Crowcon TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume - TXP / A / OX

  • Crowcon TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume - TXP / A / OX
  • Crowcon TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume - TXP / A / OX
  • Crowcon TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume - TXP / A / OX
  • Crowcon TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume - TXP / A / OX

Item #
TXP-A-OX
Price
$1,390.00
Cable Entry
Certification
Quantity
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TXP/A/OX TXgard-Plus Toxic Gas Detector with Cromag, Analogue With Display No Relays, Oxygen 0-25% volume by Crowcon

TXgard Plus is a Flameproof (Ex d), ATEX and UL certified toxic or oxygen gas detector with local LCD display. A choice of sensors are available enabling use in a wide range of applications, including water treatment, oil and gas exploration, chemical plants and steel production.

Flexible output options

  • 4-20mA current sink or source
  • 2 or 3 wire formats
  • Optional relays for alarm and fault
  • Works with a wide selection of control panels
  • Can be used for switching local alarms

Non-intrusive calibration

  • Calibration can be performed locally without the need for hot work permits
  • Local display and buttons enable calibration without opening the junction box
  • Minimises operational down-time

Wide range of sensors

  • Choice of catalytic beads for a wide selection of flammable gases and vapours
  • Extensive range of electrochemical sensors for toxic gases and oxygen
  • Gas detector tailored to your requirements

Low cost of ownership

  • Non-intrusive one man calibration
  • Long life sensors
  • Simple parts replacement
  • Easy to operate and maintain
  • Keeps interuption to on-site activity to a minimum

Rugged and reliable

  • TXgard Plus and Flamgard Plus are constructed using marine grade aluminium with a stainless steel sensor housing
  • TXgard-IS+ is made from tough carbon loaded nylon
  • Ingress protection to IP65 as standard
  • Proven track record for operation in the harshest environments



Technical Specifications
Size
200 x 115 x 115mm
(7.9 x 6.1 x 6.1ins)
Weight
2.2kg (4.9lbs)
Enclosure material
Junction box: Marine grade alloy
Sensor housing: 316 stainless steel
Ingress Protection
IP65
Cable entries
2 x M20 or 1/2" NPT
Power
10-30Vdc, 210mA max (relay version)
160mA max (non relay)
Operating temperatures
-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
T90 <15 seconds typically
Hazardous area zones
Zone 1 or 2
Approvals
Ex II 2 G
Exd IIC T6 Gb
UL Class I Zone 1
EMC compliance
EN50270, FCC, ICES-003


Gases and Ranges
Gas Type
LTEL (ppm)
STEL (ppm)
Range Available
Ammonia (NH3)
25
35
-
Carbon monoxide (CO)
30
200
100, 250, 500, 1000ppm
Chlorine (CL2)
-
0.5
-
Chlorine dioxide (CLO2)
0.1
0.3
-
Hydrogen (H2)
-
-
-
Hydrogen cyanide (HCN)
-
10 (MEL)
-
Hydrogen fluoride (HF)
1.8
3
-
Hydrogen sulphide (H2S)
5
10
15, 20, 25, 50, 100, 200ppm
Nitrogen dioxide (NO2)
1
1
-
Ozone (O3)
-
0.2
-
Oxygen (O2)
-
-
25%
Phosgene (COCl2)
0.02
0.06
-
Phosphine (PH3)
0.1
0.2
-
Sulphur Dioxide (SO2)
1
1
-