Endress+Hauser Cerabar M PMC51 Operating Instructions Manual
Analog process pressure measurement
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Summary of Contents for Endress+Hauser Cerabar M PMC51
- Page 1 Products Solutions Services BA00385P/00/EN/21.22-00 71556704 2022-01-06 Valid as of software version: 01.00.zz Operating Instructions Cerabar M PMC51, PMP51, PMP55 Process pressure measurement Analog...
- Page 2 The manufacturer reserves the right to modify technical data without prior notice. Your Endress+Hauser distributor will supply you with current information and updates to this manual. Endress+Hauser...
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Page 3: Table Of Contents
Cleaning instructions ..... . 31 Exterior cleaning ......31 Endress+Hauser... -
Page 4: About This Document
This other connections. may be a potential equalization line or a star grounding system depending on national or company codes of practice. 1.2.3 Tool symbols Symbol Meaning Allen key A0011221 Open-ended wrench A0011222 Endress+Hauser... - Page 5 85 °C. 1.2.7 Registered Trademarks ® KALREZ Registered label of E.I. Du Pont de Nemours & Co., Wilmington, USA ® TRI-CLAMP Registered label of Ladish & Co., Inc., Kenosha, USA ® GORE-TEX Trademark of W.L. Gore & Associates, Inc., USA Endress+Hauser...
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Page 6: Basic Safety Instructions
The manufacturer is not liable for damage caused by improper or non-designated use. Clarification for borderline cases: In the case of special fluids and fluids used for cleaning, Endress+Hauser is glad to provide assistance in clarifying the corrosion resistance of wetted materials, but does not accept any warranty or liability. -
Page 7: Hazardous Area
It meets general safety standards and legal requirements. It also conforms to the EC directives listed in the device-specific EC Declaration of Conformity. Endress+Hauser confirms this by affixing the CE mark to the device. -
Page 8: Identification
The device complies with the applicable standards and regulations as listed in the EC declaration of conformity and thus complies with the statutory requirements of the EC Directives. Endress+Hauser confirms the successful testing of the device by affixing to it the CE mark. Endress+Hauser... -
Page 9: Installation
Observe the safety instructions and transport conditions for devices weighing more than 18 kg (39.6 lbs). ‣ Do not use capillaries as a carrying aid for the diaphragm seals. Installation conditions 4.3.1 Installation dimensions For dimensions, please refer to the Technical Information for Cerabar M TI00436P, "Mechanical construction" section. Endress+Hauser... -
Page 10: General Installation Instructions
‣ The integrity of the thread must be checked regularly and the thread may need to be re-tightened to the maximum tightening torque of 7 Nm (5.16 lbf ft). Teflon tape is recommended for sealing the ½" NPT thread. Endress+Hauser... -
Page 11: Installation
• For PMP55, please refer to Kap. 4.5.2 "Installation instructions for devices with diaphragm seals – PMP55", → ä 14. • Endress+Hauser offers a mounting bracket for installations on pipes or walls. → ä 15, Kap. 4.5.5 "Wall and pipe mounting (optional)". - Page 12 • Protection of the measuring instrument from hot, pressurized media caused by the formation and accumulation of condensate • Damping of pressure shocks • The defined water column only causes minimal (negligible) measurement errors and minimal (negligible) thermal effects on the device Endress+Hauser...
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Page 13: Pressure Measurement In Liquids
• Do not mount the device in the suction area of a pump. • The adjustment and functional test can be carried out more easily if you mount the device downstream of a shutoff device. Endress+Hauser... -
Page 14: Seal For Flange Mounting
See Technical Information. 4.5.3 Seal for flange mounting NOTICE Incorrect measurement results. The seal is not allowed to press against the process membrane as this could affect the measurement result. ‣ Ensure that the seal is not touching the process membrane. Endress+Hauser... -
Page 15: Wall And Pipe Mounting (Optional)
4.5.4 Thermal insulation – PMP55 See Technical Information. 4.5.5 Wall and pipe mounting (optional) Endress+Hauser offers a mounting bracket for installations on pipes or walls (for pipe diameters from 1 ¼" to 2"). ø42...60 (1.65...2.36) 122 (4.8) 140 (5.51) 158 (6.22) 175 (6.89) -
Page 16: Assembling And Mounting The "Separate Housing" Version
5 Nm (3.69 lbf ft). Mount the cable with a bending radius (r) ≥ 120 mm (4.72 in). Routing the cable (e.g. through a pipe) You will need the cable shortening kit. Order number: 71093286 For details on mounting, see SD00553P/00/A6. Endress+Hauser... - Page 17 See the "Welding recommendation" table below Unit mm (in) Endress+Hauser recommends welding on the diaphragm seal as follows for the "XSJ - Vorbereitet für Druckmittleranbau" version in feature 110 "Prozessanschluss" in the order code up to and including 40 bar (600 psi) sensors: The total welding depth of the fillet weld is 1 mm (0.04 in) with an outer diameter of 16 mm (0.63 in).
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Page 18: Closing The Housing Covers
• Process temperature • Process pressure • Ambient temperature • Measuring range Are the measuring point identification and labeling correct (visual check)? Is the device adequately protected against precipitation and direct sunlight? Are the mounting screw and securing clamp securely tightened? Endress+Hauser... -
Page 19: Electrical Connection
Use a suitable tool with width across flats SW24/25 (8 Nm (5.9 lbf ft) for the M20 cable gland. 5. Connect the device as indicated in the following diagram. 6. Screw down housing cover. 7. Switch on the supply voltage. Endress+Hauser... -
Page 20: Devices With M12 Plug
Test terminals 5.1.1 Devices with M12 plug PIN assignment for M12 plug Meaning Signal + Not used Signal – Ground A0011175 5.1.2 Devices with 7/8" plug PIN assignment for 7/8" plug Meaning Signal – Signal + Not used Shielding A0011176 Endress+Hauser... -
Page 21: Connecting The Measuring Unit
• External ground terminal: 0.5 to 4 mm (20 to 12 AWG) 5.2.3 Cable specification • Endress+Hauser recommends using twisted, shielded two-wire cables. • Cable outer diameter: 5 to 9 mm (0.2 to 0.35 in) depending on the cable gland used (see Technical Information) Endress+Hauser... -
Page 22: Potential Equalization
You can achieve optimum shielding against interference if the shielding is connected on both sides (in the control cabinet and on the device). If potential equalization currents are expected in the system, only ground the shielding on one side, preferably at the transmitter. Potential equalization Observe the applicable regulations. Endress+Hauser... -
Page 23: Overvoltage Protection (Optional)
The device is connected as illustrated in the following graphic. For details, refer to TI001013KEN, XA01003KA3 and BA00304KA2. 5.4.1 Wiring A0023111 Fig. 11: Without direct shield grounding With direct shield grounding Incoming connection cable HAW569-DA2B Terminal to be protected Connection cable Endress+Hauser... - Page 24 See NOTICE below Black Unit mm (in) NOTICE Screw connection glued at factory! Damage to the device and/or overvoltage protection! ‣ When releasing/tightening the union nut, use a wrench to hold the screw steady so it does not turn. Endress+Hauser...
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Page 25: Post-Connection Check
• Are all screws firmly tightened? • Are the housing covers screwed down tight? As soon as voltage is applied to the device, the green LED on the electronic insert lights up for a few seconds or the connected onsite display lights up. Endress+Hauser... -
Page 26: Operation
Damping is switched off. Damping is switched on. The output signal follows measured value changes The output signal follows measured value changes with without any delay. the delay time t (Factory setting: t = 2 s or as per order specifications). Endress+Hauser... -
Page 27: Function Of The Operating Elements
90 mm (3.54 in) cable. The display of the device can be turned in 90° stages (see figure steps 4 to 6). Depending on the orientation of the device, it is therefore easy to read the measured values. A0028500 Endress+Hauser... - Page 28 The device is in service mode (during a simulation, for example). Error message "Maintenance required" Maintenance is required. The measured value remains valid. Error message "Failure detected" An operating error has occurred. The measured value is no longer valid. Endress+Hauser...
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Page 29: Commissioning
Press the "Zero" and "Span" buttons simultaneously for at least 3 s. ↓ Does the LED on the electronic insert light up briefly? ↓ ↓ Pressure present for position adjustment has been Pressure present for position adjustment has not been accepted. accepted. Observe the input limits. Endress+Hauser... - Page 30 4.) Check settings Press the "Zero" button briefly to display the lower range value. ↓ Press the "Span" button briefly to display the upper range value. ↓ Briefly press the "Zero" and "Span" buttons simultaneously to display the position offset. Endress+Hauser...
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Page 31: Maintenance
(1) free from dirt. A0028502 Cleaning instructions Endress+Hauser provides flushing rings as an accessory to enable cleaning of the process membrane without removing the transmitter from the process. For further information, please contact your local Endress+Hauser Sales Center. 8.1.1... -
Page 32: Troubleshooting
In the event of an error, the current output adopts a value of 3.6 mA. Repair The Endress+Hauser repair concept provides for measuring instruments to have a modular design and that the customer can also carry out repairs (→ ä 32 "Spare parts"). -
Page 33: Return
The measuring instrument must be returned if it is in need of repair or a factory calibration, or if the wrong measuring instrument has been delivered or ordered. Legal specifications require Endress+Hauser, as an ISO-certified company, to follow certain procedures when handling products that are in contact with the medium. -
Page 34: Index
Repair ......... 32 Returning devices ....... 33 Endress+Hauser... - Page 35 Cerabar M Analog Endress+Hauser...
- Page 36 71556704 www.addresses.endress.com...
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