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Issue Date: August 23, 1999
Revision Date: March 10, 2000
Caldwell
Systems Corp.
Tank Manager
Liquid Sensor, Version TMLIQ
INTERSTITIAL
DETECTOR (LIQUID-PHASE)
Detector:
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Output type: |
qualitative |
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Sampling frequency: |
continuous |
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Operating
principle: |
ultrasonic |
Test Results:
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Horizontal Position
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unleaded
gasoline
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diesel
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water
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Response
time (sec)
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<1
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<1
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<1
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Recovery
time (sec)
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<1
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<1
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<1
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Lower
detection limit (cm)
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1.28
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1.30
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2.43
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Precision
- standard deviation (cm)
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0.05
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0.06
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0.25
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Vertical Position
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Response
time (sec)
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<1
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<1
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<1
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Recovery
time (sec)
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<1
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<1
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<1
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Lower
detection limit (cm)
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8.56
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7.59
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9.27
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Precision
- standard deviation (cm)
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0.22
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0.11
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0.44
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Specificity
Results:
Evaluator claims sensor will
detect fuels or other liquids.
Comments:
Sensor is designed to alarm only
when liquid is present from one end of sensor to the other.
Therefore, sensor orientation (vertical or horizontal) will effect lower
detection limit.
Sensors
are reusable.
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Caldwell
Systems Corp.
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Evaluator:
Ken Wilcox Associates
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600 South Sunset Street,
Unit D
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Tel: (816) 443-2494
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Longmont, CO 80501
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Date of Evaluation:
11/09/98
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Tel: (303) 684-8436
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E-mail:
jwcsys@aol.com |
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URL:
www.caldwellsys.com
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