Ahjar Safety - Draeger PEX 3000 flammable gas detector in Oman, Muscat

Draeger PEX 3000 Flammable Gas Detector

The transmitter Draeger PEX 3000 detects flammable gases and vapours in concentrations below their lower explosive limit (100 %LEL). It increases the explosion protection of your plant. Its catalytic bead sensor provides a long-term stable measuring signal and responds to gas within a few seconds.

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KEY FEATURES
APPLICATIONS
SPECIFICATION

KEY FEATURES

  • Six variants of transmitters
  • Simple installation
  • One-man Calibration
  • Explosion Protection
  • Low gas concentrations
  • The catalytic bead sensor

APPLICATIONS

  • Oil refineries/mining/OnShore/Off Shore /Tank Farms/Water treatment plants
  • Continous monitoring of Hydrocarbon , Hydrogen Flammable Gases using Catalytic technology without Display or any indication
  • Normal measurment possible with 4-20mA
  • Hazardous area Application (zone 1,Zone2)
  • Continous monitoring of Hygrogen in battery rooms

SPECIFICATION

Measuring range
  • Typ XTR 0000, XTR 0001 0 to 99 %LEL
  • Typ XTR 0010, XTR 0011 0 to 9.9 %LEL
  • Typ XTR 0090, XTR 0091 with measuring head SE Ex PR / HT DQ 0 to 99 %LEL
  • Typ XTR 0090, XTR 0091 with measuring head SE Ex LC DQ 0 to 9.9 %LEL
Power supply 12 to 30 V d.c. (nominal 24 V d.c.), max. 110 mA at 24 V
max. cable length (at 24 V, 250 Ohms) 2,400 m at 3 x 1.5 mm2, 1,600 m at 3 x 1.0 mm2, 1,200 m at 3 x 0.75 mm2
Signal output
  • Normal operation - 4 to 20 mA
  • Maintenance - 3.4 mA
  • Fault condition - < 1.2 mA
Response time (at 25 °C, methane) t50: 3 ... 5 s to t90: 8 ... 10 s
Temperature -40 to +65 °C (see below)
Pressure 700 to 1,300 hPa
Humidity 5 to 95 % r. H.
Enclosure material glass fiber reinforced polyester (GRP)
Enclosure protection IP 66
Dimensions (W x H x D) ca. 80 x 145 x 55 mm
Weight ca. 600 g (Typ XTR 0090, XTR 0091: ca. 450 g)
Expected sensor lifetime typical > 3 years
Performance approval acc. to EN 60079-29-1 for the a.m. gases and vapours (100 %LEL variants only)

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