Page 2 - CAUTION
Manual Print History Manual Print History Manual Print History Manual Print History Manual Print History The print history shown below lists the printing dates of all revisions and addenda created for thismanual. The revision level letter increases alphabetically as the manual undergoes subsequentup...
Page 3 - TABLE OF CONTENTS; SECTION 1.0 GENERAL INFORMATION
TABLE OF CONTENTS SECTION 1.0 GENERAL INFORMATION ........................................................................................... 5 1.1 Descripion ......................................................................................................................... 5 1.2 Operating Pri...
Page 5 - GENERAL INFORMATION; T transients, requiring insulating
PAGE 5 1.0 GENERAL INFORMATION This manual contains technical and general information concerning the installation, operation and calibration of the HastingsHVC-282 Vacuum Gauge, and associated components. For proper operation, the Hastings HVC-282 Vacuum Gauge must be suitably connected to a Hasting...
Page 6 - With onetime
PAGE 6 Hi / Lo Relays ............................................................................... SPDT N.O./N.C. up to 125VAC 10A or 277VAC 6A With onetime ≈ 10sec. delay to prevent relay chater, only during unit power up. Operational Limits .........................................................
Page 7 - GAUGE TUBE AND CABLES
PAGE 7 2.0 GAUGE TUBE AND CABLES 2.1 Gauge Tubes: Octal sockets of standard metal tubes are color-coded for easy identification; DV-273 is dark blue. The tubes are to beinstalled in 1/8" NPT female thread, or in a Hastings type OS Quick Connector. Maximum overpressure of gauge tube is 150psi. Co...
Page 9 - Remark can as to new voltage configuration.
PAGE 9 4.0 OPERATION 1) Plug in power cable into any single or two phase AC line for 115VAC or 220VAC 50/60Hz operation, per unit configuration.To change input voltage configuration, remove all connecting wires to rear terminal strips, then removing two small screwsat rear, remove can. On lower PC b...
Page 10 - CALIBRATION AND TROUBLESHOOTING GUIDE; result if at less than 15 Torr.
PAGE 10 5.0 CALIBRATION AND TROUBLESHOOTING GUIDE All Hastings Vacuum Gauges and Gauge Tubes have been carefully checked and calibrated at the factory before shipment. Ifa calibration check is desired, the methods in the following sections may prove helpful. 5.1 Checking of Tube: The simplest and qu...
Page 12 - NOTES ON VACUUM MEASUREMENT
PAGE 12 6.0 NOTES ON VACUUM MEASUREMENT 6.1 Effects of Condensable Vapors: If the readings of Hastings Vacuum Gauges are to be compared with readings of other types of gauges,consideration must be given to the possible effects of condensable vapors in the system on the othergauges. For example, none...
Page 13 - SERVICE INFORMATION; Warranty Repair Policy; shipment
PAGE 13 7.0 SERVICE INFORMATION 7.1 Warranty Repair Policy Hastings Instruments warrants this product for a period of one year from the date of shipment to be freefrom defects in material and workmanship. This warranty does not apply to defects or failures resultingfrom unauthorized modification, mi...
Page 17 - DRAWINGS and DIAGRAMS
PAGE 17 8.0 DRAWINGS and DIAGRAMS This section contains the schematics, parts list, and overall assembly drawings. If replacement parts are desired,they can be obtained from the factory by referencing the Hastings part number listed on the parts lists.
Page 24 - USE FOR MOUNTING ONE SINGLE-POSITION, COMPACT VACUUM GAUGE
PAGE 24 USE FOR MOUNTING ONE SINGLE-POSITION, COMPACT VACUUM GAUGE