Oxygen and Toxic gas detector TXgard Plus

Buyer Rates Mã sản phẩm: 17347

Model: TXgard Plus
Manufacturer: Crowcon
Status: Stocking
Guarantee: 12 months
Price: Contact

The TXgard Plus Crowcon Oxygen and Toxic Gas Detector is a certified (Ex d), ATEX, IECEx and UL certified toxic or oxygen gas generator with local LCD display. A selection of sensors are available allowing use in a wide range of applications, including water treatment, oil and gas exploration, chemical plants and steel production.


I. Specification TXgard Plus oxygen gas detector

Oxygen and Toxic gas detector TXgard Plus

Non-intrusive calibration:

  • The TXgard Plus Crowcon Oxygen and Toxic Gas Detector can be performed on site without a hot work permit – minimizing downtime.
  • Local display and buttons allow calibration without opening the junction box.

Flexible output options:

  • 4-20mA current source or source – works with a wide selection of control boards.
  • 3-wire format
  • Optional relay for alarms and faults – can be used for local alarm switching.

Sure and reliable:

  • The TXgard Plus Oxygen and Toxic Gas Detector is built in marine aluminum with a stainless steel sensor housing – a proven track record to operate in the harshest environments.
  • Ingress protection according to IP65.

Low cost:

  • Intrusive calibration – easy to operate and maintain
  • Long-life sensor – keep on-site operation to a minimum
  • Simple spare parts replacement.

A wide range of sensors:

  • Carbon Monoxide, Hydrogen Sulphide and Oxygen of available electrochemical sensors.

***See more GMGA gas detectors and analyzers at: https://gmga.vn/en/danh-muc/analytical-equipment/gas-analysis-equipment/

II. Specifications of Oxygen and Toxic gas detector TXgard Plus

Size 200 x 115 x 115mm (7.9 x 6.1 x 6.1ins)
Weight 2.2kg (4.9lbs)
Ingress protection IP65
Enclosure material Junction box: Marine grade alloy
Sensor housing: 316 stainless steel
Power 10-30Vdc, 210mA max (relay version)
160mA max (non relay)
Cable entries 2 x M20 or 1/2” NPT
Operating temperature -10°C to +55°C (-14°F to 131°F) *
Humidity 15 to 90% RH non-condensing
Relays (optional) SPNO or SPNC contacts rated
30Vdc 1A (non-inductive load) for Alarm 1, Alarm 2, Fault
Display 3-digit LCD back-lit display, LED status indicator
Calibration method Via magnetically operated buttons
Electrical output 3 wire 4-20mA, sink or source
Terminals Suitable for up to 1.5mm2 cable
Sensor type Electrochemical
Repeatability +/- 2% FSD typically
Zero drift +/- 2% FSD, 6 months typically
Response time Contact Crowcon for a full list of sensor response times
Performance Tested in accordance with EN60079-29-1
Hazardous area zones Zone 1 or 2
Approvals  Ex II 2 G
Ex db IIC T6 Tamb -20°C to +55°C
EMC compliance EN 50270, FCC: CFR 47 Part 15, ICES-003
* Figures shown exclude the sensors – Please contact Crowcon for a full list of sensor operating temperatures
Gas Range Available
Carbon monoxide (CO) 100, 250, 500, 1000ppm
Hydrogen sulphide (H2S) 25, 50, 100, 200ppm
Oxygen (O2) 25% vol.


***Videos of oxygen and toxic gas detectors are available at: Gmga Measuring Youtube.


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