Now available is the transportable Chillgard LS photoacoustic infrared refrigerant monitor. Features include ability to operate over a wide temperature range, single-point diffusion (sensor has no moving parts); water- and corrosion-resistant plastic enclosure; and five LEDs indicating power, fault, and three alarm levels. Check gas and a demand regulator are included for quick system pretests.

MSA Instrument Division, P.O. Box 427, Pittsburgh, PA 15230; 800-672-4678;

eProduct #184