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81W Series Gas Watcher Dual-Stage General Purpose Regulator - Brass

USD $1,281.35

81W Series Gas Watcher Dual-Stage General Purpose Regulator - Brass

USD $1,281.35
Part Number:    81W Series
   Availability:   Ships within 24 hours from Montgomeryville, PA


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Product Description

MATHESON made in the USA

 

 

These general purpose regulators designed for non-corrosive gas applications incorporate a Gas WatcherTM Bluetooth Pressure Gauge that displays the source gas pressure on a digital readout and also remotely via a Bluetooth connection to a web based portal. A Receiver/Router and an Annual Monitoring/Reporting Service (first year included with Receiver/Router) is required to view the source gas pressure remotely on a computer, tablet or smart phone and has the ability to have pressure status alerts sent either by text and/or email.

Applications

• Calibration of pressure gauges, rotameters, and mass flow controllers
• General purpose applications where a constant delivery pressure is required
• Applications with high duty cycle/demanding operating conditions

Design Features

• Chrome plated brass body
• Neoprene diaphragms (1st and 2nd stages)
• 2-1/2” delivery pressure gauge
• Equipped with outlet needle valve
• 1/4” NPTM outlet connection with loose 1/4" hose barb
• Internal interstage relief valve set at 800 psi
• One-piece encapsulated seat with (10µ) internal fitter to protect against contamination

• Gas Watcher - Bluetooth Pressure Gauge
The Gas WatcherTM Bluetooth Pressure Gauge displays the source gas pressure on a digital readout and also remotely via a Bluetooth connection to a web based portal. The operation and control settings for the Gas WatcherTM are conveniently accessed through a set of two push buttons located on the face of the Gas WatcherTM .

Receiver/Router and an Annual Monitoring/Reporting Service (first year included with Receiver/Router) is required to view the source gas pressure remotely on a computer, tablet or smart phone and has the ability to have pressure status alerts sent either by text and/or email.

oi-81w.jpg

Materials of Construction

• Gauge (Inlet): Stainless Steel
• Gauge (Outlet): Chrome plated brass
• Body: Forged brass
• Bonnet: Chrome plated zinc die cast (1st and 2nd stages)
• Diaphragm: First Stage – neoprene
• Second Stage – neoprene
• Seats:
          First Stage – PTFE
          Second Stage – PTFE
• Seals: Neoprene 

Specifications

• Maximum Inlet Pressure: 3000 psi (20,700 kPa)
• Flow Capacity (Cv): 0.15
• Operating Temperature: -4°F to 140°F (-20°C to 60°C)
• Porting (Regulator Body): 1/4” NPT Female
• Porting Configuration: 2 High, 2 Low, 1 Interstage
• Battery (Gas Watcher): CR 2450 (3V)
• Expected Battery Lifetime: 18 Months

Instructions

Instructions, Gas Watcher

Flow Curves

Flow Curves, 81 Series

Warranty Information