Four-gas personal explosive gas meter Tetra 3

Buyer Rates Mã sản phẩm: 17386

Model: Tetra 3
Manufacturer: Crowcon 
Status: Stocking
Guarantee: 12 months
Price: Contact

Four-gas personal explosive gas meter Tetra 3 Four-gas personal explosive gas meter Tetra 3 Four-gas personal explosive gas meter Tetra 3 Four-gas personal explosive gas meter Tetra 3

The Tetra 3 Crowcon Quad-Gas Personal Explosive Gas Meter is a compact, robust and easy to use diffusion based detector. One-button operation, small size and clear top-mounted display make it a market favorite among those working in demanding industrial environments, such as in the fields of water, telecommunications, food, brewing or hydrocarbons.

Description

I. Specification of the Tetra 3 four-gas personal explosive gas meter

Generality:

  • The Tetra 3 Analyzer, Measure, and Detector has a detection range that includes the four most common types (carbon monoxide, methane, oxygen, and hydrogen sulfide), but also an extended range: ammonia, ozone, sulfur dioxide, Filtered CO 2 (for steel mills) and IR carbon dioxide (safe area use only).

Four-gas personal explosive gas meter Tetra 3

Strong:

  • Tetra 3 Crowcon four-gas personal explosive gas meter and impact-resistant design provides additional shock and vibration resistance – providing protection in the harshest environments
  • Water and dust resistant to IP65 and IP67 . standards
  • Can be submerged in water.

Effective warning:

  • 95dB audible alarm – ensures a clear warning that facilitates timely evacuation from hazardous areas
  • Vivid red/blue visual alarm
  • Vibration alarm.

Reliable:

  • Proven software operation and sensing technology – The Crowcon Tetra 3 Crowcon 4 Gas Meter provides reliability you can count on and has the power to protect you for an extended shift.
  • Lithium-ion battery provides more than 14 hours of continuous operation from a single charge with no memory effect.

User-friendly:

  • One-button operation for all functions – can be operated with gloved hands
  • Top, backlit display shows all gas readings, diagnostics and battery life – ‘at a glance’ operational status.

***See more of GMGA’s versatile handheld gas detector – Crowcon Vietnam at: https://gmga.vn/en/danh-muc/analytical-equipment/gas-analysis-equipment/portable-gas-analyzer/

II. Specifications of Crowcon Tetra 3 four gas meter

Specifications

Size 114 x 71 x 48mm (tapers to 20mm) (4.5 x 2.8 x 1.9ins)
Weight 295g (10.4oz)
Alarms 95dB multiple alarm sounds allow selection of distinctive tones for different alarm levels
Internal vibrating alarm
Display Graphic LCD with backlight, giving simultaneous display for all gas channels. Graphic symbols for battery (with proportional indication of remaining operation time), healthy operation or fault warning. Start up indication when calibration is due, overdue, or service required.
Normal display: Real time gas concentration levels
Display recall: Peak readings and TWA
Data logging Timed: 50 hours at 1-minute data rate (>12,000 data logs of 4 channels)
Threshold: Starts after adjustable pre-set level
Event: >5,000 events
Event logging Alarm, over range, calibration, bump, on/off, TWA, 1000 events
Battery Rechargeable Li-ion battery
Operating time Based on four-gas instrument fitted with flammable sensor: A 5-hour charge from flat provides at least 12 hours of continuous use.A 12-hour charge provides at least 14 hours of continuous use
Sampling Diffusion or hand aspirator
Operating temperature -20°C to +55°C (-4°F to +131°F)
Storage -25°C to +65°C (-13°F to +149°F)
Humidity 15-95% RH@ 40°C non-condensing
Ingress protection IP65 and IP67
Approvals ATEX II 2G Ex ia db IIC T4 Gb (-20°C ≤ Ta ≤ +55°C)
BASEEFA05ATEX0187
IECEx Ex db ia IIC T4 Gb (-20°C ≤ Ta ≤ +55°C) BAS05.0059
CSA Class I Division 1 Groups A, B, C and D
Safety standards EN60079-0, EN60079-11, EN60079-1
CSA22.2, 152
EN50270, EN50271, EN50104, EN45544, EN60079, IEC61508
PC Interface RS232 connection from interface module in charger
RS232/USB converter available
Calibration Can be routinely calibrated using Portables PC software or Crowcon Checkbox IMH
Accessories Integral alligator clip
Optional accessories:
Universal harness plate, shoulder strap, chest harness, aspirator assembly (flow plate, bulb and 2m/6ft tubing), fixed and telescopic sample probes, and an in-line water trap
Charging Single way drop-in charger with UK, EU or US plug or in-line 110V/220V supply
Single way drop-in charger with options as above including PC interface
5 way multi-charger with universal power supply
Vehicle adapter for in-vehicle charging
Universal charger for vehicle, wall and desk mounting with a multi-region plug (supplied with EU/UK/US/Australian inserts) and status indication
Crowcon Connect Compatible? Yes

Gases and Ranges

Gas

Range Typical Alarms
Flammable  0-100% LEL

 20% LEL

Oxygen

 0-25% 19/23.5% volume
Hydrogen sulphide (H2S)  0-100ppm

 5ppm

Carbon monoxide (CO)

 1-500ppm 30ppm
Sulpher dioxide (SO2)  0-20ppm

1ppm

Ozone (O3)

 0-1ppm 0.1ppm
Ammonia (NH3)  0-100ppm

25ppm

*Carbon dioxide (CO2)

 0-5%

0.5 % volume

 

***Video of portable multi-gas detector available at: Gmga Measuring Youtube.

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