HERZ Digital Thermostat Series (H7711 / H7712 / H7713)
The HERZ Digital Thermostat Series offers a complete range of intelligent control solutions for heating, cooling, and ventilation systems. Available in modulating, on/off, and touch-pad variants, these thermostats ensure efficient temperature management, fan speed control, and valve actuation for 2-pipe or 4-pipe fan coil units. Designed for comfort, precision, and flexibility, the HERZ thermostats integrate seamlessly into residential, commercial, and industrial HVAC applications.
- š¹ Models:
- H7711: Modulating Thermostat (0ā10 V / 4ā20 mA control, RS485 optional)
- H7712: Touch Pad ON-OFF Thermostat (with optional timer, 7-day programmable, or backlight)
- H7713: Digital ON-OFF Thermostat (LCD display, optional IR remote, backlight)
- š¹ Control Types: ON/OFF, 3-point, Modulating (0ā10 V / 4ā20 mA)
- š¹ Voltage Supply:
- H7711: 24 V AC ±10%
- H7712 / H7713: AC 85ā260 V, 50/60 Hz
- š¹ Temperature Range:
- Setpoint: 5°Cā35°C (H7712/H7713), up to 99.5°C (H7711)
- Accuracy: ±0.5°C to ±1°C
- š¹ Fan Control: Manual or automatic 3-speed (Low/Med/High/Auto)
- š¹ Display: Large LCD or Touchscreen with temperature, mode, and fan status
- š¹ Functions:
- Heating / Cooling / Ventilation / Auto modes
- Low-temperature protection (anti-freeze mode)
- Keypad lock and backlight options
- Programmable timer and weekly schedule (H7712-T74)
- RS485 Modbus communication (H7711N variants)
- IR remote option (H7713R)
- š¹ Sensor: NTC, internal or external selectable (H7711)
- š¹ Housing: PC + ABS Flame Retardant, IP30 rated
- š¹ Precise temperature control for optimized comfort and efficiency.
- š¹ Multi-mode flexibility: manual, auto, and programmable options.
- š¹ Seamless integration with HERZ motorized valves and actuators.
- š¹ Energy savings through intelligent fan and valve modulation.
- š¹ Universal voltage compatibility for flexible installation.
- š¹ Elegant, compact design with modern LCD or touch interface.
- š¹ Suitable for both new and retrofit HVAC systems.
- š¹ Residential and commercial HVAC systems.
- š¹ 2-pipe or 4-pipe fan coil units.
- š¹ Central heating and cooling systems.
- š¹ Zone temperature control in offices and hotels.
- š¹ Building management and automation systems.
- š¹ VAV (Variable Air Volume) and damper control applications.
- š¹ Energy-efficient building retrofits and modernization projects.
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