736.11 WIKA differential pressure gauge for low pressures

Description

736.11 WIKA differential pressure gauge for low pressures up to 2.5 mbar is used for measuring the differential pressure of gaseous and liquid media.

Features 736.11

• Design: for very low differential pressures DT – GM 87 10 226
• Nominal size in mm: 100, 160
• accuracy class: 1.6
• the scale range:
  • NS 100: 0 … 25 to 0 … 250 mbar
  • NS 160: 0 … 2.5 to 0 … 250 mbar
  • or any other equivalent vacuum or combined pressure; and vacuum zones
• pressure limit (static):
  • Continuous: full scale value
  • Niha: 0.9 x total scale value
• Overload safety: full scale value
• Maximum working pressure (static): 250 mbar
• permissible temperature
  • Ambient: -20 °C … +60 °C
  • Medium: maximum +70 °C
• ingress protection according to IEC 60529/EN 60529: IP66
• temperature effect: ko temperature of the measuring system deviates from the reference temperature (+20 °C): max. ± 0.5 % / 10 K of the total scale value

Standard version:

• process link (humidified):
  • stainless steel
  • lower beam (radial), parallel in line
  • 2 x G ½ B (male), SW 22
• pressure element (wetted): stainless steel
• movement (wetted): stainless steel
• Dial (wetted): aluminium, white, black lettering
• Pointer (wet): aluminium, black
• Zero setting (wet): screwdriver adjustment device on the front
• casing (wetted): stainless steel, pressure maintenance with PUR blowing device
• Window (wet): transparent, non-crumbling plastic
• Seals (wetted): NBR, silicone
• Frame ring: stainless steel bayonet ring

To view additional options and more technical features, we recommend viewing the attached pdfs. documents under the Documentation section.

Areas of use, applications

• filter control in pressurised and clean rooms
• filter control in ventilation and heating systems
• control of differential fan pressure and explosion
• differential pressure measurement at very low differential pressure measuring points for gaseous, dry, clean, oil- and grease-free media

ELPRO designation: MAN-736.11