Comparison table

Model Type Gas sensor module Sensor Substance/property Standard alarm thresholds or measuring range Supply voltage Contact control outputs Voltage control outputs 12VDC Two-state outputs (threshold) Control output "Fault" Output controlling the shut-off valve Output in 4-20mA standard Output in 0-10V standard Output in 2-10V standard Output in RS-485 standard Visual signalling, built-in Acoustic signaling, built-in Internal battery Dimensions (W x H x D) Net price C/G
RS485 DD MS-DD-11 Semiconductor Methane (CH4)
10/20/30
%LEL
12/24VDC 1 80 x 100 x 30 mm 259.00 zł N
RS485 DD MS-DD-14 Semiconductor Methane (CH4)
10/20/30
%LEL
12/24VDC 1 80 x 100 x 30 mm 259.00 zł N
RS485 DD MS-DD-15 Semiconductor Liquefied petroleum gas (LPG)
10/20/30
%LEL
12/24VDC 1 80 x 100 x 30 mm 259.00 zł N
RS485 DD MS-DD-22 Semiconductor Carbon monoxide (CO)
20/100/300
ppm
12/24VDC 1 80 x 100 x 30 mm 259.00 zł N
RS485 DD MS-DD-61 Semiconductor Hydrofluorocarbons (HFC)
1000/2000/2500
ppm
12/24VDC 1 80 x 100 x 30 mm 259.00 zł N
RS485 DD MS-DD-62 Semiconductor Hydrofluorocarbons (HFC)
6000/6000/6000
ppm
12/24VDC 1 80 x 100 x 30 mm 259.00 zł S
RS485 DD MS-DD-8R Infra-red Carbon dioxide (CO2)
800/1400
ppm
12/24VDC 1 80 x 100 x 30 mm 499.00 zł N

Detection of substance/property in other areas or other substances/properties is possible = special execution, requires consultation.
In special cases, it is possible to select the detector parameters for a specific application = required analysis of the conditions of use.