Flow meters, controllers, and chart recorders


MSA Gas monitor

(HVAC Industry Only)

MSA ChillGard 5000

Chillgard® 5000 Refrigerant Leak Monitor

The Chillgard 5000 Leak Detector provides continuous, real-time monitoring down to 1ppm. . The Chillgard® 5000 Refrigerant Leak Monitor provides the earliest level of detection of costly refrigerant gas leaks in mechanical equipment rooms. Sampling system with patented photoacoustic infrared (PAIR) technology detects leaks as low as 1 part per million (ppm). Intuitive, touchscreen user interface makes it easy to operate. Predictive maintenance and diagnostics keep you operational.

Meets ASHRAE 15 requirements to provide visual and audible alarms both inside and outside of mechanical equipment rooms and to activate mechanical ventilation.

  • Sensitivity - earliest level of detection down to 1 pp
  • Reliability - advanced sensor diagnostics and predictive maintenanc
  • Versatility - monitors up to 6 refrigerants field selectable through a refrigerant library
  • Stability - minimal drift, not affected by temperature or humidity
  • Intuitive, multi-lingual user interface provides valuable data at your fingertips:

  • Real-time dashboard view
  • One-touch calibration
  • Event logs
  • Password protected
  • Digital communications:

  • BACnet®
  • Modbus
MSA Gas monitor

(HVAC Industry Only)

Chillgard® VRF Refrigerant Leak Detector

Chillgard® VRF Refrigerant Leak Detector

The Chillgard VRF Refrigerant Leak Detector is the first industry detector for Variable Refrigerant Flow Systems (VRF) with integrated BACnet capability. Therefore, it can be directly connected with any Building Management Systems (BMS). MSA applies its proven Photoacoustic infrared sensing technology that provides a stable zero baseline, minimizes cross-sensitivities and offers low cost of ownership through minimum maintenance required.

  • Low-level detection at 25 ppm minimum detection
  • Versatility—capable of operating within wide temperature and humidity ranges
  • Low maintenance—no moving parts and stable PAIR sensor technology
  • Easy installation—simply secure back plate to wall
  • 20-year proven photoacoustic infrared sensing technology
  • Digital communications
    • BACnet®
    • Modbus
MSA Gas monitor

(HVAC Industry Only)

Chillgard NH3 Gas Monitor

Chillgard® NH3 Gas Monitor

The Chillgard NH3 Gas Monitor is the economical choice for fast, reliable detection of parts-per-million (ppm) levels of ammonia, down to -40°C. Capable of measuring a 10 ppm leak, with full-range scale of 0-1000 ppm.

  • Single-board design for reliability and serviceability
  • Reliably measures ammonia leaks as low as 10 ppm

MSA Gas monitor

(HVAC Industry Only)

MSA Chillgard LE

Chillgard® LE Photoacoustic Infrared Refrigerant Monitor

HVAC Industry Only

The Chillgard LE Photoacoustic Infrared Refrigerant Monitor is specifically designed for reliable detection of five of the most common refrigerants from up to four remote locations—with a minimum detection level of 20 ppm. Specifically designed to operate for months with virtually no zero drift.

  • Very stable and highly selective photoacoustic infrared (PAIR) technology
  • Detects R123, R134a, R11, R12, R22—other refrigerant detection available
  • Easy-view LCD display
  • Three alarm levels
  • 85dB buzzer
  • Tough water- and corrosion-resistant enclosure
  • Easy to install, operate, and maintain

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