ĐỒNG HỒ ĐO ÁP SUẤT WISE P257

Nominal diameter: 63, 100 and 160 mm
Accuracy:
P2572 (63 mm): 
      ±1.6% of full scale
P2574 (100 mm) and P2576 (160 mm):
      ±0.5% of full scale
      ±1.0% of full scale
Scale range (MPa, kPa, bar):
      63 mm: -0.1 ~ 0 to 0 ~ 100 MPa
      100 and 160 mm: -0.1 ~ 0 to 0 ~ 200 Mpa
Working pressure:
      Steady: 75% of full scale (63 mm)
      100% of full scale (100 and 160 mm)
      Over range protection: 130% of full scale
Working temperature:
      Ambient: -40 ~ 65℃
      -20 ~ 65℃ (With glycerin filling)
      -40 ~ 65℃ (With silicone filling)
Fluid: 
      Max. 200℃
      Max. 100°C (With glycerin filling)
      Max. 100℃ (With silicone filling)
Degree of protection: EN60529/IEC529/IP67
Temperature effect: Accuracy at temperature above and below the reference temperature (20℃) will be effected by approximately ±0.4% per 10℃ of full scale
Pressure connection: Stainless steel (316SS)
Element: Stainless steel (316SS)
63 mm:
      <6 MPa: C type bourdon tube
      ≥6 MPa: Helical type bourdon tube
100 and 160 mm:
      <10 MPa: C type bourdon tube
      ≥10 MPa: Helical type bourdon tube
Case: Stainless steel (304SS)
Cover: Stainless steel (304SS), Bayonet type
Blowout protection: Solid front, Blow-out back
Window: Laminated safety glass
Movement: Stainless steel
Dial: White aluminium with black graduations
Pointer: Black painted aluminium alloy
Process connection:
      63 mm: 1/8", 1/4" PT, NPT and PF
      100 and 160 mm: 1/4", 3/8", 1/2" PT, NPT and PF
Certificates: 
* ATEX Ex II GD c IIc TX
* Pressure equipment directive (97/23/EC) - Annex III Module H
Option: 
* Zero adjustable pointer (Only available with diameter 100 and 160 mm)
* Zero adjustment (External) : 100 and 160 mm
* Pressure connection and element : Monel (Only available with diameter 100 and 160 mm)