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Specifications - Installation and Operating Instructions
www.dwyer-inst.comSeries A3000 Photohelic ® Differential Pressure Switch/Gage Specifications - Installation and Operating Instructions Bulletin B-33-A The SERIES A3000 PHOTOHELIC® Switch/Gage is a versatile 2-in-1 instrument combining a time-proven Magnehelic ® differential pressure gage …
B-33:B-33 7/30/10 9:36 AM Page 1 Series 3000 Photohelic ...
www.dwyer-inst.comThe Photohelic® Switch/Gage is a very versatile, precise pressure switch combined with the time-proven Magnehelic® pressure gage. Models are available with one or two phototransistor actuated relays. Gage reading is unaffected by switch operation.