Your region
Tel.  888-206-4377
Home > Products > Noise Monitors > Guardian Environmental and Boundary Monitor

Guardian Environmental Monitor - Noise, Dust, Vibration

Guardian environmental noise dust and vibration monitor

Guardian Environmental Monitor
Noise, Dust and Vibration Options

Technical Specifications

The exact specifications for the Guardian Environmental Monitor depend on the options that are fitted. These options, or sensors, include noise (sound level), dust (particulate, PM10, PM2.5, PM1.0) and ground vibration.


General Specifications

Enclosure Protection IP65
Operating Humidity <5% to 100%
Logger Built in. Transmission by GPRS
Power 100 to 250 VAC
Mounting Wall or 50mm Pole Mounting
Dimensions 400 x 300 x 150 mm (16" x 12" x 6")
Weight < 13 kg (< 30 lb)


Noise Measurement

Standards IEC 61672-1 Class 1, ANSI S1.4 Type 1
Parameters LAeq, LAmax, LA10, LA90
Measurement Range 20 to 140 dB RMS
Calibration Use CEL120/1 Acoustic Calibrator


Sensitivity 1 µg/m3
Zero Stability ±2 µg/m3
Size Fractions Simultaneous PM10, PM2.5 and PM1.0
Inlet Heated to reduce moisture



Transducer Type Geophone
Number of Channels 3-axis
Frequency Range 2 to 250 Hz
Measurement Range ±200 mm/s 
Resolution 0.01 mm/s
Environmental Rating IP65


Wind Speed and Direction

Wind Speed  
Range 0 to 60 m/s
Accuracy ±2% 
Resolution 0.01 m/s
Threshold 0.01 m/s
Wind Direction  
Range 0 to 359° (no deadband)
Accuracy ±3% 
Resolution 0.1°



Guardian with Noise Monitoring
2 weeks
Guardian with Dust / Particulate Monitoring
2 weeks
Guardian with Ground Vibration Monitoring
2 weeks
Guardian with Noise, Dust and Vibration Monitoring
2 weeks
More pricing information

How to Buy

Credit Card
Click the button or call 888-206-4377.

Purchase Order
Or by fax: 888-584-2230.

Information Request

Prices and Ordering

Select the options for the Guardian Environmental Monitor



Telephone 888-206-4377  
Home - Contact - Applications - Products - Rental - News - Resources - Search - Help
Sound Level Meters - Dosimeters - Noise Signs - Microphones & Calibrators