Sign up for our latest offers
Newsletter
By submitting your details you consent to their use in accordance with our Privacy Notice
At Cadmus Products we aim to deliver orders efficiently and at highly competitive rates.
Size | H278 x W140 x D89mm (10.9 x 5.5 x 3.5 in) |
Weight | 4.1Kg (9lbs) |
Enclosure material | 316 stainless steel |
Ingress protection | IP66 |
Connection | Three M20 or ½”NPT cable gland entries.Certified, removable plugs are fitted to left-hand and lower righthand entries |
Power | 14-30 VDC. <4W |
Display | Main display – OLED 128 x 64 pixels, yellow text on black background Indicators – Amber, Red and Green LED’s for detector status; Blue +ve Safety LED |
Electrical output | 4-20mA current sink or source (Auto-Sense or manual selection); warning and fault signals are configurable. NAMUR NE 43 compliant RS-485 Modbus RTU HART 7 over 4-20mA signal and via local I.S. test points (optional) Relays (optional) Alarm 1, Alarm 2, Fault SPCO contacts rated 5A, 230Vac Relay configuration options Energised or de-energised Latching or non-latching Rising or falling Configurable On and Off delays on alarm relays. |
Event logging | Records alarm, fault and maintenance events. Events can be viewed on-screen and downloaded to a PC. |
Operating temperature | Transmitter only: -40°C to +75°C (-40°F to +167°F)†
Sensor type: Oxygen: (-20°C to +50°C ambient) |
Humidity | 0 to 95% RH non-condensing† |
Repeatability | +/- 2% FSD |
Zero drift | +/- 2% FSD per year maximum |
Response time | Sensor dependant: contact Crowcon for specific sensor data. |
Approvals | ATEX and IECEx: Ex II 2 G Ex db ia IIC T4 Gb (see above for temperature ranges) |
Performance | Designed for compliance with: EN50104 (oxygen sensors) EN45544 (toxic gas sensors)* EN50271 (software) H2S performance standard |
Functional safety | IEC61508, EN50402 SIL 2 |
EMC Compliance | EN50270:2015 FCC CFR47 Part 15B ICES-003 |
† Note: sensor operating temperature and humidity limits vary widely.
* Features outstanding at the time of issue, contact Crowcon for details.
Gasses and Ranges
Gas | Units | Max Range |
Standard Range |
Alarm 1 level |
Alarm 2 level |
Temp range °C |
Oxygen (O2) | %Vol | 30 | 25 | 19 (falling) | 17 (falling) | -20 to +50 |
Ammonia | PPM | 100/1000 | 50 | 25 | 35 | -20 to +40 |
Carbon Monoxide (CO) | PPM | 1000 | 250 | 30 | 200 | -30 to +50 |
Hydrogen Fluoride (HF) | PPM | 10 | 10 | 1.8 | 3 | +5 to +40 |
Hydrogen Sulphide (H2S) | PPM | 100/200 | 25 | 5 | 10 | -30 to +50 |
High Temperature Hydrogen Sulphide (H2S) | PPM | 100/200 | 25 | 5 | 10 | -40 to +70 |
Ozone (O3) | PPM | 1 | 1 | 0.1 | 0.2 | -20 to +40 |
Sulphur Dioxide (SO2) | PPM | 100 | 10 | 1 | 1 | -30 to +50 |
Hydrogen (H2) | %LEL | 100 | 100 | 20 | 40 | -40 to +75 |
Methane (CH4) | %LEL | 100 | 100 | 20 | 40 | -40 to +75 |
Pentane (C5H12) | %LEL | 100 | 100 | 20 | 40 | -40 to +75 |
Propane (C3H8) | %LEL | 100 | 100 | 20 | 40 | -40 to +75 |
Ethanol (IR sensor) | %LEL | 100 | 100 | 20 | 40 | -20 to +55 |
LPG (IR sensor) | %LEL | 100 | 100 | 20 | 40 | -20 to +55 |
Methane (IR sensor) | %LEL | 100 | 100 | 20 | 40 | -20 to +55 |
Propane (IR sensor) | %LEL | 100 | 100 | 20 | 40 | +10 to + 55 |
By submitting your details you consent to their use in accordance with our Privacy Notice