Project Description

TTR2 – ZigBee Modbus and HA wireless thermostat Print datasheet

ZigBee thermostat for controlling heating and air conditioning systems in home & building automation applications
Main technical specifications
  • Touch user interface
  • Relay control with voltage free contact (C, N.C., N.O.)
  • Battery powered
  • Heating / air conditioning control
  • Daily / weekly programming (only available for Home Automation version)
  • Internal antenna
Versions available
  • Modbus
  • Home Automation
Applications
  • Building automation and industrial control systems
  • Energy monitoring and management
Description

The TTR2 is a battery powered wireless thermostat for controlling indoor air conditioning in home & building automation systems. In a wireless network, it transmits measurements to a ZigBee network Gateway / Hub.

Modbus version connection diagram
Home Automation version connection diagram
Models available
Image Code Descrption
ZED-TTR2-xx-01 ZED-TTR2-M TTR2 Battery powered wireless thermostat – Modbus
ZED-TTR2-xx-01 ZED-TTR2-HA TTR2 Battery powered wireless thermostat – Home Automation
Technical specifications
General specifications Battery powered wireless thermostat with touch screen technology
Electronic control device for separate installation
Radio specifications Frequency: 2405 MHz to 2480 MHz
Modulation: DSSS
Nominal transmission power: 2 mW (3 dBm)
Receiver sensitivity: -95 dBm
ZED-TTR2-M: Modbus
ZED-TTR2-HA: Home Automation 1.2
Antenna Internal with 0 dB gain
Radio range: max 30 m outdoors
Power supply Alkaline battery (2x) AA 1.5 V
Battery life: > 1 year
Control relay NC/COM/NO contacts 250 V 5 A Cos(Φ)=1 resistive load
Temperature sensor Murata NTC, NXRT15XH103FA1B0(30-40)
Temperature Setting range: +7 to +30 °C
Resolution: 0.1 °C
Accuracy: ±0.5 °C
Connections N.O. / C / N. C. control terminals
Mounting Wall-fixing with screws
Ambient parameters Operating conditions: -10 to +60 °C; <80% R.H. n.c.
Storage conditions: -20 to +70 °C; <80% R.H. n.c.
Degree of protection IP30
Insulation Class II
Conformity EN 55014-1; EN 55014-2; EN 60730-1; EN 60730-2-9; EN EN 62479; ETSI EN 300328; ETSI EN 301489-1; ETSI EN 301489-17
Directives 2014/53/EU (RED) 2011/65/EU (RoHS) 2012/19/EU (WEEE) 1999/519/EC
Dimensions (L x H x D) 86 x 86 x 22 mm
Weight 115 g
Mechanical drawings
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