DatasheetThe 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 for the detection of flammable gases.
Made for the marine industry
The SMART S-MS MED is purposely designed and certified to meet with 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 also the hardware is SIL3.
Specification
| 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 |
Gases
| Sensor type | |
| Butane (C₄H₁₀) | Catalytic / Infrared |
| Methane (CH₄) | Catalytic / Infrared |
| Pentane (C₅H₁₂) | Catalytic / Infrared |
| Propane (C₃H₈) | Catalytic / Infrared |