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Summary of Contents for Baker Hughes Masoneilan 8007
- Page 1 Models 8007 and 8008 Electro-Pneumatic Transducers Instruction Manual (Rev. B) Baker Hughes Data Classification : Public...
- Page 2 REFERENCE INFORMATION IN ADDITION TO THE CUSTOMER/OPERATOR’S NORMAL OPERATION AND MAINTENANCE PROCEDURES. SINCE OPERATION AND MAINTENANCE PHILOSOPHIES VARY, BAKER HUGHES AND ITS SUBSIDIARIES AND AFFILIATES) DOES NOT ATTEMPT TO DICTATE SPECIFIC PROCEDURES, BUT TO PROVIDE BASIC LIMITATIONS AND REQUIREMENTS CREATED BY THE TYPE OF EQUIPMENT PROVIDED.
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Page 3: Table Of Contents
Terminal Board Replacement ........................Flexure Strip Replacement ........................Coil Replacement ............................Beam Alignment ............................Calibration ..............................Trouble-shooting ............................. Air circuit ..............................Electrical Circuit ............................Parts Reference ............................... © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 3... -
Page 4: About This Manual
Warranty Items sold by Baker Hughes are warranted to be free from defects in materials and workmanship for a period of one year from the date of shipment provided said items are used according to Baker Hughes recommended usages. -
Page 5: Safety Information
When used without the safety alert symbol indicates a potentially hazardous situation which, if not avoided, could result in property damage. Note: Indicates important facts and conditions. © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 5... -
Page 6: Installation
Baker Hughes has a highly skilled After Sales the air piping. Provide sufficient clearance for removing Department available for start-up maintenance and cover and for access to adjustments. repair. Contact your local Baker Hughes Sales office or representative. PROTECTION STANDARD Spare Parts... -
Page 7: Tight Equipment For Hazardous Atmosphere
See ATEX instruction Manual Ref. 33467. DIRECT ACTION REVERSE ACTION Figure 1 — Coil leads position © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 7... - Page 8 (Ω) (Ω) 2753 2230 4-20 BLUE 10-50 BLACK 1. Signal 4-20 mA only available in case of Ex ia protection. 2. No longer manufactured. Figure 3 : Standard Circuits 8 | Baker Hughes © 2023 Baker Hughes. All rights reserved.
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Page 9: Standard Circuits
The transducer zero adjustment should be checked be- fore the instrument is placed in service. Rough handling in shipment may shift the original adjustment. Refer to chapter “operation and adjustments”. © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 9... -
Page 10: Operation And Adjustments
4. Repeat Step 3 after weight has been moved to re- between supply and output holds the relay plug slightly check beam balance. off the exhaust seat to increase the relay responsive- ness. 10 | Baker Hughes © 2023 Baker Hughes. All rights reserved. -
Page 11: Span Adjustment
8008 Model BLOCK S/A (77) HOLDING SPRING RELAY EXHAUST PLUG (69) (68) PLUG (78 & 79) SUPPLY OUTPUT NOZZLE © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 11 PRESSURE PRESSURE BACK PRESSURE... -
Page 12: Maintenance
(45) and remove wire flapper (46) from beam (41). held by one of screws (4). Connect coil leads to ter- Unscrew nozzle. minal board according to transducer action required. 12 | Baker Hughes © 2023 Baker Hughes. All rights reserved. -
Page 13: Flexure Strip Replacement
6. Replace wire flapper and align as described in steps 1 and 2 of “calibration” procedure. 9. Replace cover and put into service. 7. Complete steps 3 through 9 of calibration procedure. © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 13... -
Page 14: Troubleshooting
5. After checking the air system, check the transducer electrical circuit. Accurately measure the resistance of the circuit. If the difficulty is still not apparent, inspect each individual component. 14 | Baker Hughes © 2023 Baker Hughes. All rights reserved. -
Page 15: Parts Reference
Mounting Screw (Relay) Recommended Spare Parts These parts should not be purchased separately as they are staked or press fitted into the case (14). © 2023 Baker Hughes. All rights reserved. Masoneilan Models 8007/8008 Electro-Pneumatic Transducers Instruction Manual | 15... - Page 16 Copyright 2023 Baker Hughes Company. All rights reserved. Baker Hughes provides this information on an “as is” basis for general information purposes. Baker Hughes does not make any representation as to the accuracy or completeness of the information and makes no warranties of any kind, specific, implied or oral, to the fullest extent permissible by law, including those of merchantability and fitness for a particular purpose or use.
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