GfG Instrumentation presents the RAM 744 AutoCal, wall-mounted or fully portable Compressed Air Monitoring System. The RAM 744 offers continuous in-line CO monitoring allowing for rapid response and eliminating the possibility of sample lines becoming blocked or crimped. It has a fixed flow rate so there are no flow meters to adjust. The AutoCal system activates at the flip of a switch. It is low maintenance, dependable, with long-life sensors and three stage filtration for up to 8 users.