Z Gard® Family
of Gas
Detection
Products
EVERY LIFE HAS A PURPOSE…
Z Gard Product Line
 The Z Gard Product line consist of two parts:
Z Gard S Sensors
 Z Gard S Sensors
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Smaller Package
Cost Competitive
4-20mA or RS-485
Solid State or Echem technology
CO, NO2
Dual sensor with CO and NO2
Enclosure Options
Z Gard S Sensor
 Gases:
 Carbon Monoxide
 Nitrogen Dioxide
 Ranges:
 0-100 or 200 ppm for CO
 0-10 ppm for NO2
 LED shows sensor status
 Output: 4-20mA OR RS-485
 General purpose metal cover plate
supplied with a plastic double gang
electrical conduit box
Z Gard Controllers
 Three Controller Models
 Z Gard C Controller
 Z Gard CX Controller
 Z Gard C485 Controller
Z Gard C Controller
 Available in 1, 4, or 8 channel
controllers
 Inputs; 4-20mA analog or proprietary
RS-485 digital
 110/220 VAC power input
 24 VDC power output to sensors
 SPDT Relays; common relays are
standard
 Readout: 4 character LED display
 Standard steel box or fiberglass
option
 Audible alarm with reset switch
 Optional 4-20mA high select analog
output
Z Gard C Controller Family
 Z Gard C 485
 Available in 8, 16 or 24 channel
controllers
 Inputs RS-485 digital
 SPDT Relays; common relays are
standard
 Readout: 4 character LED display
 Audible alarm with reset switch
 Zoning – Single or Dual Zone available
 110/220 VAC power input
 24 VDC power output to sensors
 NEMA 1 General Purpose metal
enclosure standard, NEMA 4 Optional
 Standard 4-20mA high select analog
output
Z Gard C 485
Controller
Z Gard CX Controller
 Controller with up to 40 inputs
 Inputs RS-485 digital
 SPDT Relays; common relays are
standard
 Readout: 4 character LED display
 Audible alarm with reset switch
 Accepts RS-485 inputs
 110/220 VAC power input
 24 VDC power output to sensors
 NEMA 1 General Purpose metal
enclosure standard, NEMA 4 Optional
 Standard 4-20mA high select analog
output
Z Gard CX Controller
 Sensor Auto-recognition
 Key pad control of many
features
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Alarm values
Relay action
Time delays
Password protection
 Zoning
 Voting
Z Gard COmbo Monitor
 Z Gard COmbo
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0-100, 0-200 ppm
With or without display
3 relays, horn and reset button
Can interface with up to 7,
RS-485 sensors
Z Gard COmbo
Z Gard Product
 Markets for Z Gard Products
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Facility Equipment
Parking Garage Maintenance
Municipalities
US Post Offices
FedEx, UPS, etc.
Major airport cargo areas
Mass transit authorities
Z Gard CO Applications
 Carbon Monoxide
 Underground parking
 Vehicle storage and
maintenance
 Postal processing plants
 Airports and Courier transfer
stations
 Facilities monitoring – Office
Buildings, Malls, Casino’s
Z Gard NO2 Applications
 Nitrogen Dioxide (Diesel
fumes)
 City Bus and Transit
facilities
 Heavy equipment &
Locomotive maintenance
facilities
 Enclosed truck docks
Z Gard CO & NO2 Alarm Criteria
 Ventilation control
index
 Alarms set for activated
at TLV / STEL levels for
personnel safety
 Energy management
Why Buy Z Gard?
MSA name
and
reputation
MSA Sales
Support
All Z Gard
products
meet CSA
standards
HVAC
application
experience
After-sales
Support
Ability to
meet special
applications/
control
requirements