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Oxygen, Toxic & Combustible Gas Monitors
Carbon monoxide monitor Features of the VA201M Stand alone gas monitors
for toxic, combustible and explosive gases.
  • Two Alarm Levels

  • 2 high/low DPDT alarm relays

  • Audible visible alarms

  • Programmable Time delays

  • Quick self-test and warm up

  • Calibration status warning

  • 10-step LED display

  • Easy field verification

  • Innovative and compact case design

  • Easy installation and operation

  • Remote sensor configuration available

Explosion proof sensors HEREl

INTRODUCTION
The product of years of research and innovative technological development, Vulcain’s VA201M series is an advanced microprocessor-based system featuring a high quality stand-alone controller, a unique high-tech enclosure, and all the necessary characteristics to provide continuous, effective and fully integrated monitoring of toxic and combustible/explosive gases. This unit is ideal for providing alarm-activated relays for simple applications such as small parking garages and similar locations

Portable Air Quality Monitor, CO, CO2 here 

Specifications
Q1 Sensors Toxic -Electrochemical (toxic)
Combustibles -Catalytic combustion
Oxygen -Diffusion Cell
Q2 Sensor Solid state
CO - Electrochemical
DISPLAY 10-step LED, LCD
Visual Indicators Failure Indication : Yellow LED
Normal Operation: Green LED
Relay Output Rating: 5A, 30Vdc or 250 Vac (resistive load)
†Audible Alarm: 65 dBA at 3 feet (1 metre)
Outputs: Alarm relay high and low 2 x DPDT
Operating Humidity Range: 0 - 95% RH, non-condensing
Operating Temperature Range: 32°F to 100°F (0°C to 40°C)
Low temperature range available 4°F (-20°C)
Certifications Certified to UL and CSA standards
Dimensions 8.4 in.(H) x 5.3 in.(W) x 2.25 in.(D) (21.3 cm x 13.4 cm x 5.7 cm)
Enclosure IP54
Power 17-27 VAC, 24-38VDC, 250 mA, Optional transformer for 110VAC
Gases Detected
Gas Detected Range Accuracy
Sensor Type Q1-sensor Q2 sensor  Q1 sensor  Q2 sensor
CO  0-50 ppm
0-100 ppm
0-250 ppm(std)
0-500 ppm
0-250 ppm 3% 5%
NO2  0-10 ppm  3%  -
H2 0-2.5%  0-100% LEL   3% 5%
CL2  0-15 ppm   - 3%  -
Combustibles 0-100% LEL 0-100% LEL 3%  5%
NH3 0-100 ppm  -  5%  -
Refrigerants  - 0-2000 ppm
*N/A R123
10%
H2S  0-50 ppm  -   3% -
O2 0-25%    - 3% -
SO2  0-10 ppm    - 3% -
ETO  0-20 ppm - 3% -
HCN 0-50 ppm - 3% -
HCL 0-50 ppm - 3% -
Ordering Information
Note that you need a complete unit for each gas to be monitored
Model Description Price view shopping cart
VA201MQ2-02 Complete gas monitor Q1 type. Oxygen $680.00
VA201MQ1-CO-xxx Complete gas monitor Q1 type. choose range xxx 50,100 or 500 ppm Carbon Monoxide $680.00
VA201MQ1-COMB Complete gas monitor Q1 type. enter gas detected xxx from table above - Combustibles, or VOC 0-100% LEL, or H2 etc $750.00
VA201MQ2-H2 Complete gas monitor Hydrogen 0-100% $475.00
VA201MQ2-CO Complete gas monitor Q2 type. CO 250 ppm $475.00
VA201MQ2-CH4 Complete gas monitor Q2 type. CH4, Methane, Natural gas $475.00
VA201MQ2-R11 Complete gas monitor Q2 type. Refrigerant 0-1000 ppm $600.00
VA201MQ2-R12 Complete gas monitor Q2 type. Refrigerant 0-1000 ppm $600.00
VA201MQ2-R22 Complete gas monitor Q2 type. Refrigerant 0-1000 ppm $600.00
VA201MQ2-R134a Complete gas monitor Q2 type. Refrigerant 0-1000ppm $600.00
VA201MQ2-C3H8 Complete gas monitor Q2 type.C3H8 0-100% (Propane) $475.00
Optional Accessories      
/RS Remote sensor $95.00  
/DT configured for mounting in ductwork $155.00  
/ECLAB NEMA 4 enclosure for Q1 Types (can't combine with Metal Guard) $100.00  
/TM/Guard Metal guard (Can't combine Splash Guard $70.00  
/TX110 Adaptor for 110V AC power $50.00  

 

   Topac Inc 231 CJC Highway, Cohasset MA 02025 USA
Tel: 781 740 8778 Fax: 781 740 8779 e-mail: sales@topac.com

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