Mine Safety Appliances Company / Instrument Division
Pittsburgh, PA 15230
Feb 18, 2005 Chillgard RT detects down to 1 ppm over range of 0–1,000 ppm, and features up to 8 detection points. Photoacoustic infrared sensing enables detection of individual refrigerant with high specificity. Available in single-point diffusion and 4-point pumped models, Chillgard LS complies with ANSI/ASHRAE 15-1994 and provides low-level monitoring. Chillgard LE comes as single-point diffusion unit, single-point pumped unit for monitoring from remote location, or 4-point pumped unit.

Mine Safety Appliances Company / Instrument Division
Pittsburgh, PA 15230
Sep 28, 2004 Utilizing photoacoustic IR sensing technology, Chillgard L Series Monitors comply with ANSI/ASHRAE 15-1994 requirements for refrigeration monitoring. Offered in single-point diffusion and 4-point pumped models, Chillgard LS Monitors have water-resistant plastic enclosure and can detect R11, R12, R22, R123 and R134A refrigerants, as well as 400 and 500 series. Chillgard LC Control Module works with Chillgard LS gas sensor modules to provide remote signaling and control.

Mine Safety Appliances Co.
Pittsburgh, PA 15230
Mar 19, 2003 Utilizing photoacoustic infrared sensing technology, Chillgard® RT is capable of detecting 60+ refrigerants. It monitors down to 1 ppm over 0 - 1,000 ppm range and includes up to 8 detection points, 2 line x 20 character display, and 4-button membrane keypad. Monitor provides local audible/visible indication of refrigerant gas presence caused by leaks or spills and supports 8, 16, or, 24 relays to signal Caution, Warning, and Alarm conditions.

Mine Safety Appliances Co.
Pittsburgh, PA 15230
Feb 13, 2003 Chillgard® LS Photoacoustic Infrared Monitor, available in single-point diffusion and 4-point pumped models, can detect R11, R12, R22, R123, and R134A. Chillgard LC Control Module works with LS gas sensor modules to provide remote signaling and control and can communicate with up to 8 sample points over RS-485 line. Chillgard LE Monitor combines monitor and control in one enclosure, and is offered in single-point diffusion unit, single-point pumped unit, or 4-point pumped unit.

MSA
Pittsburgh, PA 15230 0426
Jul 18, 2002 Chillgard® LS Series is available in single-point diffusion and 4-point pumped models. Units detect R11, R12, R22, R123, and R134A and comply with ANSI/ASHRAE 15-1994. LC Control Module works with Chillgard LS gas sensor modules to provide remote signaling and control capability. It can communicate with up to 8 sample points over RS-485 communication line. Chillgard LE can be purchased as either single-point diffusion unit, single-point pumped unit, or 4-point pumped unit.