Document DGJ7x69k7J6bEM8rjL0Q8eXqd

Controls and Instruments The Palmer Company Main Plant: 2506 Norwood Ave., Cincinnati (Norwood), Ohio Canadian Factory; King and George Sts., Toronto Manufacturers and Originators--"Red-Reading-Mercury" Thermometers "RED-READING-MERCURY" Industrial Thermometers-- These mercury tubes will show a bright RED color, visible at a great distance. The color is reflected and cannot fade. (Patented by Palmer). Thor oughly annealed and guaran teed permanently accurate. Costs no more. STRAIGHT, ANGLE, SIDE - ANGLE, RECLINING AND IN CLINING Case, OBLIQUE STEM, etc. 7, 9 and 12 in. case, with or without glass front. Standard 3^6 in. stem and longer lengths. Fittings: Fixed Thread, Union, Sepa rable-socket and Adjustable or Union Flange. All ranges up to 750 F or 400 C. For ranges up to 1000 F or 550 C, with plain mercury tube, borosilicate glass. Write for Catalog No. 200-F. 45 Deg Inclining Case AIR DUCT THERMOMETER with "Red-Reading- Mercury" / WALL HYGROMETER and SLING PSYCHROMETER Wet and Dry bulb; Mercury tube, with .RED column. Chart furnished. Guar anteed sensitive and accurate. Send for Bulletin No. 500. DIAL THERMOMETER Mercury Actuated fn. case. Black rubber ized finish. Flexible armoured tubing and bulb of stainless-steel. Rust proof. Fittings: Plain, Union, Separable-socket and Adjustable or Union flange. All ranges up to 1000 F or 550 C. Guaranteed sensitive and accurate. Write for Cat. 45. 9 in. case, Flanged Union Connection, standard stem length extending into Air Duct 12 in. and 18 in. Range +30 and + 160 F. Easy to install. RECORDING THERMOMETERS Mercury Actu ated. 12 in. diecast aluminum case. Wrinkle or Satin finish. All parts are rust proof. Flexible armoured tubing and bulb of stainless-steel. Fit tings : Plain, Union, Separablesocket and adjust able or union flange. All ranges up to 1000 F or 550 C. Guaranteed extremely accurate and sensitive. Write for Cat. 45. POCKET THERMOMETERS For quick tests. Re liable and accurate. With RED column. -20 +120 F. 0 +220 F. LABORATORY THERMOMETERS Gla^s engraved mer cury tube; shows bright RED column ... so easy to see. With or without metal armour; Round or Lens glass; ranges to 750 F or 400 C. Plain mer cury tube borosilicate glass on ranges 1000 F or 550 C. Correctly annealed and guaranteed accurate. Write for Catalog No. SOO-D. REPAIRS--To all makes of Industrial Mercury Thermometers, furnishing "RedReading-Mercury" tube, at no extra cost and replacing all worn or broken parts, making the thermometer as good as new. Guaranteed accurate. 1140 Controls and Instruments Penn Electric Switch Co. Goshen, Indiana Offices Atlanta; Boston. Newton. Mass.; Chicago; Dallas; Dayton; Detroit; Milwaukee; Moline, III.; New York; Philadelphia; St. Louis Export--13 East 40th St., New York 16, N. Y. Representatives--Garland-Affoltbr Engrg. Corp.. San Francisco, Los Angeles. Seattle, Portland; Specialty Sales Co.. Salt Lake City; Forslund Pump and Machinery Co.. Kansas City; Vincent Brass and Copper Co., Inc., Minneapolis; H. M. Olmstead, Denver In Canada--Powerlite Devices. Ltd., Penn Electric Switch Div., Toronto. Ont. - Distributors and Jobbers in All Principal Cities Automatic Controls for Heating, Refrigeration, Air Conditioning, Engines, Pumps and Air Compressors Oil Burner Stack Switches HEATING CONTROLS The Penn line of controls includes models for every type of heating service on steam, vapor, hot water or warm air systems whether gas, oil or coal fired. In this complete line there are: Low and line .voltage Room Thermostats-- Stoker Timers--Oil Burner Stack Switches-- Hot Water and Warm Air Temperature Controls --Vapor Controls--Steam Pressure Controls-- Relays--Humidistats--Day-Nite Tem Clocks-- Damper Motor Controls--Boiler Water Feeders --Boiler Water Level Controls--and Solenoid Valves. Condensed description and specifica tions are given in Bulletin 1508-K. Write for your free copy. REFRIGERATION CONTROLS Whatever your, need may be in refrigeration controls--choose the exact type to fit the job from Penn's complete line of automatic controls. Pressure and temperature controls are available with or without calibrated adjustments for single phase or polyphase service. Also available are: Cooling Room Thermostats--Humidistats --Relays--Solenoid Valves--and Water Regu lating Valves. All of these controls are described and illustrated in condensed Bulletin 1487-M. Write for your free copy. Write for catalog on Penn Controls to cover your particular applications. Temperature Controls 1141 Dual Pressure Controls