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TRB-UM-00478-EN-01 (September 2018)

User Manual

Turbine Flow Meters

Exact Dual Rotor

Содержание Exact Dual Rotor

Страница 1: ...TRB UM 00478 EN 01 September 2018 User Manual Turbine Flow Meters Exact Dual Rotor...

Страница 2: ...alves and Piping 8 Calibration 10 Maintenance 11 Bearing Replacement 11 Visual Inspection 11 Recommended Spare and Replacement Parts 11 Troubleshooting 12 Mechanical Issues 12 Electrical Issues 12 Flo...

Страница 3: ...n of damage that might have occurred during shipment NOTE N If damage is found request an inspection by the carrier s agent within 48 hours of delivery and file a claim with the carrier A claim for eq...

Страница 4: ...rs reduces the fall off of the output frequency at low flow rates extending the usable range or turndown ratio Additionally swirl at the meter inlet which causes a significant inaccuracy in a single r...

Страница 5: ...ousing on a common stem The stem is threaded into the downstream support except for the 1 4 in 84 and 3 8 in 86 sizes where it is captured on both ends with a nut Stem nuts are held in place with high...

Страница 6: ...on the Swirl Effect The Cox Exact Dual Rotor uses two closely coupled rotors turning in opposite directions The flow exiting from the first rotor greatly affects the inlet incidence angle on the rear...

Страница 7: ...an deform the end connection of the flow meter resulting in sealing issues and problems in performing routine maintenance Stainless steel is relatively soft and can be damaged if not handled with care...

Страница 8: ...e changes encountered and provide an accurate linearized output MAKE SURE THE CALIBRATION OF THE FLOW METER MATCHES THE APPLICATION FLUID CONDITIONS IN ORDER TO ACHIEVE ACCURACY UNCERTAINTY AND REPEAT...

Страница 9: ...application Visual Inspection Simple visual inspection is the only other preventive maintenance to be performed Periodically inspect the flow meter housing for signs of damage wear or fatigue failure...

Страница 10: ...ing the system with extreme pressurization variations can damage the internal assembly such that the rotor will no longer rotate Remove the meter and gently blow air through the meter Verify that the...

Страница 11: ...0 2 32 0 600 310 228 60 118 110 2 27 1173 5 103 69 53 573 79 2 1 2 40 1 000 500 381 00 190 500 3 78 1892 7 172 82 86 409 35 3 48 2 000 800 762 00 304 800 7 57 3028 345 64 138 254 4 64 5 000 1500 1905...

Страница 12: ...2 10 3 8 8 6 0 50 12 70 2 75 69 85 2 42 61 47 0 87 22 10 1 2 8 0 50 12 70 2 75 69 85 2 42 61 47 0 87 22 10 5 8 10 0 625 15 88 2 92 74 17 2 42 61 47 1 00 25 40 3 4 12 0 75 19 05 3 25 82 55 2 53 64 26 1...

Страница 13: ...3 8 8 6 0 375 9 53 2 75 69 85 2 42 61 47 0 87 22 10 1 2 8 0 50 12 70 2 75 69 85 2 42 61 47 0 87 22 10 5 8 10 0 75 19 05 2 92 74 17 2 42 61 47 1 00 25 40 3 4 12 0 75 19 05 3 25 82 55 2 53 64 26 1 37 34...

Страница 14: ...25 133 3 5 25 133 3 1 1 2 24 1 50 38 10 6 00 152 4 2 80 71 12 5 00 127 0 6 12 155 4 6 12 155 4 2 32 2 00 50 80 6 50 165 1 4 30 109 2 6 00 152 4 6 50 165 1 6 50 165 1 2 1 2 40 2 50 63 50 7 00 177 8 4 3...

Страница 15: ...ction 20 24 1 1 2 End Connection 24 32 2 End Connection 32 40 2 1 2 Available for flanges only 40 48 3 Available for flanges only 48 64 4 Available for flanges only 64 End ConnectionType 37 MS Flare A...

Страница 16: ...Badger Meter Europe PO Box 341442 Dubai Silicon Oasis Head Quarter Building Wing C Office C209 Dubai UAE 971 4 371 2503 Slovakia Badger Meter Slovakia s r o Racianska 109 B 831 02 Bratislava Slovakia...

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