ĐỒNG HỒ ĐO ÁP SUẤT WIKA 342.11

Design: EN 837-1, including transport case and acceptance test certificate (individual listing of the calibration points)

Nominal size in mm: 250

Accuracy class:

      0.1: for scale ranges < 0 ... 400 bar

      0.25: for scale ranges ≥ 0 ... 400 bar

Scale ranges:

      0 ... 1 to 0 ... 1,600 bar

      or all other equivalent vacuum or combined pressure and vacuum ranges

Adjustment medium:

      ≤ 25 bar: Gas

      > 25 bar: Water

Pressure limitation:

      Steady: Full scale value

      Fluctuating: 0.9 x full scale value

Permissible temperature:

      Ambient: -20 ... +60 °C

      Medium: +100 °C maximum

Temperature effect: When the temperature of the measuring system deviates from the reference temperature (+20 °C): max. ±0.1 %/10 K of full scale value

Ingress protection: IP54 per IEC/EN 60529

Process connection: Stainless steel

      Lower mount (radial)

      G ½ B (male), SW 22

Pressure element: Ni-Fe alloy

      < 100 bar: C-type

      ≥ 100 bar: Helical type

Movement: Copper alloy, wear parts argentan

Dial: Aluminium, white, black lettering, scale 330°, with mirror band scale, for zero point setting rotatable by ±15°

Pointer: Knife edge pointer, aluminium, black

Case: Flange ring type case, aluminium, black-silver

Window:

      Clear non-splintering plastic, green tinted to prevent the dazzle effect

      Bezel ring

      Flange ring, aluminium, black-silver

Options:

* Other process connection

* Adjustment medium water with scale ranges ≥ 4 bar

*Surface mounting flange

* Suitable for panel mounting (by means of clamp)

* After-sales service booklet for 3 recalibrations

* Capsule pressure gauge for low pressures from0 ... 6 mbar (model 612.11, see data sheet PM 06.04)