SIKA thermometer, HVAC version with polyamide case


Product description

Possible areas of application

SIKA thermometer, HVAC version with polyamide casing

Long service and measurement accuracy without wear for large-scale heating systems, district heating, and cold-water circulation systems in air conditioning. OEM version, only for volume quantities.



Nominal size 110, 150 or 200 mm, plastic casing, top section made from polyamide PA6, black-coloured. The numbers of the display range are printed on the right side and are long-lasting. Connection of casing and immersion tube through grooved adapter piece and locking screw. Advantage: When mounting the thermometer, it is not necessary to turn the casing. Max. ambient temperature 160 °C.

Glass inserts (Capillaries)
Capillary tube of solid glass, bar-shaped, prismatic, diameter approx. 6 to 8 mm, with white background for blue fluid column. Scale is deeply burnt in black, thus being absolutely resistant. The main graduations, which correspond with the printing on the casing, are especially clearly outlined

Thermometric liquid
In the standard version up to 200 °C blue wetting fluid („Fü“).

Immersion tube
Standard version made from brass, type B with connection thread G½. The diameter of this immersion tube is 10 mm, with a wall thickness of 1 mm. Stainless steel available as an option.

Scale intervals and error limits
SIKA thermometers fulfil the requirements of DIN 16195 „Requirements and testing of industrial glass thermometers“. Scale intervals and error limits are defined in relation to the casing size and the display range. For example, a 291 HBZ thermometer, typical for heating applications, with a display range of 0 to 120 °C, has a scale interval of 2 °C and an error limit of 1 °C.

Technical features

Technical features

Nominal size

110 mm
150 mm
200 mm
Thermometer type
Angle 90°
Display ranges

-30...50 °C
-10...50 °C
0...60 °C
0...100 °C
0...120 °C
0...160 °C
0...200 °C
Immersion tube length

63 mm
100 mm
160 mm
250 mm
Fixed male thread G½ / SW27
Immersion tube material
Stainless steel



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