WLF-1 · WLF-2 — air temperature sensors for indoors and outdoors

Pt100 in a watertight housing · with terminals or transmitter

Design (example) · dimensions in the data sheet

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 – housing, measuring element, wiring, accuracy, cable gland and transmitter.

Configure WLF-1 (smooth tube) →Configure WLF-2 (aluminium sensor tube) →

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

Download data sheet WLF (PDF) →
Dimension drawing, technical data and the complete order key on two pages.

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