EVM Series

The EVM is designed for comprehensive indoor air quality analysis with its ability to simultaneously monitor and log one toxic gas, carbon dioxide, relative humidity and temperature. Multi-sensor instrument designed for indoor air quality investigations. Simultaneously tracks, logs and monitors multiple indoor air quality parameters, including room air exchange rates and dew point. The EVM7 also monitors particulate and aerosol in the air. VOC vapors are also detected by the EVM7.

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Availability: Commercially Available

+1 262 567 9157
1060 Corporate Center Drive
Oconomowoc, WI 53066
USA
www.3M.com
Manufacturer
TSI, Inc.
Product Name
EVM Series
Detection Category
Chemical;
Detection Principle
Molecular Spectroscopy; Sensors;
Detection Method
Photoionization Detection; Electrochemical Detection;
Application
Gas Analysis;
Product Model Number
EVM4, EVM7
Equipment Type
Instrument
Product Synopsis
The EVM is designed for comprehensive indoor air quality analysis with its ability to simultaneously monitor and log one toxic gas, carbon dioxide, relative humidity and temperature. Multi-sensor instrument designed for indoor air quality investigations. Simultaneously tracks, logs and monitors multiple indoor air quality parameters, including room air exchange rates and dew point. The EVM7 also monitors particulate and aerosol in the air. VOC vapors are also detected by the EVM7.
Availability
Commercially Available
Technology Readiness Level (TRL)
9
User Feedback Sources
Indifferent/No user feedback
Supporting Documentation
Docs: QUEST-EVM-Environmental-Monitors_A4_5002160_RevE.pdf;
Dimensions
7.5 x 7.5 x 2.75 in (19 x 19 x 7 cm)
Weight
<5 lbs.; 2.9 lbs (1.3 kg)
Power Requirements
Lithium Battery; AC/DC Line Power; Rechargeable Li-ion (minimum of 8 hours under continuous operation) 10 – 16 V power inlet , 1.5 A Universal AC Adapter 100 – 240 VAC, 50/60 Hz
Transportability
Handheld
Ruggedness
None; Not militarized, drop sensitive
Operating Conditions
0 to 50°C (32 to 122°F); 0 to 95% RH, non-condensing
Consumables
<$1,000/year; gas sensors (interchangeable)
Calibration Schedule
Annual factory calibration (AZ road dust), calibrate prior to long log events, pump calibrated annually
Suggested Routine Maintenance
Filter replacement, PID cleaning, impactor cleaning
Available Accessories
Calibration gases, HEPA filter, Air Probe
Communications Interface
USB
Expected Operational Life
10 years
Shelf Life
>5 years; (battery must be charged every 6 months)
Unit Cost
$8,000.00
Tested For ITF-25 TIC/TIMs
Yes
Other Chemical Targets
Combustibles gases, particulates
Sample Introduction
Vapor/Gas
Sensitivity/Detection Limits
ppm
Known Interferents/Inhibitors
Acidic vapors reduce sensitivity
Start Up Time (From Cold Start To Sample Ready)
< 5 minutes
Response Time (Sample Application To Output)
Continuous (<30 seconds)
Total Run Time
Continuous
Alarm Capability
Visual
Software Control
On-board, QuestSuite Professional II
Other Operational Parameters
1.67 L/min flow rate
Training Required
<1 day training
Manuals Available
User Manuals and quick start guides
Warranties
1 year
IATA Shipping Restrictions
Yes; Calibration gas cylinder must be shipped per IATA restrictions for compressed gas.
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