Dwyer 475 Intrinsically Safe Digital Manometer

$132.00$362.00

Dwyer Intrinsically Safe (IS) Digital Manometer covering pressure range from 0-1.000 in WC to 0-150 PSI.  The 475 MII is Fire Marshal approved Intrinsically Safe for hazardous locations, Class 1, Div 1, Group A, B, C, D, T4, Ta and  CE certified. Accuracy ±0.5% FS, temperature compensated from 32 to 104°F range. NIST traceable calibration available.

Ordering Information

When ordering select pressure range and Factory Calibration or NIST traceable calibration. Default is Factory Calibration

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Description

Dwyer 475 Intrinsically Safe Digital Manometer

The Dwyer 475 Intrinsically Safe Digital Manometer spans 0-1.00 in WC to 0-150 PSI. Full scale accuracy is ±0.5% with 0.1 resolution. Pressure display options include: bar, PSI, in Hg, kPa, in wc, and mm Hg.

Features

  • 0-1.00 in WC to 0-150 PSI
  • ±0.5% Accuracy (FS)
  • 0.1 Resolution
  • FM approved Intrinsically Safe for Class 1, Div. 1, Group A, B, C, D, T4, Ta
  • Electronic “zeroing”
  • Display units: bar, PSI, in Hg, kPa, in wc, mm Hg
  • Large LCD display with toggled backlight
  • Measure positive, negative or differential pressure
  • Audible and visible “over pressure” alarms
  • Includes HOLD function and LOW BATTERY warning
  • Long battery life – over 100 hours on single 9 V battery

Specifications

Service Air and compatible combustible gases
Accuracy ±0.5% FS 60 to 78°F (15.6 to 25.6°C);
±1.5% FS from 32 to 60°F and 104°F
(0 to-15.6°C and 25.6 to 40°C)
Pressure
hysteresis
±0.1% FS
Resolution 0.1
Response time 1 s
Temperature
limits
0 to 140°F (-17.8 to 60°)
Compensated
temperature
limits
32 to 104°F  (0 to 25.6°C)
Storage temperature
limits
-4 to 176°F  (-20 to 80°C)
Power 9 V Alkaline battery
Maximum pressure 200 PSIG
Dimensions 7½” x 3″ x 2¼” (191 1 76 x 57 mm)
Weight 10.2 oz (289 g)
Process connections Two compression fitting for use with 1/8″
(3.18 mm) ID x ¼” (6.35 mm) OD tubing
Alarms Audible, visible
Agency approvals CE, FM
Warranty 1 Year

Ordering Information

When ordering select pressure range and Factory Calibration or NIST traceable calibration. Default is Factory Calibration

Optional Accessories

A-402A Tough gray Nylon pouch, double
zippered for quick easy access.
Belt loop that snaps closed
UHH-C1 Soft carrying case with handle on long side

 

Additional information

Select Pressure Range

0-1.000 in W.C., 0-4.000 in W.C., 0-10.00 in W.C., 0-20.00 in W.C., 0-40.00 in W.C., 0-200.0 in W.C., 0-10.00 psi, 0-20.00 psi, 0-30.00 psi, 0-100.0 psi, 0-150 psi

Select Factory or NIST traceable Calibration

Factory calibration, NIST traceable calibration