Đầu đò nhiệt độ TB900 - Tema / đại lý Tema Việt Nam

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ALL ST. ST. BIMETAL TYPE TEMPERATURE GAUGE series TB900

The bimetal type temperature gauge series TB900, are made of two cold welded metal strips with different thermal exphansion coefficient . They may be installed on every chemical, petrochemical plants, onshore and offshore applications, machinery, food and pharmaceutical industry.

Seri TB900

TECHNICAL CHARACTERISTICS

Diameters: 80-100-130-150 mm (3-4-5-6”)

Case and ring: st. st. 304, bayonet type ring

Protection degree : IP56 (EN60529/IEC529)

Transparent: glass, thickness 4mm, gasket in neoprene

Movement: st. st.

Dial: aluminium with black numerals on white background

 Pointer: Aluminium., black painted, micrometric adjustable

Sensing element: cold welded bimetal coil

Capillary material: AISI 316

Bulb material : AISI 316

Dimensioni bulbo : standard Ø 8 ; Ø 6 and 9mm as option

Welding: T.I.G.

Connection dimension : ¼” ; ½” ; ¾” NPTM o BSP

Mounting: direct, radial lower stem type 911 direct, rear stem type 914 direct, lower adjustable stem type 910

Ranges: see table at page 2

Overrange : +30% F.S. Accuracy: class 1

Ambient temperature limit: -25/+65°C

Limit : can be used for continuos service up to 400°C and for intermittent service between 400 and 500°C

Construction ac. to ATEX directive 94/9/EC , gr.II cat. 2GDc