ĐỒNG HỒ ĐO ÁP SUẤT WIKA 633.50

Design: ASME B40.100 & EN 837-3
Sizes: 2½", 4" & 6" (63, 100 and 160 mm)
Accuracy class: ±1.6% of span
Ranges:
      2½" (63mm): 0...16" WC (40 mbar) to 0...250" WC (600 mbar)
      4" (100mm): 0...6" WC (16 mbar) to 0...250" WC (600 mbar)
      6" (160 mm): 0...1" WC (2.5 mbar) to 0...250" WC (600 mbar)
      or other equivalent units of pressure or vacuum
Working pressure:

      Steady:           full scale value

      Fluctuating:   0.9 x full scale value

Operating temperature
      Ambient:        -4°F to +140°F (-20°C to +60°C)
      Medium:         +212°F (+100°C) maximum
Temperature error: Additional error when temperature changes from reference temperature of 68°F (20°C) ±0.6% of span for every 18°F (10°K) rising or falling.
Weather protection
      Weather resistant (NEMA 3 / IP54)
      With case flling (NEMA 4X / IP66)
Pressure connection
      Material: 316L stainless steel
      Lower mount (LM) or center back mount (CBM) - 2½" (63 mm)
      Lower mount (LM) or lower back mount (LBM) - 4" & 6" (100mm & 160mm)
      1/4" NPT or 1/2" NPT limited to wrench flat area
Capsule element: Material: 316L stainless steel with Viton sealing ring
Movement:
      Stainless steel
      Zero adjustment in front on dial
Dial: White aluminum with black lettering
Pointer: Black aluminum
Case: 304 stainless steel with stainless steel bayonet ring
Window: Laminated safety glass, Acrylic for case flling (633.50)
Case fill: Silicone - Type 633.50 (only available for full scale ranges 40" WC)

Optional extras
* Other pressure connections
* ±1.0% accuracy (ASME B40.100 Grade 1A), available in ranges >16" WC (632.50) and >40" WC (633.50)
* SS front flange, 4" (100mm) and 6" (160mm) only
* U-clamp mounting, SS, 4" (100mm) and 6" (160mm) only
* Silicone case flling
* Over and underpressure protection
< 10" WC (25mbar): 3X of full scale
> 10" WC (25mbar): 10X of full scale
* Special connections limited to wrench flat area
* Custom dial layout
* With output signal, size 4" (100mm) only, from ranges > 25" WC (60 mbar)
* With inductive switch (831.XX), size 4" & 6" (100mm & 160mm), from ranges > 40" WC (100 mbar)