® readings, such as panel installations, with capillary lengths from 5 to 100 feet. This thermometer gives excellent readings above and below ambient temperature and, being vapor actuated, is not subject to reading errors due to either RFI/EMI interference or ambient temperature variations along the capillary tube length.
Page 2
VA Series Vapor Actuated Dial Thermometer The carrier will not honor damage claims unless all shipping material is saved for inspection. After examining and removing contents, save packing material and carton in the event reshipment is necessary. Case and Mounting Dimensions...
VA Series Vapor Actuated Dial Thermometer Flush Mount (Front Flange and U-Clamp) 1. Make a circular cutout in the panel slightly larger than the case. 2. Drill three (3) mounting holes for the Front Flange Model. 3. From the front of the panel, pass the bulb and capillary through the cutout.
Page 4
VA Series Vapor Actuated Dial Thermometer Standard Bulb Dimensions (inches) Immerse the thermometer stem at least A inches (or entire stem, whichever is less) in the medium being measured, for best reading. Union Connections Tighten the thermometer to its fitting using a wrench applied to the hex or flats above the threads.
4. Gently bend the remaining portion of the extension out of the way. Operation Recommended operating temperature is in the upper VA Series Vapor Actuated Dial Thermometer N O T E N O T E ⁄...
Page 6
5. Use a wrench, coin or screwdriver to turn the slotted hex nut on the back of the thermometer case until the pointer is at the proper reading on the scale.
Avoid applications in which the bulb and head are the same temperature (ambient applications). If the bulb “crosses ambient” (i.e., goes from hotter than the indicating VA Series Vapor Actuated Dial Thermometer 2", 2 ⁄ ", 3 ⁄...
Page 8
European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification. The information contained in this document is believed to be correct, but OMEGA Engineering, Inc. accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.