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WSK-4 — weld-in resistance thermometer form 4

Thermowell from solid material · DIN 43772

Dimension drawing WSK-4

Dimension drawing · dimensions in mm · binding dimensions per order confirmation

Thermometer with a drilled thermowell from solid material for welding directly into pipelines or vessels – for high pressures and flow velocities. Matching weld-in nozzles available.

  • Steam, gas and high-pressure lines
  • Power plant and energy engineering
  • Petrochemicals
  • Conical thermowell from solid material
  • Thread M14, M18 or G 1/2" to the head
  • Weld-in nozzle and strength verification optional
  • Successor to the Schramm series W40 — identical installation dimensions

Put a version together and enquire

12 positions from the order key in our catalogue. The configurator shows the type code as you go and sends the enquiry straight to us.

Open configurator →

Prefer the phone? +49 6181 504 93 18 · info@ghi-gmbh.de

Technical data

Measuring element
1 × / 2 × Pt100 or Pt1000
Measuring range
−200 … +600 °C
Thermowell
Form 4 to DIN 43772, solid material
process connection
Welding in, nozzle Ø 40 / 50 mm
Material
1.4571, 1.4404, 1.0460 (A105), special materials
Explosion protection
Only via the certified WME measuring insert in the thermowell (EPS 25 ATEX 1 060 X Rev. 1 · IECEx EPS 25.0012X):
II 1/2G Ex ib IIC T1…T6 Ga/Gb
II 1/2D Ex ib IIIC Da/Db.
Sensor −50…+450 °C, connection head −40…+85 °C.

Data sheets, ATEX certificates and operating instructions in the download centre

Typical industries

The WSK-4 is used mainly in these fields. The assignment names the most common applications and does not exclude others — talk to us if your application is not listed.

Chemicals & petrochemicals Energy, power plants & hydrogen Furnaces, heat treatment, glass & foundry Mechanical & plant engineering

Above +600 °C: the same design as a thermocouple TSM-4 — to the thermocouples

Please contact us

We are glad to help with questions about products, versions and delivery times.

Dennis Kühne
Phone: +49 6181 504 93 18
Mobile: +49 160 91437153
E-mail: info@ghi-gmbh.de

Dennis Kühne, Sales