ĐỒNG HỒ ĐO ÁP SUẤT CÓ TIẾP ĐIỂM ĐIỆN WIKA PGS26.160

Applications

* Control and regulation of processes

* Monitoring of plants and switching of circuits

* For gaseous and liquid aggressive media that are not highly viscous or crystallising, also in aggressive environments

* Chemical industry, petrochemical industry, power plants, mining, on-/offshore, environmental technology, machine building and general plant construction

Special Features

* Also available with case filling for high dynamic pressure loads or vibrations

* Instruments with inductive contacts for use in hazardous areas

* Instruments with contacts for PLC applications

* Safety version with solid baffle wall (Solidfront) available

* QR code on dial links to instrument-specific information

Applications

* Control and regulation of processes

* Monitoring of plants and switching of circuits

* For gaseous and liquid aggressive media that are not highly viscous or crystallising, also in aggressive environments

* Chemical industry, petrochemical industry, power plants, mining, on-/offshore, environmental technology, machine building and general plant construction

Special Features

* Also available with case filling for high dynamic pressure loads or vibrations

* Instruments with inductive contacts for use in hazardous areas

* Instruments with contacts for PLC applications

* Safety version with solid baffle wall (Solidfront) available

* QR code on dial links to instrument-specific information

Specifications 
Standard Bourdon tube pressure gauges: EN 837-1; ASME B40.100 
Pressure gauges with electrical limit contact devices: DIN 16085
Further version: 
      Oil- and grease-free
      For oxygen, oil- and grease-free
      Silicone-free
      Per NACE 1) MR0175 / ISO 15156, use in H₂S-containing environments in oil and gas production
      Per NACE 1) MR0103 / ISO 17945, metals resistant to sulphide stress cracking
      With pre-volume deflagration flame arrester 2) for mounting to zone 0 (EPL Ga); model 910.21, see data sheet AC 91.02
Nominal size (NS): Ø 100 mm [4"]: Ø 160 mm [6"] 
Connection location:
      Lower mount (radial)
      Lower back mount
Window: Laminated safety glass, Polycarbonate
Case Design:
      Safety level “S1” per EN 837-1: with blow-out device
      Safety level “S3” per EN 837-1: with solid baffle wall and blow-out back 
 Case Material:
      Stainless steel 1.4301 (304)
      Stainless steel 1.4571 (316 Ti)
Case filling: Without, Silicone oil M50
Movement: Stainless steel
Type of measuring element:  Bourdon tube, C-type or helical type 
Element Material:
      Model PGS23: Stainless steel 1.4404 (316L)
      Model PGS26 Monel 400 (2.4360)
Leak tightness: 
      Helium tested, leakage rate: < 5∙10-3 mbar l/s
      Helium tested, leakage rate: < 1∙10-6 mbar l/s
Accuracy specifications:
      Accuracy class EN 837-1: Class 1.0, Class 2.5 
      ASME B40.100: ±1 % of measuring span (grade 1A), ±3 % │ ±2 % │ ±3 % of measuring span (grade B)
Temperature error: On deviation from the reference conditions at the measuring system: ≤ ±0.4 % per 10 °C [≤ ±0.4 % per 18 °F] of full scale value
Switch hysteresis: Depending on the type of contact used, see page 8 
Reference conditions: Ambient temperature +20 °C [+68 °F]