Brand: MSA Safety

MSA Chillgard 5000 Refrigerant Monitor

Name: MSA Chillgard 5000 Refrigerant Monitor – Manual & Quote
Brand: MSA Safety

Description

Overview

MSA Chillgard 5000 is a refrigerant leak monitor engineered to provide the earliest possible detection of costly refrigerant gas leaks in mechanical equipment rooms. Using patented Photoacoustic Infrared (PAIR) technology, the MSA Chillgard 5000 continuously monitors up to 16 sampling points for leaks down to 1 ppm, helping facility engineers protect equipment efficiency, comply with ASHRAE 15 requirements, and safeguard personnel working around centrifugal chillers and other refrigeration equipment.

Backed by manufacturer datasheet documentation, Seven Star LLC proudly supplies the MSA Chillgard 5000 refrigerant monitor to commercial, industrial, and HVAC customers across Oman and the wider GCC. Every MSA Chillgard 5000 supplied through Seven Star LLC comes with manufacturer documentation and access to local technical support – giving facility engineers and procurement teams in Muscat, Sohar, and Salalah support with selection before ordering.

Working Principle

The MSA Chillgard 5000 draws air samples from up to 16 monitoring points through a sampling system into its Photoacoustic Infrared (PAIR) sensor, where the target refrigerant gas absorbs modulated infrared light and generates a measurable acoustic pressure wave proportional to gas concentration. Because this photoacoustic measurement is inherently stable, the Chillgard 5000 is not significantly affected by temperature and humidity swings, minimizing the drift that commonly degrades other gas sensing technologies over time.

This measuring principle gives the MSA Chillgard 5000 its defining sensitivity advantage: the system can detect refrigerant concentrations as low as 1 ppm across a 0 to 1000 ppm measuring range, with accuracy of ±1 ppm from 0 to 50 ppm and ±10% of reading from 51 to 1000 ppm. The unit is factory calibrated for the specific refrigerant selected from its onboard library, and a designated calibration port paired with one-touch calibration mode removes the guesswork typically associated with maintaining photoacoustic gas monitors.

Engineering Design of the MSA Chillgard 5000

The MSA Chillgard 5000 is available in 4-point, 8-point, and 16-point sampling configurations, with sample lines supporting up to 400 ft (121 m) per point for optimum performance and a total monitoring distance of up to 1250 ft (381 m). The unit houses in a compact chassis measuring 15.6 in. x 13.6 in. x 7.6 in. (39.6 x 34.5 x 19.3 cm), weighing from 14 lb (6.4 kg) for the 4-point unit up to 17 lb (7.7 kg) for the 16-point unit, and is rated IP54 for indoor mechanical equipment room installation.

A 7 in. (178 mm) color touchscreen display provides a real-time dashboard view with easy access to settings, event logs, diagnostics, and calibration modes, presented in a multi-lingual interface translated into six languages. Five Form C relays (8A, 250 VAC/24 VDC) provide fault, caution, warning, alarm, and external horn outputs, alongside 4-20 mA sourcing, 0-10 V, RS-485 Modbus RTU, and RS-485 BACnet MS/TP communication for integration with building automation and control systems. Predictive maintenance diagnostics and a tech-friendly diagnostic log make routine servicing straightforward, and field upgrade kits allow a 4-point unit to be expanded to 8 or 16 points without full system replacement.

Key Features

The MSA Chillgard 5000 combines sensitivity, stability, and predictive diagnostics that make it a standard choice for refrigerant leak detection in mechanical equipment rooms.

Patented Photoacoustic Infrared (PAIR) technology detects refrigerant leaks down to 1 ppm across a 0 to 1000 ppm range.
Measurement stability is largely unaffected by temperature and humidity swings, minimizing drift versus other sensing technologies.
Monitors up to 16 sampling points from a single unit, with a refrigerant library covering R11, R12, R22, R123, R134A, R1234YF, and more.
A dedicated calibration port and one-touch calibration mode simplify routine maintenance.
A 7 in. color touchscreen provides a real-time dashboard, event logs, and diagnostics in a multi-lingual interface.
Five Form C relays support fault, caution, warning, alarm, and external horn outputs for comprehensive alarm management.
BACnet MS/TP and Modbus RTU communication integrate directly with building automation systems.
Meets ASHRAE 15 requirements for audible and visual alarms both inside and outside the mechanical equipment room.

Industrial Applications

The MSA Chillgard 5000 is deployed across mechanical equipment rooms, commercial building chiller plants, industrial refrigeration facilities, and district cooling operations wherever centrifugal chillers or other refrigerant-based equipment require continuous leak monitoring for regulatory compliance and equipment protection. Typical duties include machinery room compliance monitoring under ASHRAE 15, refrigerant loss prevention for efficiency management, and occupant safety alarm activation.

Working closely with plant engineers in the region, Seven Star LLC distributes the MSA Chillgard 5000 to commercial developments, district cooling plants, and industrial facilities throughout Oman and the GCC. The monitor is a strong fit for the large-scale district cooling infrastructure common across Muscat, as well as for commercial and industrial chiller plants in Sohar and Salalah that require dependable, low-drift refrigerant leak detection.

Technical Specifications

The table below summarizes the core specifications of the MSA Chillgard 5000 refrigerant monitor as supplied by Seven Star LLC.

Parameter	Specification
Model	MSA Chillgard 5000
Sensor Type	Photoacoustic Infrared (PAIR)
Sampling Points	4, 8, or 16 (field upgradeable)
Measuring Range	0 – 1000 ppm
Sensitivity	1 ppm minimum detection (refrigerants); 10 ppm (ammonia)
Accuracy	±1 ppm (0–50 ppm); ±10% of reading (51–1000 ppm)
Sample Line Length	Up to 400 ft (121 m) per point; 1250 ft (381 m) total
Enclosure Rating	IP54, indoor use only
Power Input	100 – 240 VAC, 50/60 Hz, 200 VA
Relay Outputs	5x Form C, 8A @ 250 VAC/24 VDC (fault, caution, warning, alarm, horn)
Communication	4-20 mA, 0-10 V, RS-485 Modbus RTU, RS-485 BACnet MS/TP
Warranty	2 years

Request a Quote for MSA Chillgard 5000 Refrigerant Monitor

Seven Star LLC supports the full procurement cycle for the MSA Chillgard 5000 refrigerant monitor, from formal RFQ submission to confirmation of availability and lead time, technical datasheet delivery, and direct consultation with our instrumentation division on point count, refrigerant configuration, and BAS integration for your mechanical equipment room. With fast quotation turnaround and technical support, we supply every MSA Chillgard 5000 with manufacturer documentation and local technical support. Contact Seven Star LLC today to request a quotation or discuss your refrigerant leak detection requirements.

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About brand

MSA Safety is an American maker of safety equipment, founded in 1914 in Pittsburgh by mining engineers John T. Ryan and George H. Deike as Mine Safety Appliances Company, after a series of deadly mine disasters. It first supplied miners with electric cap lamps and breathing apparatus. MSA is headquartered in Cranberry Township, Pennsylvania, and listed on the New York Stock Exchange.

Seven Star LLC supplies MSA gas detectors and accessories in Oman, covering both sides of the product line: ALTAIR portable detectors worn by technicians, and fixed gas monitors such as the ULTIMA X5000 and General Monitors S5000 that feed a fire and gas system.

MSA Safety company profile

Founded	1914, Pittsburgh, Pennsylvania, USA
Founders	John T. Ryan and George H. Deike
Original name	Mine Safety Appliances Company
Headquarters	Cranberry Township, Pennsylvania
Listing	New York Stock Exchange (MSA)
Product families	ALTAIR 4XR and ALTAIR io portable gas detectors, ULTIMA X5000 and General Monitors fixed gas and flame detection, G1 SCBA, V-Gard helmets, V-Series and V-FORM fall protection harnesses and lifelines

MSA gas detection families listed here

On the portable side, the ALTAIR 4XR is the four-gas detector for combustible gas, oxygen, carbon monoxide and hydrogen sulfide, and the ALTAIR io4 is the connected version that reports readings to a cloud platform. The GALAXY GX2 automated test system handles bump tests and calibration records for ALTAIR instruments.

On the fixed side, the ULTIMA X5000 and General Monitors S5000 are transmitters for combustible, toxic and oxygen sensors. Many installed units still carry the General Monitors name on the nameplate. The Chillgard 5000 is a refrigerant leak monitor for machinery rooms. Small consumables are listed too, such as window cleaning solution 10272-1.

Where MSA gas monitors are used

Fixed MSA gas monitors are found on wellheads, gas plants, refineries, tank farms, LNG and petrochemical units, wherever hydrocarbon or H2S leaks must be alarmed early. Portable ALTAIR detectors go with crews into confined spaces and on hot work permits. Chillgard monitors serve chiller plant rooms in district cooling and large buildings, a common application in the GCC.

MSA Safety products we list

Family	Examples
Fire & Gas Detectors	MSA ALTAIR 4XR Multigas Detector, MSA ALTAIR io4 Connected Multi-Gas Detec…, MSA General Monitors S5000 Gas Monitor, Window Cleaning Solution 10272-1, MSA Ultima X5000 Gas Monitor
Gas Analyzer Systems	MSA Chillgard 5000 Refrigerant Monitor
Gas Analyzer Accessories	MSA GALAXY GX2 Automated Test System

Ordering MSA detectors and sensors: what we need

Fixed gas monitors are configured items. Send the full part number or the configuration code from the nameplate, the target gas and range, the sensor technology (catalytic, infrared, electrochemical), the housing material, the output (4-20 mA with HART, optional relays) and the hazardous area approval required. For portables, state the sensor combination, charger type and regional version. For replacement sensors, a nameplate photo of the transmitter avoids mistakes. We check each code against MSA documentation and propose the manufacturer's current model when an older one is no longer made.

Facts checked against MSA Safety's corporate history and investor materials, October 2026.

Browse MSA Safety products by category: Fire & Gas Detector, Gas Analyzer Accessories, Fire & Gas Systems, Gas Analyzer Systems.

Frequently Asked Questions

How sensitive is the MSA Chillgard 5000 to refrigerant leaks?

The Chillgard 5000 detects refrigerant leaks as low as 1 ppm across a 0 to 1000 ppm measuring range, using patented Photoacoustic Infrared (PAIR) technology that is largely unaffected by temperature and humidity swings.

How many sampling points can one MSA Chillgard 5000 monitor?

The Chillgard 5000 is available in 4-point, 8-point, and 16-point sampling configurations, with sample lines supporting up to 400 ft (121 m) per point and a total monitoring distance of up to 1250 ft (381 m).

Can a Chillgard 5000 be expanded from 4 points to more points later?

Yes. Field upgrade kits are available to expand a 4-point unit to 8 points, or an 8-point unit to 16 points, without replacing the entire monitor.

Does the Chillgard 5000 meet ASHRAE 15 requirements?

Yes. The Chillgard 5000 is designed to meet ASHRAE 15 requirements for continuous refrigerant leak monitoring, providing both audible and visual alarms inside and outside the mechanical equipment room and activating mechanical ventilation as required.

Is Seven Star LLC an experienced supply partner for MSA Safety products?

Yes, Seven Star LLC is an experienced supplier of MSA Safety in Oman and the GCC. We supply MSA Safety instrumentation on request with local technical support.

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