Alarm Valve Combo Unit

Alarm Valve Combo Unit

This Product Combine the Zone valve with box and Area gas alarm system into one box, saved much space for installation and more convenient for accessing if any emergency.

It’s equipped with 10.1-inch LCD screen real-time display is monitored gas pressure, can set the alarm point based on the parameters of the use. To achieve overrun alarm, to ensure hospital gas pressure normal.

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Technical Details

  • Sized up to 8 kinds of gases (Oxygen, Vacuum, Air, Nitrous Oxide, Carbon Dioxide, Evacuation)

  • Tube size: Customized (1/2’’-3’’)

  • Color-coded labels for identity gas services

  • Silver brazed connection

  • Unit of gauge available in PSI, MPA

Electric Details

  • Power Requirements Input: 100~240 VAC

  • Analog Input: (1) Single-ended, voltage; Working Range: 9VDC±5% 

  • Relay Output: 1 output per 1 input gas

Unit Optional

  • Customized for : Psi, kPa, Bar, MPa, inHg, and mmHg

Main Composition

  • Alloy metal solid, tamper-proof enclosure

  • Stable gas specific sensor

  • Stainless-steel 3 pieces ball valves

  • Integrated circuit board

  • LCD Touch Screen

  • Power adapter and Net Hub


  • Pipe: Copper & Stainless steel

  • Valve: Stainless-steel 3 pieces ball valves 

  • Front Panel: LCD Touch Screen

  • Case Body: Metal Alloy

Ordering Information


  • X=Numbers of Valves (1-8)

  • X=Option(G: with Gaugue, A: with Alarm, None: without ) 

  • XXXX=Tubing Dimension(05:1/2’’, 07:3/4’’, 10:1’’, 15:1-1/2’’, 20:2’’, 25:2-1/2’’, 30:3’’) 

  • ( Example: If you would like to order a three-valve zone box with Alarm:1/2’’, 3/4’’ and 1’’, then the model number should be AZB-3A-050710 )


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Valve 2.jpg


Beautiful Appearance

  • White Ultra-thin Box with anti-rust treatment

  • Color coded gas modules

  • LCD Screen for display each gas pressure and status

Stable Working 

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  • Sensors housed in a solid, tamper-proof enclosure to act as a barrier against any interference

  • Individual microprocessor for each display and sensor modul


  • Use special sensors and color coded for positive/negative pressure, more accuracy.

  • Pressure sensor acquisition of gas pressure signal in pipeline, offset reduced by 50%, design accuracy 1, more accurate value

Central Monitoring

  • Available for monitoring the system with software MGMS V1.0, real-time monitoring, alarm, record and print, also can connect screen display, achieve modernized management.

  • Modbus RTU communication, better compatibility for accessing to hospital information management.

Valve Design

  • Stainless-steel 3 pieces ball valves

  • Blow-out proof stem

  • The valve for pressure rating of 600 psig

Quality Warranty

  • 3 years’ warranty

  • Complies with latest edition of NFPA99

  • 100% air tightness test and hydrostatically tested 

Easy for Reading

  • The LCD screen display the status of each and gas pressure which will allow monitoring of the valve(s).

Easy Accessing

  • Alarm buzzer 90 decibels for standard, can customized

Easy Installation

  • Sensors can be mounted locally or remotely for maximum distance 1000m

  • Sensors with DISS nut for easy connection