating Temperature (Max) 40 °C
Ambient Operating Temperature (Min) 0 °C
Ambient Relative Humidity (Max) 90 % RH
Ambient Relative Humidity (Min) 10 % RH
Control Output Signal Time Proportional Integral On/Off
ErP Class IV
Temperature Accuracy 0.5 °C
Terminal Wire Size 1.5 mm²
Set point Temperature (Min) 5 °C
Shipping and Storage Temperature (Max) 55 °C
Shipping and Storage Temperature (Min) -20 °C
Switch Action SPDT
Protection Class IP20 for T87 thermostat(IEC144)IP40 for BDR91, R8810, RFG100
Product Width 33
Product Diameter 84 mm
Manual Operation Functions Temperature setpoint with simple intuitive rotating dial

Parts and Accessories