Specifications
Size |
160 x 123 x 92mm
(6.3 x 4.8 x 4.5ins) |
Weight |
0.7kg (1.5lbs) |
Ingress protection |
IP65 |
Enclosure material |
Junction box: Carbon loaded nylon
Sensor housing: ABD Plastic |
Power |
8-32Vdc, 4-20mA loop-powered |
Cable entries |
1 x M20 or 1/2” NPT with adaptor |
Operating temperature |
-20°C to +55°C (-4°F to 132°F) * |
Humidity |
15 to 90% RH non-condensing |
Display |
2-Line, 16 character LCD |
Calibration method |
Via push-buttons |
Electrical output |
2 wire 4-20mA sink |
Terminals |
Suitable for up to 2.5mm2 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 0, 1 or 2
Division 1 or 2
(when connected via an isolation device) |
Approvals |
Ex II 1 G Ex ia IIC T4 (-40°C to +65°C)
Exia IIC T4 Gb Tamb -20°C to +55°C
UL Class I, groups A, B, C and D |
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
Gases and Ranges
Gas |
Range Available |
Ammonia (NH3) |
50, 100, 1000ppm |
Chlorine (Cl2) |
5, 10, 20ppm |
Carbon monoxide (CO) |
250, 500ppm |
Chlorine dioxide (ClO2) |
1ppm |
Hydrogen (H2) |
2000ppm, 50% LEL, 100% LEL |
Hydrogen cyanide (HCN) |
25ppm |
Hydrogen sulphide (H2S) |
25, 50, 100, 200ppm |
Hydrogen fluoride (HF) |
10ppm |
Nitrogen dioxide (NO2) |
10ppm |
Oxygen (O2) |
25% vol. |
Ozone (O3) |
1ppm |
Phosgene (COCl2) |
1ppm |
Phosphine (PH3) |
2ppm |
Sulphur dioxide (SO2) |
10, 20, 30ppm |
Accessories
Below is a small selection of the accessories available for the TXgard-IS+.
Spray deflector
C01338
For outdoor installations and protection from water sprays, for example in water treatment or food processing plants. Includes accessory adaptor. (not suitable for use with Xgard Type 4)
Flow adaptor
C01339
For applications where gas is being sampled via a pipe or tube.
Stainless steel duct mounting plate
00027D
For GRP junction boxes. Maximum duct airflow: 6 metres per second. Use TXgard-IS+ detector with side-entry.
Calibration adaptor
C03005
To enable calibration gas to be applied to the detector. One adaptor can be used for several detectors.
Cable gland
M02025
M20 Nylon. Fits Txgard-IS cable entries.