MB801CA - MB807CA Đồng Hồ Áp Suất Tema

Designed to be used in laboratory fer tests or calibrations and on all the plants where reliability and accuracy are important . Each instrument is supplied with internal calibration certificate “TEMA” . On request, the instrument may be supplied with calibration certificate issued by external calibration centre SIT (Italian Calibration Centre)

 TECHNICAL CHARACTERISTICS
Diameters: 250 mm
Case and ring: Aluminium black painted
Protection degree : IP44 (EN60529/IEC529)
Transparent: Plexiglas
Movement: st. st., reinforced
Dial: aluminium with mirror band , black numerals on light green
background , scale amplitude 310°C
Pointer: Balanced , with knife edge
Zero adjustment : manual, external from front
Blow out: neoprene, upper
Sensing element: Bourdon tube type, with “C” form for pressure
≤60bar, helical wound for pressure ≥ 60bar
Element material: Beryllium copper
Process connection material : st.st. 316
Welding: T.I.G.
Connection dimension: ½”NPTM or BSP
Mounting: direct, lower connection type 801CA
panel front flange eccentric rear conn. type 807CA
Ranges: see table at page 2
Operating range limit : 75% of full scale
Overpressure: +15% F.S. for range up to 60bar
Accuracy: class 1, acc. to EN837 (class 1,6 for DN63) at 20°C
Ambient temperature limit: -10/+60°C
Fluid temperature limit: 20°C
Temperature error: 0,045%/10°C in range 0/60°C
Internal calibration : with dead weight tester
Construction according to PED directive 97/23/EC (on request)

Tipo 801CA250: Montaggio diretto, raccordo radiale
Type 801CA: Direct mounting, radial connection
Tipo 807CA250: Montaggio a quadro, flangia a 3 fori anteriore, attacco post.
eccentrico
Type 807CA: Panel mounting, 3 hole front flange, rear eccentric connection