Teledyne NALL instruction manual Warranty and Repair, Non-Warranty Repair Policy

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12.0Warranty and Repair

12.1Warranty Repair Policy

Hastings Instruments warrants this product for a period of one year from the date of shipment to be free from defects in material and workmanship. This warranty does not apply to defects or failures resulting from unauthorized modification, misuse or mishandling of the product. This warranty does not apply to batteries or other expendable parts, or to damage caused by leaking batteries or any similar occurrence. This warranty does not apply to any instrument which has had a tamper seal removed or broken.

This warranty is in lieu of all other warranties, expressed or implied, including any implied warranty as to fitness for a particular use. Hastings Instruments shall not be liable for any indirect or consequential damages.

Hastings Instruments, will, at its option, repair, replace or refund the selling price of the product if Hastings Instruments determines, in good faith, that it is defective in materials or workmanship during the warranty period. Defective instruments should be returned to Hastings Instruments, shipment prepaid, together with a written statement of the problem and a Return Material Authorization (RMA) number.

Please consult the factory for your RMA number before returning any product for repair. Collect freight will not be accepted.

12.2Non-Warranty Repair Policy

Any product returned for a non-warranty repair must be accompanied by a purchase order, RMA form and a written description of the problem with the instrument. If the repair cost is higher, you will be contacted for authorization before we proceed with any repairs. If you then choose not to have the product repaired, a minimum will be charged to cover the processing and inspection. Please consult the factory for your RMA number before returning any product repair.

TELEDYNE HASTINGS INSTRUMENTS 804 NEWCOMBE AVENUE HAMPTON, VIRGINIA 23669 U.S.A.

ATTENTION: REPAIR DEPARTMENT

TELEPHONE

(757) 723-6531

TOLL FREE

1-800-950-2468

FAX

(757) 723-3925

E MAIL

hastings_instruments@teledyne.com

INTERNET ADDRESS

http://www.teledyne-hi.com

Repair Forms may be obtained from the “Information Request” section of the Hastings Instruments web site.

Manual 111-082010_Nall Mass Flowmeters

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Contents Teledyne Hastings Manual Print History Table of Contents 12.0 General Information FeaturesOperating Principle Operating PrincipleReceiving and Inspection Transducer Installation InstructionsCables Power SupplyFilters Electrical Zero Check Using the Flowmeter Gas Mixtures Output SignalFlowmeter Factory Calibrated for a Special Gas Over-range AccuracyRepeatability High Pressure Transducers Optional Pressure EffectsStandard Transducers Low Pressure Drop TransducersGas Temperature Temperature EffectsAmbient Temperatures Transducer Power SupplyIncrease in Line Pressure Differential PressureTypical Pressure Drops Changes in DP with Changes in Line PressureDP Increase Due to Fouling of the Transducer Decrease in Line PressureCalibration Calibration ProceduresTransducer Damage to the Transducer MaintenanceTransducers Cleaning Power Supply TroubleshootingTotalizers TNALL-P Descriptions AccessoriesOptions and Accessories Double Point Relay Flowmeter/Alarm DNALL-PCurrent Converter NAll-P/CC MaintenanceChassis Model NALL-C Non-Warranty Repair Policy Warranty and RepairWarranty Repair Policy
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