Item_2_Specification.pdf

ITEM #2:

Quest (or equivalent model) EVM-7 Advanced Particulate and Air Quality Monitor

General Characteristics:

DISPLAY LANGUAGES English, French, German, Italian, Portuguese and Spanish

USER INTERFACE 10 pushbuttons and 4 softkeys, menu driven

DISPLAY TYPE Transreflective 128 X 64 LCD with backlighting

SOFTWARE COMPATIBILITY 3M™ Detection Management Software DMS

STANDARDS CE Mark and RoHS compliant

PARTICULATE IMPACTORS

SIZE FRACTIONS

PM2.5, PM4, PM10 or TSP (within the instrument’s measurement range)

FLOW RATE 1.67 L/min

Displayed Data:

MEASUREMENTS Level, Minimum, Maximum, Average, Short-Term Exposure Level

(STEL), Time Weighted Average (TWA)

REAL-TIME MEASUREMENT Once per second display update rate

TIME HISTORY DATA LOGGING

INTERVALS Seconds: 1, 5, 15, 30 / Minutes: 1, 5, 10, 15, 30, 60

TREND GRAPHING INTERVALS

FOR ALL PARAMETERS Minutes: 1.5, 3, 15 / Hours: 1.5, 3, 8, 12, 24

STATUS INDICATORS Battery, Run, Stop, Overload and UnderRange

AVERAGING TIME 1 to 30 seconds

Physical Characteristics:

SIZE 19 cm X 19 cm X 7 cm (7.5" X 7.5" X 2.75")

WEIGHT 1.3 kg (2.9 lb)

HOUSING Static dissipative ABS Polycarbonate housing

TRIPOD MOUNT Standard photographic mount on bottom, 1/4" - 20 screw heads

Operating Conditions:

TEMPERATURE RANGE 0 °C to 50 °C (32 °F - 122 °F)

PRESSURE RANGE 65 kPa to 108 kPa

RELATIVE HUMIDITY RANGE 10% to 90% non-condensing

Storage Conditions:

TEMPERATURE -20 °C to 60 °C (-4 °F to 140 °F)

HUMIDITY 0% to 95% RH, non-condensing

Electrical Characteristics:

INTELLIGENT SENSORS Auto-detectable when inserted at power-off mode

BATTERY PACK Rechargeable lithium-ion

BATTERY LIFE Minimum of 8 hours under continuous operation

EXTERNAL DC POWER INPUT 10 to 16 Volt power inlet (nominal 12V DC) 1.5A

POWER ADAPTER Universal AC adapter 100 to 240 Volt AC, 50-60 Hz