XI'AN YUNYI INSTRUMENT COMPANY LIMITED 1.Pressure Transmi�er 4.Dead Weight Tester 7.Temperature Transmi�er 2.Pressure Guage 5. Level Transmi�er 8.Density Meter

YFVW300D wireless vortex flow meter GENERALINFORMATION This manual will assist you in installing, using and maintaining Vortex Flowmeter. lt is ourresponsibility to make sure that all operators have access to adequate instruc�ons about safeopera�ng and maintenance procedure. Warning For your safety, review the major warnings and cau�ons below before opera�ng your equipment. 1. Use only fluids that are compa�ble with thehousing materialand we�ed componentsof your Vortex 2.When handling hazardous liquids.alwaysexerciseappropriate satety precau�ons. 3.When measuring flammable liquids,observeprecau�ons...

Measuring System Application range Reference Condition Operating Condition

Process Connection Mounting Positions * Avoid Air Bubbles. If air bubbles enter a measurement pipe, flow rate indications may be affecled and measurement errors maybe caused.+j (Correct)ft _BtUJ_ (Incorrect) Valve Avoiding Air Bubbles* Avoid all pipe locations where the flow is pulsating, such as in the outlet side of piston or diaphragm pumps * Avoid locations nearequrpment producing electrical interference such as electric motors, transformers, variable frequency, etc. * Install the meterwith enough room for future access for maintenance purposes A Warning; Precaution for direct sunshine and...

The recommended quidelines are given to enhance accuracy and maximize performance. Distance given here are minimum requirements; Double them for desired straight pipe lengths. 'w' Upstream: allow a minimum straight pipe length at least 10 D the internal diameter of thepipe. For example, with the 50mm pipe, there should be 500mm of straight pipe immediately+upstream.Desired upstream straight pipe length is 1000mm. " Downstream: allow a minimum straight pipe length at least 5 D the internal diameter of the+pipe, For example, with the 50mm pipe, there should be 250mm of straight pipe immediately...

DIN PN16 Flange Meter Dimensions Note: For model with temperature and pressure compensation,the flowmeter lenath should beincreased 50mm compared to the value (A)in table above. Wafer Connection