Skip to main content Skip to search Skip to main navigation

WLF-2 — air temperature sensor, structured sensor tube

Pt100 in a watertight housing · larger surface, faster response

Dimension drawing WLF-2

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

Resistance thermometer for measuring ambient and room air temperature indoors and outdoors. WLF-1 with a smooth protection tube (also as a cleanroom version), WLF-2 with a structured aluminium sensor tube.

  • Building automation, air conditioning and ventilation
  • Industrial halls, warehouses, cleanrooms
  • Outdoor and weather stations
  • Housing in aluminium or polyester (GRP)
  • Terminals or transmitter 4…20 mA
  • Cable gland on the right, left or top

Put a version together and enquire

8 positions from the order key in our catalogue. The configurator shows the type code as you go, checks the combination for plausibility and sends the enquiry straight to us.

Open configurator →

You generate the data sheet for the chosen version in the configurator with "Create PDF". Prefer the phone? +49 6181 504 93 18 · info@ghi-gmbh.de

Technical data

Measuring element
1 × / 2 × Pt100
Accuracy
Class A or B
Housing
Powder-coated aluminium or polyester GRP, 80 × 75 × 57 mm among others
Sensor tube
WLF-1 smooth · WLF-2 structured aluminium
Ex marking
II 1G Ex ia IIC T1…T6 Ga · II 2G Ex ib IIC T1…T6 Gb · II 2D Ex ib IIIC T440…T63 °C Db (Messeinsatz WML/TML)
Ex connection values
Ui 30 V · Ii 70 mA · Pi 500 mW · Ci 250 pF/m, Li 50 µH/m · Ex measuring range –50…+450 °C
Certificate
EPS 25 ATEX 1 060 X Rev. 1 (BV, NB 2004) · IECEx EPS 25.0012X

Order example

WLF-2-2-P1-3-A-1-1-K-1

Data sheets and operating instructions in the download centre

Typical industries

The assignment names the most common applications and does not exclude others — talk to us if your application is not listed.

Energy, power plants & hydrogen Mechanical & plant engineering Heating, ventilation, refrigeration & buildings

With a smooth protection tube, also as a cleanroom version: WLF-1

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