SMART S-MS MED

The 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.

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Overview

The SMART S-MS MED is an MED approved and SIL2 certified fixed gas detector, designed to meet with the harshest conditions of marine environments.

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