Crowcon Sensitron SMART S-MS MED Gas Detector
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Crowcon Sensitron SMART S-MS MED Gas Detector
The Sensitron SMART S-MS MED is designed specifically for use in marine environments and is certified by the Lloyd’s Register in accordance with MED/3.54 Regulation. The device is SIL2 certified and has options for both catalytic and infrared sensors to detect flammable gases.
Made for the marine industry
The SMART S-MS MED is purposely designed and certified to meet the requirements and harsh environments of the marine industry.
MED-approved and Safety Integrity Level (SIL) certification
The system has been certified by the Lloyd’s Register in accordance with MED/3.54 Regulation and is SIL2 hardware and SIL3 software; with a redundant system, the hardware is also SIL3.
SMART S-MS MED Transmitter
Transmitters
| Code | Description |
|---|---|
| CRMS13MED | Electronic with one output RS485 + 4-20 mA, relay card |
| CRMS11MED | Electronic with one output RS485 + 4-20 mA |
Sensor Heads for S-MS
PEL Industrial Pellistor
| Code | Description |
|---|---|
| S4003ME | METHANE sensor head, 0-100% LFL |
| S4003PR | PROPANE sensor head, 0-100% LFL |
| S4003BU | BUTANE sensor head, 0-100% LFL |
| S4003PE | PENTANE sensor head, 0-100% LFL |
| S4003H2 | HYDROGEN sensor head, 0-100% LFL |
| S4003VB | PETROL VAPOURS sensor head, 0-100% LFL |
IRS Infrared Technology
| Code | Description |
|---|---|
| S4019ME | METHANE sensor head, 0-100% LFL |
| S4004PR | PROPANE sensor head, 0-100% LFL |
| S4004BU | BUTANE sensor head, 0-100% LFL |
| S4004PE | PENTANE sensor head, 0-100% LFL |
| S4152R32 | R32 sensor head, 0-2000 ppm |
| S4026R134 | R134a sensor head, 0-2000 ppm |
| S4031R125 | R125 sensor head, 0-2000 ppm |
| S4032RYF | R1234yf sensor head, 0-2000 ppm |
| S4153RZE | R1234ze sensor head, 0-2000 ppm |
| S4033R404 | R404A sensor head, 0-2000 ppm |
| S4034R407 | R407A sensor head, 0-2000 ppm |
| S4154R449 | R449A sensor head, 0-2000 ppm |
| S4035R507 | R507A sensor head, 0-2000 ppm |
| S4036R410 | R410A sensor head, 0-2000 ppm |
| S4155R417 | R417A sensor head, 0-2000 ppm |
| Technical Specifications | |
|---|---|
| Size | H145 x W187 x D108 mm (5.7 x 7.4 x 4.25ins) |
| Weight | 1.5kg |
| Enclosure Material | Aluminium pressure die-casting with epoxy paint chromating and chemically resistant |
| Ingress Protection | IP65 |
| Connection | 2 or 3 x 3/4” NPT |
| Power | 12-24 Vdc |
| Display | None |
| Electrical Output |
Analogue 4-20 mA output; Serial RS485 output; 3 relays output (optional) |
| Operating Temperature | -40 / +60°C |
| Humidity | 20 / 90% RH @40°C |
| Response Time |
t90 < 60 s; t50 < 20 s |
| Performance | Tested in accordance with EN 60079-29-1 standard |
| Functional Safety | SIL2 hardware and SIL3 software |
| Approvals | MED, EMC, ATEX, IECEx |
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