Differential pressure gauge FLEX-TUBE® 122 series

direct-readingplasticliquid column

The Series 1221/1222/1223 Flex-Tube® U-Tube Manometers combine the inherent accuracy of the “U” Tube with the durability of tough, long-lasting plastic construction.The columns are made of 0.375? O.D. flexible and shatterproof clear butyrate tubing and are backed by a white scale channel to provide maximum color contrast. These manometers are ideal wherever a portable, direct reading manometer is needed. See the Support Library tab for Safety Data Sheets. NIST CALIBRATION available in Product Configurator. PRODUCT APPLICATIONS Duct static pressureCalibration labsFilter monitoring FEATURES Minor Divisions of 1/10" water column (or 2mm water column on metric units) are silkscreened in jet black on stark white scale for positive definition. Easy to read, even at a distance, they are acrylic coated for permanence. All models are furnished with one 3/4 ounce bottle of fluorescein green color concentrate with special wetting agent for W/M models, or 3/4 ounce bottle of red gage fluid for "D" units. Series 1221 Manometer - Our simplest, lowest cost basic U-gage. A dependable U-tube manometer that withstands hard use and provides accurate, high visibility readings. For use with water, mercury or red gage fluid. For mercury filled manometers, a scale clamp bar, Dwyer® Part No. A-363 (available as an extra for Series 1221 - and standard on Series 1222) is recommended. One pair of carrying plugs and a pair of non-kink vinyl tube connectors are included with each manometer. Series 1222 Manometer - All the features of the 1221 plus magnetic clips for mounting to any vertical steel surface, and clamp bar to insure against U-tube slipping.