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CRS451/CRS456 Submersible Water-Level Recording Sensor
•
Fast scan rate
•
Large data storage capacity
•
High accuracy
•
Long battery life
•
Data retrieval through sealed USB connector
Measurement Time:
< 1 s typical
Output:
micro USB
Internal Data
Collection Memory:
4 MB
HydroSci Supported
Operating Systems:
Windows XP, Windows Vista, or Windows 7
Logging/Scanning Modes:
Standard, Delta, Logarithmic
Power Requirements:
Internal user-replaceable lithium battery
Battery Life:
5+ years when logging interval is once per
hour
Power Consumption
Quiescent Current:
< 80 μA
Measurement/
Communication Current:
4 mA for 1 s measurement
Measurement Ranges
1
:
Pressure
(psig)
Pressure
(kPa)
Meters of
fresh water
Feet of
fresh water
0 to 7.25
0 to 50
0 to 5.1
0 to 16.7
0 to 14.5
0 to 100
0 to 10.2
0 to 33.4
0 to 29
0 to 200
0 to 20.4
0 to 67
0 to 72.5
0 to 500
0 to 50.9
0 to 167
0 to 145
0 to 1000
0 to 102
0 to 334.5
Accuracy
Pressure Reading
2
:
0.1% full-scale range TEB
3
Temperature:
±0.2°C
Resolution:
0.0035% full-scale range
Overpressure
:
2x pressure range
Dry Storage Temperature:
–30° to 80°C
Operating Temperature:
0° to 60°C
3
Summary of Contents for CRS451
Page 2: ......
Page 13: ...CRS451 CRS456 Submersible Water Level Recording Sensor 7...
Page 34: ...Appendix A Calibration Certificate A 2...
Page 36: ...Appendix B Conversion to Units of Measurement B 2...
Page 37: ......