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Metal Samples MS2700E, Руководство оператора

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19

 

Appendix

 

A:

 

Drawings

 

 

A.

 

Wiring

 

Diagrams

 

Control

 

Drawing

 

(Hazardous

 

Area

 

Wiring

 

Diagram)

 

Safe

 

Area

 

Wiring

 

Diagram

 

 
 

 

Содержание MS2700E

Страница 1: ...S 485 Transmitter Operator s Manual Metal Samples Company A Division of Alabama Specialty Products Inc 152 Metal Samples Rd Munford AL 36268 Phone 256 358 4202 Fax 256 358 4515 E mail msc alspi com In...

Страница 2: ......

Страница 3: ...i Baud Rate and Default Communication Parameters 11 ii Device Address 11 iii Communication Protocols 11 iv Termination Resistor 11 v Data Registers 11 c Calibration and Testing 12 i Calibration 12 ii...

Страница 4: ......

Страница 5: ...m but in close proximity to the ER probe It is then connected to the probe via a short probe cable See pages 5 and 6 for mounting diagrams and specifications B Principles of Operation The MS2700E tran...

Страница 6: ...ansmitter can measure metal loss amounts as small as 0 0015 of the probe life Metal loss readings taken by the MS2700E transmitter are output as a digital RS 485 signal which can be fed into a plant c...

Страница 7: ...tSpecifications RS 485 Modbus RTU or ASCII Protocol Switch Selectable 2400 4800 9600 19 2K Selectable Baud 32 Maximum Units Addresses 1 to 32 Hazardous Location Certifications Intrinsic Safety USA Can...

Страница 8: ...steps 1 Physical Mounting 2 Electrical Connection 3 Setup and Programming 1 Physical Mounting and Probe Connection When selecting a location to mount the MS2700E transmitter it is important to consid...

Страница 9: ...When it is not practical to direct probe mount the MS2700E transmitter the unit can be remote mounted instead In this case the instrument is mounted to a separate mounting pole using the optional Rem...

Страница 10: ...transmitter and the control system is determined by the control system supply voltage the electrical resistance of the cable and the load of the control system input If the Transmitter is to be insta...

Страница 11: ...f anything stated here the MS2700E transmitter must be installed in full compliance with the control drawing located on page 20 and all of the local area requirements CAUTION When used in Hazardous ar...

Страница 12: ...arriers must be located in the safe area near the boundary between the safe and hazardous areas The safety barrier will repeat the signal current generated by the Transmitter and will relay the signal...

Страница 13: ...ngs for each probe type and the various test modes Figure 5 Connector and Switch Details Switch 1 Setting Position 1 2 3 4 Operating Positions Wire Loop Off On On Off Tube Loop Flush On Off On Off Cyl...

Страница 14: ...1 2 7 Off On On Off Off 2400 On On 8 On On On Off Off 4800 Off On 9 Off Off Off On Off 9600 On Off 10 On Off Off On Off 19200 Off Off 11 Off On Off On Off 12 On On Off On Off Communication Protocol P...

Страница 15: ...ration iii Communication Protocols The MS2700E transmitter offers user selectable RTU or ASCII communication protocols giving the unit a broader range of compatibility The communication protocol is se...

Страница 16: ...op type probe at a fixed value To test the unit with the Meter Prover 1 Disconnect power 2 Disconnect the MS2700E transmitter from the probe or if the unit is remote mounted disconnect the probe exten...

Страница 17: ...al Samples probe tag as the Multiplier Figure 6 Metal Samples Probe Tag Figure 7 illustrates the relationship between the digital output and Metal Loss In this example a probe with a 10 mil life is as...

Страница 18: ...that is too long may give results that are insensitive to system upsets The ideal time period depends on many factors and will vary from system to system It may take some trial and error to settle on...

Страница 19: ...MS2700E transmitter requires little maintenance However itisimportanttoverifythe followingitemsperiodicallytoensurecontinuedsafeoperation CAUTION Before performing any tests or maintenance on the MS27...

Страница 20: ...for the probe being used Confirm the probe type and refer to Table 2 on page 9 to verify the appropriate switch settings 3 Perform a visual inspection of the circuit boards to look for any signs of m...

Страница 21: ...nd our control B Obtaining Service and Returning the Instrument for Repair If you experience problems with your instrument please contact the factory at 256 358 4202 and ask for customer support for i...

Страница 22: ...wn Contact Information for Repair Contact Name Company Phone Number E mail Address Return Shipping Information Recipient Name Company Return Address If different than above Reason for Return Provide a...

Страница 23: ...19 Appendix A Drawings A Wiring Diagrams Control Drawing Hazardous Area Wiring Diagram Safe Area Wiring Diagram...

Страница 24: ......

Страница 25: ...1 2 12 11 9 10 8 7 5 6 TX RX V V 21 5 30Vdc 0Vdc 20 30Vdc 0Vdc 3 8 5 5 4 3 2 1 6 7 8 9 D D SG OPTIONAL D SUB 9 PIN DATA CONNECTOR D D 2 1 J2 S2 2 1 3 SG D D V V J9 RT CN2 NOTE 1 PROBE DIELECTRIC RATIN...

Страница 26: ......

Страница 27: ...ion drawing B 10 9 14 Revised entity parameters and hazardous area installation control drawing C 1 15 15 Separate gas group rating listed for Stand Alone and Multi Drop operation Revised hazardous ar...

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