Summary of Contents for Hastings TELEDYNE DIGITAL VT
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TELEDYNE HASTINGS INSTRUMENTS INSTRUCTION MANUAL DIGITAL VT I S O 9 0 0 1 C E R T I F I E D...
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The instruments described in this manual are designed for Class 2 installations CAUTION: in accordance with IPC standards Hastings Instruments reserves the right to change or modify the design of its equipment without any obligation to provide notification of change or intent to change. Page 2 of 12...
Hastings Vacuum Gauges, and Gauge Tubes. For best performance, Hastings vacuum gauges should be operated with the appropriate Hastings gauge tube. Attempting to use a Hastings vacuum gauge with other manufacturer’s tubes may result in damage to both the gauge and tube.
Teflon® tape. For particularly dirty systems, Hastings offers a particle dropout trap containing a series of nine separate baffles which prevent solid contaminants from having a direct path to the sensor’s thermopile.
1.4.3 Calibration Reference Tubes Hastings Instruments Reference Tubes employ the same Hastings metal thermopiles used in all Hastings Vacuum Gauge Tubes. The thermopile is sealed in a glass capsule that has been evacuated, baked, outgassed, and then aged to ensure long-term stability. The sealed capsule is then housed in a protective metal shell to provide a rugged, trouble-free assembly.
3. Vacuum Gauge Operation All Hastings gauge tubes are shipped with a protective cap or cover at the evacuation port to reduce contamination and prevent damage to the internal thermopile elements. Once the protective cap or cover is removed, a tube can be installed in any convenient position in the vacuum system without adversely affecting calibration or performance.
TUBE SELECTION The Digital VT can be setup to operate with a Hastings DV4 or DV6 vacuum gauge tube. There is a jumper located on the rear panel which will select the desired tube. Normally the Digital VT will arrive from the factory configured for the tube type specified by the customer order.
LOW END SETTING ONCE. HOWEVER A LOSS OF ACCURACY WILL BE NOTICED ON THE HIGH END. Note: The following table specifies the HASTINGS reference tube to be used in the calibration of a gauge based upon the type of gauge tube being used.
4. Warranty and Repair Warranty 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.
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