The Chillgard L Series Product Line

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The Chillgard L Series Product Line
The refrigerant monitoring industry leader Home
of proven, reliable Photoacoustic Infrared
Technology Brings you a major advancement in PIR
sensing technology
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The Chillgard L Series Product Line
Improved PIR sensing
New advances in micro-machined technology
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The Chillgard L Series

• Features a new optical bench
• Micro-machined optics
• Significant technological advancement
• Used on all Chillgard LS and LE Gas Monitors
• Improved reliability 2-year warranty
• Backwards-compatible with existing units
• New product labeling includes website and new
  MSA logo

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The Chillgard L Series System Approach
Flexibility to meet

• Refrigerant monitoring needs
• Remote signaling and control
• Power requirements
• Budget

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Chillgard L Series Product Line

• Chillgard LS Refrigerant Monitor
• Economical low level monitoring of refrigerant
  gases
• Sensor unit with analog and digital output
• Chillgard LC Control Module
• Controls up to 8 Chillgard LS Sensors
• Multiple outputs and relays
• Chillgard LE Refrigerant Monitor
• Combined features of Chillgard LS and LC Gas
  Monitors within one enclosure
• Combined multi-point sensing and controlling

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Chillgard LS Refrigerant Monitor Features

• Photoacoustic IR sensor
• Standard gases R123, R134a, R11, R12, R22
• Minimum detection level - 20ppm
• Single-point diffusion or 4-point pumped models

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Chillgard LS Refrigerant Monitor Features

• Compliant with ANSI/ASHRAE 15
• UL approval
• Water- and corrosion-resistant plastic enclosure
• Easy operation, installation and maintenance
• 2-year warranty

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Chillgard LS Refrigerant Monitor Features

• 24 VAC/DC or 110/220 VAC power
• 5 LEDs indicate power, fault and 3 levels of
  alarm
• 4-20 mA and RS-485 outputs (to Chillgard LC
  Controller)

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4-20 ma
Pressure transducer (pumped units only)
24 V AC/DC input
485 termination jumper
Sensor Board
RS-485 connector
RS-485 address
Calibration box
Factory use
Strobe
2 bench screws
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Chillgard LS Refrigerant Monitor Optional Gases
R400 and R500 series of refrigerants

• Blends of multiple refrigerants to obtain good
  thermodynamic properties in the chiller, with
  reduced corrosion and ozone depletion potential.
• Includes R404a, R410a, R407c, R507
• Order with custom calibration
• Other refrigerants possible

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Chillgard LS Refrigerant Monitor

• Accessories
• Unit-mounted Strobe
• Calibration box
• Remote light towers
• Calibration kits
• Chillgard LC Controller

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New Photoacoustic Optical Bench
pumped bench
diffusion bench
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Maintenance and Repair

• No moving parts in diffusion-mode Chillgard
  LS Monitor

• Optical bench is field-replaceable
• for convenient repair
• for detection of a different refrigerant

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Chillgard LS Refrigerant Monitor Summary

• Low cost refrigerant sensor
• Improved PIR technology
• Easy to install, operate and maintain
• Can be stand-alone or used with Chillgard LC
  Controller

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Chillgard LC Controller
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Chillgard LC Control Module Features

• Capable of controlling up to 8 Chillgard LS
  Sensors
• Easy-to-use digital display with 4-button keypad
• Provides gas reading, alarm status,
  calibration and fault diagnostics
• Water- and corrosion-resistant enclosure

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Chillgard LC Control Module Features

• 4-20mA and RS-232 output
• 0-10 V point identifier output
• 4 relays - 3 levels of alarm fault
• 85 dB horn, 100 dB horn option

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Chillgard LC Control Board
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Home-run communication wiring
Bus communication wiring
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Powering the Chillgard LS Sensor

• Power locally via 24 VAC or DC
• Power locally via 110/220 VAC optional supply
• Power via Chillgard LC Control Module

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Powering the Chillgard LC Controller

• 24 VAC or DC
• 110/220 VAC optional supply
• Can be used to power one Chillgard LS Monitor

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Powering the Chillgard LC Controller

• Transformer version
• Powers Chillgard LC Monitor and up to 5
  Chillgard LS Sensors

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Chillgard L Series Power Options
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Chillgard L Series Power Options
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Chillgard L Series Power Options
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Chillgard L Series Power Options
110/220 VAC AVAILABLE
LC transformer version
Transformer version powers up to 5 diffusion
Chillgard LS Monitors or two 4-point pumped
Chillgard LS Monitors
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Chillgard LC Control Module

• Accessories
• Unit mounted strobe
• Remote light towers
• Calibration kits

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Chillgard LC Control Module Summary

• Low cost controller
• Controls up to 8 Chillgard LS sensors
• Multiple outputs
• Configurable to meet your needs
• Easy to install, operate and maintain

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Chillgard LE Refrigerant Monitor

• Combined features of Chillgard LS and LC
  products in one enclosure
• Combined multi-point sensing and controlling

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Chillgard LE Refrigerant Monitor Features

• Photoacoustic IR sensor
• Standard gases R123, R134a, R11, R12, R22
• Minimum detection level - 20ppm
• Single-point diffusion, single-point pumped or
  4-point pumped models

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Chillgard LE Refrigerant Monitor Features

• Complies with ANSI/ASHRAE 15
• UL approval
• Water- and corrosion-resistant plastic enclosure
• Easy to operate, install and maintain
• 2-year warranty

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Chillgard LE Refrigerant Monitor Features

• 24 VAC/DC or 110/220 VAC power
• Easy-to-use digital display with 4-button keypad
• Provides gas reading, alarm status,
  calibration and fault diagnostics
• Water- and corrosion-resistant enclosure

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Chillgard LE Refrigerant Monitor Features

• 4-20mA and RS-232 output
• 0-10 V point identifier output
• 4 relays - 3 levels of alarm fault
• 85 dB horn, 100 dB horn option

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Chillgard LE Series Power Options
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Chillgard LE Refrigerant Monitor Optional Gases

• R400 and R500 refrigerant series
• Blends of multiple refrigerants to obtain good
  thermodynamic properties in the chiller, with
  reduced corrosion and ozone depletion potential.
• Includes R404a, R410a, R407c, R507
• Order with custom calibration
• Other refrigerants possible

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Chillgard LE Refrigerant Monitor Summary

• Low cost refrigerant sensor
• Improved PIR technology
• Multiple outputs
• Configurable to meet your needs
• Easy to install, operate and maintain

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Chillgard L Series Summary
Effective meets ASHRAE standards for
refrigerant monitoring Flexible
configurable to meet application needs Advanced
new photoacoustic infrared bench
design Efficient detects low levels of
refrigerant gas with low cost of
ownership
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Refrigerant Monitors the Competition
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Bacharach HGM 300 RDM 800

• HGM 300 Sensor, RDM 800 Controller
• Non-dispersive IR
• 0-10,000 ppm
• Claimed sensitivity 1 ppm
• Most refrigerants except ammonia
• Pumped, 4-16 points
• Auto-zero 40 seconds every 10 minutes
  minimum
• Power 110/220 V

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Auto Zeroing
Potential for incorrect zeroing Cannot detect
a hazardous gas if improperly zeroed
Non-continuous gas monitoring No protection
during auto-zeroing process
Increased maintenance Must maintain air line
or scrubber
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Selling the Chillgard L Series versus Bacharach
HGM 300/RDM 800

• Bacharach unit
• Base list price in 6K range
• High-end monitor competes versus Chillgard RT
• Auto-zero requires fresh air and takes monitor
  off line for a period of time. Potential for
  incorrect readings.
• HGM 300 requires RDM 800 controller
• Pump used on HGM 300 known for high repair rate

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Bacharach HGMSZ

• Non-dispersive IR
• 0-10,000 ppm
• Claimed sensitivity 1 ppm
• Most refrigerants
• Pumped, 4-16 points
• Auto-zero 40 seconds every 10 minutes
  minimum
• Power 110/220 VAC

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Selling the Chillgard L Series versus Bacharach
HGMSZ

• Bacharach unit
• Single-point only
• Uses wide band optics gt cross-sensitive to
  other gases
• Sample draw system which only pulls 50 feet
• Auto-zero requires fresh air and takes monitor
  off line for a period of time. Potential for
  incorrect readings.

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OI Analytical SAM Refrigerant Monitors

• Non-dispersive IR
• 0 1000 PPM
• Claimed noise level and accuracy /- 1 ppm
• R11, R12, R22, R123, R134A, CO, ammonia
• Pumped, SAM-I 1 to 8 ports, SAM-IV 1 to 11
  ports
• Power 110/220V
• Auto-zero 45 seconds, every 1hr minimum

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Selling the Chillgard L Series versus OI
Analytical SAM Monitors

• SAM Unit
• Base list price in 7.5 K range
• High-end monitor competes versus Chillgard RT
  Monitor
• Auto-zero requires fresh air and takes monitor
  off line for a period of time. Potential for
  incorrect readings.
• Product sales and support is minimal

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Vulcain 301 IRFS

• Non-dispersive IR
• Range 0-1,000 ppm
• Diffusion sensor
• 6 standard refrigerants
• Tested sensitivity 30-50 ppm
• 10 V output

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Selling the Chillgard L Series versus Vulcain
IRFS

• Vulcain Unit
• Single-point only
• Product drift especially with temp change
• Diffusion only
• Long response time to fill enclosure 7 to 10
  minutes
• 24 V power only
• Tested sensitivity 30-50 ppm
• No UL approval (ETL approval)

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Genesis Sherlock Infrared Refrigerant Sensor

• Non-dispersive IR
• Range 0-1,000 ppm
• Diffusion sensor
• 11 standard refrigerants
• 0-5 V or 4-20 mA output

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Selling the Chillgard L Series versus Genesis
Sherlock sensors

• Genesis Unit
• Single-point only
• Product drift inherent to NDIR
• Recommended calibration every 6 months
• Diffusion only
• Long response time to fill enclosure (7 to 10
  minutes)
• 10-24 VDC power only
• No known approvals

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Chillgard L Series Product Line

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