Cartridges are required for all of the above transmitters sensors at time of purchase and for replacement. Several Midas® cartridges can be configured via the transmitter to read a number of different gases based on a common chemical family.
Actual details for the sensor detection range are included in the sensor cartridge data sheet and the Midas® technical manual.
Midas® sensor cartridges can be ordered as part of a kit with the universal Midas® transmitter, or as a replacement part with either standard or extended warranty cover.