User's Manual

GlobalTrak ™ Field Setup and Diagnostic Guide
Appendix A: Reasonable Sensor Ranges
Note: Event Sensor data is data taken at the time of event. Standard optic and acoustic
values are peak values since last report, temperature is average since last report..
Optic Sensor
Value Meaning Possible Conditions
0 – 50 No light Sealed container with no light, completely
covered light sensor
50 – 300 Very Dim Light Night with very little ambient light hitting
sensor
300 – 600 Low Ambient Light Shadowed light sensor with some ambient
light
600 – 900 Bright Ambient
Light
Bright light that is not directly at the sensor
aperture. Ex. Ambient Day Light, ambient
office lighting
900 – 1023 Bright Direct
Light
Bright directly at the sensor aperture. Ex.
Direct sunlight, flashlight into aperture
Acoustic Sensor
Value Meaning Possible Conditions
0 – 50 No Noise No noise above background
50 – 300 Low Noise Level Medium volume noise near AMU. Ex.
Whistle, music
300 – 800 High Noise Level Loud ambient noise, light to medium banging
on AMU. Ex. Truck or rail travel, knocking
on AMU enclosure
800 – 1023 Very High Noise Very loud ambient noise, hard strike to AMU
Ex. Dropping container, very loud jarring
during truck or rail travel, forceful strike to
AMU enclosure
Prepared: R. Straz Date: May 31, 2006 Page 13 of 17