UST Programs - LG 113

Issue Date: November 22, 1995
Revision Date: August 23, 1999

Tidel Engineering, Inc.

Tidel Detector #301-0324-001, #301-0325-001, #301-0326-001, #301-0326-002

OUT-OF-TANK PRODUCT DETECTOR (LIQUID-PHASE)

Detector:

Output type	qualitative
Sampling frequency:	continuous
Operating principle:	electrical conductivity

Test Results:

Tidel Detector #301-0324-001, #301-0325-001	unleaded gasoline	synthetic gasoline	JP-4 jet fuel
Detection time (sec)	2	2	1
Fall time (sec)	1	2	2
Lower detection limit (cm)	0.16-0.32	0.16-0.32	0.16-0.32
Tidel Detector #301-0326-001, #301-0326-002
Detection time (sec)	4	7	2
Fall time (sec)	3	4	4
Lower detection limit (cm)	0.08-0.32	0.08-0.32	0.08-0.32

Specificity Results (in addition to above):
Activated: n-hexane, diesel, jet-A fuel, toluene, xylene(s).

Manufacturer's specifications:

Tidel Detector #301-0324-001
Application:	Liquid sensor, water, used in 4" monitoring well.
Sensor:	Magnetism and conductivity pins.
Detection Range :	1/8" floating product on groundwater or 1.5" free product.
Tidel Detector #301-0325-001
Application:	Liquid sensor, water or hydrocarbon used in reservoir, sump or pipeline trench.
Sensor:	Magnetism and conductivity pins.
Detection Range :	1/8" floating product on groundwater or 1.5" free product.
Tidel Detector #301-0326-001
Application:	Liquid sensor, water, used in 2" monitoring well.
Sensor:	Magnetism and conductivity pins.
Detection Range :	1/8" floating product on groundwater or 2.5" free product.
Tidel Detector #301-0326-002
Application:	Liquid sensor, water, used in annulus of double wall steel tanks.
Sensor:	Magnetism and conductivity pins.
Detection Range :	1/8" floating product on groundwater or 2.5" free product.

Comments:
Sensors are reusable.
Lower detection limit has been statistically determined to be within the range specified above.

Tidel Engineering, Inc.	Evaluator: Radian Corp.
2310 McDaniel Dr .	Tel: (512) 454-4797
Carrollton , TX 75006	Date of Evaluation: 07/08/91
Tel: (800) 678-7577

Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of the method or equipment.
Equipment should be installed and operated in accordance with all applicable laws and regulations.
For full details, please refer to our expanded "DISCLAIMER" page.