
Thermostatic head K
With built-in sensor and remote sensor
The thermostatic heads K are used to control the temperature of individual rooms using, for example, heaters, convectors, and radiators. The thermostatic head K range not only provides high-precision control it also is designed for exceptional ease of use. The models with remote sensor enables the installation of the thermostatic head covered by curtains, radiator facings, or other obstructions, or mounted vertically or in tight niches.
Product branding

Features and Benefits
Liquid-filled thermostat with high pressure power and precision control
With 2 clips for marking, limiting or blocking
Symbols for basic setting and nighttime set back
Brief data including the most important settings
Rotation direction indicator
Markings designed for the visually impaired
Applications
Heating systems.
Functions
Temperature control
Frost protection
Markings indicate upper and lower temperature range; two energy saving clips can be used to limit settings.
Temperature range is limited on both ends and can be blocked using covered stop clips.
Differential pressure influence
With built-in sensor: 0.2 K, With remote sensor: 0.3 K
Temperature
Max. sensor temperature: 50°C (122°F)
Nominal temperature range
See each product
Water temperature influence
With built-in sensor: 0.3 K, With remote sensor: 0.3 K
Control behavior
Control behavior: Proportional controller without auxilliary energy. Liquid-filled thermostat. High pressure power, lowest hysteresis, optimal closing time. Stable control behavior even in the case of small calculated p-band variation (<1K).
Control accuracy, CA value
0.2 K
Hysteresis
With built-in sensor: 0.15 K
With remote sensor: 0.2 K
Closing time
With built-in sensor 19 min, With remote sensor: Horizontally fitted sensor 12 min, Vertically fitted sensor 15 min
Marking
Heimeier and KEYMARK symbol.
Setting numbers.
Symbols for basic setting and nighttime reduction.
Brief data including the most important settings.
Setting indicators on the face of the head and markings designed for the visually impaired.
Rotation direction indicator.
Colour
White RAL 9016
Connection
Designed to be mounted on all IMI Heimeier thermostatic valve bodies and radiators with integrated valves which have an M30x1.5 thermostatic insert.
Material
ABS, PA6.6GF30, brass, steel,
Liquid-filled thermostat.
The table below assists you in finding the relevant product based on its variant. For more details, please download the datasheet above.
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