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Фрагмент инструкции
The EC declaration of conformity, with all applicable European directives, and the complete ATEX Installation Drawings and Instructions are available on the internet at or through your local Micro Motion support center. Information affixed to equipment that complies with the Pressure Equipment Directive can be found on the internet at documentation. For hazardous installations in Europe, refer to standard EN 60079-14 if national standards do not apply. Other information Full product specifications can be found in the product data sheet. Troubleshooting information can be found in the transmitter configuration manual. Product data sheets and manuals are available from the Micro Motion web site at Return policy Micro Motion procedures must be followed when returning equipment. These procedures ensure legal compliance with government transportation agencies and help provide a safe working environment for Micro Motion employees. Failure to follow Micro Motion procedures will result in your equipment being refused delivery. Information on return procedures and forms is available on our web support system at or by phoning the Micro Motion Customer Service department. Micro Motion customer service Location Telephone number U.S.A. 800-522-MASS (800-522-6277) (toll free) Canada and Latin America +1 303-527-5200 (U.S.A.) Asia Japan 3 5769-6803 All other locations +65 6777-8211 (Singapore) Europe U.K. 0870 240 1978 (toll-free) All other locations +31 (0) 318 495 555 (The Netherlands) Customers outside the U.S.A. can also send an email to flow.support@emerson.com. Contents Contents Chapter 1 Planning ...........................................................................................................................1 1.1 Installation checklist ........................................................................................................................1 1.2 Best practices ..................................................................................................................................2 1.3 Environmental limits .......................................................................................................................2 1.4 Recommendations for hygienic and self-draining applications ........................................................3 Chapter 2 Mounting .........................................................................................................................6 2.1 Mount the sensor ............................................................................................................................6 Chapter 3 Wiring ..............................................................................................................................7 3.1 Options for wiring ...........................................................................................................................7 3.2 Connect 4-wire cable ......................................................................................................................7 3.3 Connect 9-wire cable ....................................................................................................................10 Chapter 4 Grounding ......................................................................................................................11 Chapter 5 Supplementary information ............................................................................................12 5.1 Purge the sensor case ....................................................................................................................12 Installation Manual Contents Micro Motion T-Series Planning Planning Topics covered in this chapter: • Installation checklist • Best practices • Environmental limits • Recommendations for hygienic and self-draining applications Installation checklist . Make sure that the hazardous area specified on the sensor approval tag is suitable for the environment in which the sensor is installed. . Verify that the local ambient and process temperatures are within the limits of the sensor. See Environmental limits. . If your sensor has an integral transmitter, no wiring is required between the sensor and transmitter. Follow the wiring instructions in the transmitter installation manual for signal and power wiring. . If your transmitter has remote-mounted electronics, follow the instructions in this manual for wiring between the sensor and the transmitter, and then follow the instructions in the transmitter installation manual for power and signal wiring. . For the wiring between the sensor and the transmitter, consider maximum cable lengths (see Table 1-1 and Table 1-2). The maximum distance between the sensor and transmitter depends on the cable type. For all types of wiring, Micro Motion recommends using Micro Motion cable. Table 1-1: Maximum lengths for Micro Motion cable Cable type To tr...