ChillgardTM L Series Refrigerant Monitors
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Transcript ChillgardTM L Series Refrigerant Monitors
Chillgard L
Series
Refrigerant
Monitors
®
EVERY LIFE HAS A PURPOSE…
Chillgard L Series
The refrigerant
monitoring industry
leader
Home of proven, reliable
Photoacoustic Infrared
Technology
Chillgard L Series
Photoacoustic sensor is stable and
sensitive
Improved PIR sensing
Sample system minimizes moving
parts, no solenoid valves or
mechanical flow switch
RS-485 & Digital Signal Processing
New advances in
micro-machined technology
Water and Corrosion resistant plastic
enclosure
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
Chillgard L Series - Flexibility
Flexibility to meet:
Refrigerant Monitoring needs
Remote Signaling and Control
Power Requirements
Budget
Chillgard L Series
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
Chillgard LS Monitor
Photoacoustic IR sensor
Standard gases – R123,
R134a, R11, R12, R22
Minimum detection level 20ppm
Single-point diffusion or 4point pumped models
Chillgard LS
Compliant with ANSI/ASHRAE 15
UL approval
Water- and corrosion-resistant plastic enclosure
Easy operation, installation and maintenance
2-year warranty
Chillgard LS
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)
Chillgard L Series – Sensor Board
Chillgard LS 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
Chillgard LS Accessories
Accessories
Unit-mounted strobe
Calibration box
Remote light towers
Calibration kits
Chillgard LC Controller
Maintenance and Repair
• No moving parts in diffusion-mode
Chillgard LS Monitor
• Optical bench is field-replaceable for convenient
repair and for detection of a different refrigerant
Chillgard LS Optical Bench
pumped bench
diffusion bench
Chillgard LS Summary
Low cost refrigerant sensor
Improved PIR technology
Easy to install, operate and maintain
Can be stand-alone or used with
Chillgard LC Controller
Chillgard LC Control Module
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
Chillgard LC 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
Chillgard LC Control Board
Chillgard LS & LC
• Twisted pair RS-485, 18 GA wire up to 1000 ft
• Modbus protocol
• LC can communicate with up to 8 single-point
LS monitors, two 4-point LS monitors, or any
combination
Chillgard LC Wiring
Home-run communication wiring
Bus communication wiring
Powering the Chillgard LS
Power locally via 24 VAC or DC
Power locally via 110/220 VAC optional supply
Power via Chillgard LC Control Module
Powering the Chillgard LC
24 VAC or DC
110/220 VAC optional supply
Can be used to power one Chillgard LS
Monitor
Powering the Chillgard LC
Transformer version
Powers Chillgard LC Monitor
and up to 5 Chillgard LS
Sensors
Powering Chillgard L Series
24 VAC/DC available
24 VAC/DC
24 VAC/DC
RS 485
Chillgard L Series Power Options
110/220 VAC Available
110/220 V
input
110/220 V
input
RS 485
With internal 110/220 VAC
power supply
With internal 110/220
VAC power supply
Chillgard L Series Power Options
110/220 VAC Available
110/220 V
input
4-conductor cable
24 VDC from LC
With internal 110/220 VAC
power supply
For 1 sensor module, up to 100’ using 18 AWG wire
Chillgard L Series Power Options
110/220 VAC AVAILABLE
LC transformer version
110/220 V
Input
w/internal transformer
Transformer version powers up to 5 diffusion Chillgard LS Monitors
or two 4-point pumped Chillgard LS Monitors
Chillgard LC
Accessories
Unit mounted strobe
Remote light towers
Calibration kits
Chillgard LC Summary
Low cost controller
Controls up to 8 Chillgard LS sensors
Multiple outputs
Configurable to meet your needs
Easy to install, operate and maintain
Chillgard LE Features
Combined features of Chillgard LS and LC
products in one enclosure
Combined multi-point sensing and controlling
Chillgard LE Features
Photoacoustic IR sensor
Standard gases – R123, R134a,
R11, R12, R22
Minimum detection level 20ppm
Single-point diffusion, singlepoint pumped or 4-point pumped
models
Chillgard LE Features
Complies with
ANSI/ASHRAE 15
UL approval
Water- and corrosionresistant plastic enclosure
Easy to operate, install and
maintain
2-year warranty
Chillgard LE 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
Chillgard LE 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
Chillgard LE 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
Chillgard LE Summary
Low cost refrigerant sensor
Improved PIR technology
Multiple outputs
Configurable to meet your needs
Easy to install, operate and
maintain
Chillgard L Series Summary
Effective: Meets ASHRAE standards for
refrigerant monitoring
Flexible: Configurable to meet application needs
Advanced: Photoacoustic infrared bench design
Efficient: Detects low levels of refrigerant gas
with low cost of ownership
Chillgard L Series
Thank you!