FMB51 Pressure Transmitter Spare Parts List Overview
The FMB51 is a pressure transmitter widely used in industrial sites, and its spare parts selection directly affects equipment maintenance efficiency and operational reliability. This article compiles a list of commonly used spare parts for the FMB51 and instruments in the same series, including order numbers, specification descriptions, and applicable models, for reference by engineering technicians and procurement personnel.
Spare Parts List
Atmospheric Compensation Filter Port
The atmospheric compensation filter port is used to balance the internal and external atmospheric pressure of the transmitter and prevent condensate or dust from entering. The following two specifications use different sealing materials, and their applicable models differ.
| Order Number | Specification | Composition | Applicable Models |
|---|---|---|---|
| 71111056 | Atmospheric compensation filter port | Vent screw 304, pressure compensation filter, O-ring EPDM, protective cap | FMB50, FMB51, FMB52, FMB53, FMD71, FMD72, FMD76, FMD77, FMD78, FMR60B, FMR62B, FMR63B, FMR66B, FMR67B, PMC51, PMC71, PMD70, PMD75, PMP71, PMP75, PMP51, PMP55 |
| 71219639 | Atmospheric compensation filter port | Vent screw 304, pressure compensation filter, O-ring VMQ, protective cap | Housing T17, FMB70, FMD76/FMD77/FMD78, PMC71, PMD70/PMD75, PMP71/PMP75, housing F15 at B1,BB,BD,BF,GA,ID,I1, FMB50/FMB51/FMB52/FMB53, PMC51, PMP51/PMP55 |
Stainless Steel Cover and Window Cover
The housing cover is used to protect internal electronic components, and the window cover allows on-site reading of displayed values. When selecting, pay attention to hazardous area restrictions and gasket material.
| Order Number | Specification | Key Parameters | Applicable Models/Remarks |
|---|---|---|---|
| 52027000 | Stainless steel cover | Gasket 67.5x2.9x1.5 VMQ/PTFE | Stainless steel housing F15 |
| 52027002 | Window cover with gasket | Window: glass; gasket 67.5x2.9x1.5 VMQ/PTFE | Stainless steel housing F15 |
| 52028207 | Window cover with gasket | Window: polycarbonate PC; gasket 67.5x2.9x1.5 VMQ/PTFE | Non-hazardous area (EEx ia), stainless steel housing F15 |
| 52028267 | Stainless steel cover with window | Window: glass; with cover claw; gasket 67.5x2.9x1.5 VMQ/PTFE | Dust explosion-proof version, stainless steel housing F15, Cerabar M |
| 52028268 | Stainless steel cover | With cover claw; gasket 67.5x2.9x1.5 VMQ/PTFE | Stainless steel housing F15, Cerabar M |
| 71092705 | Aluminum cover | Material: aluminum; O-ring: EPDM; not suitable for Ex d/XP | FMB50/FMB51/FMB52/FMB53, FTC260/FTC262, PMC51, PMD55, PMP51/PMP55 |
| 71092707 | Aluminum cover | Material: aluminum; window: mineral glass; O-ring: EPDM; not suitable for Ex d/XP | FMB50/FMB51/FMB52/FMB53, FTC260/FTC262, PMC51, PMD55, PMP51/PMP55 |
Sealing Rings and Gaskets
Sealing rings and gaskets are key components for ensuring the housing protection rating, and materials must be selected according to the medium and certification requirements.
- 52020429: Sealing ring set, including 5 O-rings 75.87x2.62, material EPDM/PTFE, FDA compliant.
- 52028179: Gasket, profile gasket for housing cover, suitable for stainless steel housing F15.
Cable Glands and Cable Entries
Cable glands are used to introduce cables and maintain housing sealing. Different materials and thread specifications adapt to different installation environments.
| Order Number | Specification | Composition/Parameters | Applicable Models |
|---|---|---|---|
| 52002449 | Cable gland | Cable gland M20, gasket NBR, plug Pg13.5 | Cerabar M |
| 52005984 | Plug-in connector | With gasket | Aluminum and stainless steel housings |
| 52020762 | Plug-in connector | Harting plug kit | Cerabar S PMC71, PMP71/PMP75; Deltabar S PMD70/PMD75, FMD76/FMD77/FMD78; Deltapilot S FMB70 |
| 71092709 | Cable gland | Cable gland M20, synthetic material, O-ring 17.0x2.0 EPDM+PTFE/FDA | Housing F30/31, FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55 |
| 71092711 | Cable gland | Cable gland M20, metal, O-ring 17.0x2.0 EPDM+PTFE/FDA | Housing F15/F31, FMB50/FMB51/FMB52/FMB53, PMC51, PMP51/PMP55, housing F30 PMD55 |
| 71092712 | Cable entry | Gasket 18.72x2.51 NBR 70, adapter M20>G1/2, not suitable for Ex d | FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55 |
Plug Valve Connector and Ground Terminal
- 71120017: Plug valve connector, including plug, seal, screws. Applicable models: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.
- 71290825: Ground terminal, including spring washer, screw, grounding handle, clamp. Applicable models: housing T14/T15/T17, FMB70, FMD71/FMD72/FMD77/FMD78, PMC71, PMP71/PMP75, PMD70/PMD75; housing F30/F31, FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.
Display Module and Fasteners
The display module is used for on-site readings, and the fasteners ensure stable installation of the module.
- 71091670: Display module, digital display, 3 buttons, snap-in bracket. Applicable models: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.
- 71094113: Display fastener, for display module VU340. Applicable models: FMB50/FMB51/FMB52/FMB53, PMC51, PMD55, PMP51/PMP55.
Electronic Insert
The electronic insert model is XPP0001-, suitable for FMB5x, PMC51, PMP5x, PMD55. Suffix codes include A, B, C, D, K, M, N, S, X, 2, 3, 4, 9, AA, AB, AC, AD, AE, AF, AI, AK, AL, I9, IA, IB, L9, LA, LC, LE, LF, LQ, LR, LS, 76, 77, 78, Z1. When selecting, the suffix must be determined according to the specific instrument model and function.
Other Spare Parts
- 71220481: Diaphragm protective cap, suitable for FMB51/FMB52/FMB53, 5 pieces per set.
- 71067434: Change nameplate, blank, used to fill in the new order number after modification of non-explosion-proof instruments. Applicable models are extensive, including FMB50/FMB51/FMB52, FMR230/FMR231, FMR240/FMR244/FMR245, FMR250, FMR530/FMR532, FTL50/FTL50H/FTL51/FTL51C/FTL51H, FTL70/FTL71, FTL80/FTL81/FTL85, NMR81, PMC51, PMC71, PMP51/PMP55.
- 71102216: Mounting kit, material 316L, for wall mounting/pipe mounting (2"). Applicable models: FMB50/FMB51/FMB52/FMB53, FMB70, FMP50/FMP51/FMP52/FMP53/FMP54/FMP55/FMP56/FMP57, PMC51, PMC71, PMP51/PMP55, PMP71/PMP75.
Process Connections and Weld-in Seats
Process connections are used to install the transmitter onto process piping, and weld-in seats provide welding interfaces.
| Order Number | Specification | Parameters | Applicable Models |
|---|---|---|---|
| 52024469 | Process connection|Weld-in G1-1/2, 316L | Installation process connection G1-1/2, material 316L, must be installed correctly with the dummy | PMC45, PMP48 "AG", PMC71 "1G"/"1H"/"1J", PMP71"1G"/"1H", PMP75 "1G"/"1H"/"1J", DB51/DB52 "10"/"11", FMB70 "1G"/"1H" |
| 52024470 | Weld-in seat | Installation process connection G1-1/2, material 316L, EN10204-3.1 material inspection certificate | Same as above |
| 52024471 | Weld-in seat welding protection plug | Prevents deformation during welding | For nozzle 52024469/52024470 |
| 015857-0000 | Pressure adapter DB50, FMB50/70 flange | Flange version, overpressure limit 4 bar | FMB50/FMB51/FMB52/FMB53, FMB70 |
M12 Plug and Cable
The M12 plug is used for electrical connection, and the cable is used for connection between the sensor and the separate housing.
- 52006263: Process connection|socket 4p-125V, 4A-M12, M12 plug, self-connection, M12 converted to gland.
- 52010285: M12 aviation plug, 90-degree elbow, with 5 m cable, PVC material, tinned copper/nickel lock nut, suitable for M12 plug.
- 71114212: M12 aviation plug, 90 degrees, self-connection, can be used for M12 plug.
- 71043886: Cable, sensor > separate housing connection cable. Applicable models: FMB50/FMB51/FMB52, FMB70, FMD76/FMD77/FMD78, PMC51, PMC71, PMD70/PMD75, PMP51/PMP55, PMP71/PMP75.
- 71043888: Cable, sensor > separate housing connection cable. Applicable models same as above.
- 71043889: Cable, sensor > separate housing connection cable. Applicable models same as above.
- 71070738: Cable, sensor > separate housing connection cable. Applicable models same as above.
RFID Tags
- XPRFID-: Spare RFID TAG, including RFID tag, fixing wire, crimp sleeve. Suffix codes: AA, BA, CA, FA, IA, MA, NA, UA, UR.
Selection Notes
- Confirm that the spare parts fully match the instrument model and housing type, especially in hazardous areas where spare parts with corresponding certification must be selected.
- Pay attention to the compatibility of sealing materials with process media, such as EPDM, VMQ, PTFE, etc.
- For complex spare parts such as electronic inserts, provide the complete model and suffix code to ensure correct function.
- It is recommended to purchase from official channels to ensure spare parts quality and traceability.
Through this spare parts list, engineering technicians and procurement personnel can quickly locate ordering information for FMB51 and related models, improving maintenance efficiency.