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Ashcroft 1490 Low Pressure Diaphragm Gauge

Ashcroft 1490

Process Pressure Gauges – Ashcroft are the leading pressure and temperature instrumentation manufacturer of pressure gauges, test gauges and temperature gauges.

Ashcroft 1490 low pressure diaphragm gauge is used throughout process and industrial markets globally and is known for it’s reliability, performance and safety.

The Ashcroft 1490 pressure gauge has been designed to withstand harsh working conditions and measure a wide range of pressure ratings.

Ashcroft 1490 Low Pressure Diaphragm Gauge – Applications

  • Vacuum Pumps & Ovens
  • Air Compressors
  • Filters
  • Gas Measurement, Burners & Leak Detectors
  • Specialised OEM Equipment

The Ashcroft 1490 pressure gauge should ideally be used in temperatures ranging from –30 to +65°C and at very low temperatures standard pressure gauges may display slow pointer response times.

Ashcroft 1490 Low Pressure Diaphragm Gauge – Features

  • Exclusive autoclave feature
  • Accuracy: ±2-1-2% full scale (ASME B40.100 Grade A)
  • Pressure Ranges: 10″ IWC to 15 psi
  • Dial size: 2-1/2″ and 3-1/2″
  • Case: glass-filled polysulfone; open front
  • Diaphragm system / socket: phosphor bronze

Ashcroft 1490 Pressure Gauge – Product Specifications

Ashcroft Model Number Ashcroft 1490
Accuracy ±2-1-2% full scale (Grade A, ASME B40.100)
Ranges 10 in. H2O through 15 psi including vac and compound
Connection Size 1/8″ NPT (01), ¼” NPT (02), 1/8″ tubing hose barb (HD), 3/16″ tubing hose barb (HE), ¼” tubing hose barb (HF), ¼” outer diameter polytube hose barb (HG), 10-32 2B female thread (HH)
Connection Location Lower (L), Center Back (B), Top (T), 3 o’clock (D), 9 o’clock (E)
Dial Aluminium, white background, black figures and intervals
Dial Size 2½” and 3½” diameter
Case Black, glass filled polysulfone
Window Polycarbonate, quarter turn bayonet style mounting
Pointer Black, aluminium, fixed
Movement Brass
Sensing Element Beryllium copper diaphragm
Wetted Material Beryllium copper, brass, polysulfone and RTV silicone
Socket Brass
Operating Temperature -20 to +180ºF
Proof Pressure 150% of range
Burst Pressure Up to 5 psi = 50 psi, Greater than 5 psi = 100 psi

 

ASHCROFT 1490 – How To Order

Here is a typical ordering example for an Ashcroft 1490 pressure gauge  – for technical support, specification and sales contact T&D.

Ashcroft Gauge 25-1490-A-02L-XXX-100 IW

  • Gauge Dial Size : 2 1/2″ (25)
  • Case Type Number : 1490 (1490)
  • Wetted Material : Beryllium Copper Brass Polysulfone RTV Silicone  (A)
  • Connection Size : 1/4″ Male (02)
  • Connection Location : Lower (B)
  • Optional Features: (XXX)
  • Gauge Range : 100 in H2O (100 IW)
Ashcroft Gauges

Pressure Gauges – Ashcroft process gauges can be used to measure pressure on fire protection sprinkler pipework systems.

ASHCROFT

Watch how Ashcroft pressure gauges and temperature instruments protect people in all industries and every environment.

ASHCROFT & THE WATER INDUSTRY

Ashcroft gauges monitor pressure in filtration, flow and level applications including pumps, control systems, filters and heat exchangers – providing process pressure measurement for hydrostatic pressure, filter monitoring or regulating flow and deionized water.

Ashcroft Pressure Gauges

T&D service the global water utility industry with Electrical, Mechanical, Process & Instrumentation Equipment – this includes Water Metering, Heat Tracing, Gas Detection and Process Heating. Image : Mott MacDonald

Hazardous Areas

Hazardous area (ATEX & IECEx Certified) flameproof pressure gauges are available for potentially explosive atmospheres – T&D’s CompEX Certificated Sales Team supply worldwide oil, gas and petrochem projects, call us.

Hazardous Area ATEX IECEx

➡ Did you know? T&D distribute Water, Gas & Heat Meters from Itron, Elster and Kamstrup : visit our Metering section.
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