Metal Samples MS2701E Скачать руководство пользователя страница 5

 

C.  Technical Specifications 

 

Model MS2701E High Resolution ER RS-485 Modbus Transmitter 

 

Physical Data 

Instrument Weight:

 

3.70 lb. (1.68 Kg) 

Total Weight w/ Accessories: 

5.76 lb. (2.61 Kg) 

Instrument Dimensions:

 

8.0"H x 4.82"W x 3.45”D 

 

(20.32cm H x 12.24cm W x 8.76”D)

 

 

Operating Temperature: 

-4° to 158°F (-20° to 70°C) 

Storage Temperature: 

-40° to 176°F (-40° to 80°C)  

 

Enclosure Material:

 

Cast Aluminum (Copper-Free) 

Mounting Specifications: 

Direct probe mount or 

 Remote 

mount 

 

(Up to a 2.5” (6.35cm) Dia. pole) 

 

Performance Data 

Measurement Type: 

ER measurement 

Range: 

0-100% of probe life 

Resolution: 

0.0015% of Probe Life (16-bit) 

Cycle Time: 

75  Seconds 

 

Electrical Data 

Power Requirements: 

10 to 28 VDC  

Maximum Probe Cable Distance: 

30 ft (9.1 m) 

Output Specifications: 

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 – Transmitter 

USA / Canada 

Conforms to ANSI/UL Std. 60079-0, 60079-11, 61010-1 

 

CAN/CSA Std. E66079-0, 60079-11 & CAN/CSA C22.2 No. 61010-1 

 

For Stand-Alone Use

 

For Multi-Drop Use

 

 

 

Class I, Zone 1, AEx ia d IIC T4 Gb 

Class I, Zone 1, AEx ia d IIB T4 Gb 

 

Zone 20, AEx ia d IIIC T130° C Da 

Zone 20, AEx ia d IIIB T130° C Da 

 -20° 

 Ta 

 +70° C 

-20° C 

 Ta 

 +70° C 

 

Europe and Worldwide 

For Stand-Alone Use

 

For Multi-Drop Use

 

 

(ATEX and IECEx) 

II 1/2 G 

Ex ia d IIC T4 Gb  

II 1/2 G 

Ex ia d IIB T4 Gb 

 

II 1/2 D Ex ia d IIIC T130°C Da 

II 1/2 D Ex ia d IIIB T130°C Da

 

 

- 20°C 

 Ta 

 + 70°C 

- 20°C 

 Ta 

 + 70°C

 

 

ATEX Certificate No: 

ITS14ATEX28092X

 

 

IECEx Certificate No: 

IECEx ITS 14.0052X 

 

X - see Special Conditions (page 7) 

 

Hazardous Location Certifications – Enclosure 

Case Specifications: 

Explosion Proof (FM, CSA, CENELEC, UL) 

 

IP 66, NEMA 4X, 7BCD, 9EFG 

 

Included Accessories (Direct-Mount Model) 

Meter Prover, Operations Manual 

 

Included Accessories (Remote-Mount Model) 

Meter Prover, Operations Manual, Probe Cable, Mounting Hardware Kit 

 

Recommended Accessories

 

RS-485 Isolating Power Supply (Metal Samples Part # ET1548) 

RS-485 Isolating Signal Repeater (Metal Samples Part # ET1549) 

4.82”W 

(12.24cm) 

8.0”H 

(20.32cm) 

Figure 1.

 Overall Dimensions 

3.45”D 

(8.76cm)

Содержание MS2701E

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: ...n 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 Testing output zero and span 12 iii...

Страница 3: ...t 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 MS2701E transmit...

Страница 4: ...ansmitter can measure metal loss amounts as small as 0 0015 of the probe life Metal loss readings taken by the MS2701E transmitter are output as a digital RS 485 signal which can be fed into a plant c...

Страница 5: ...60079 0 60079 11 61010 1 CAN CSA Std E66079 0 60079 11 CAN CSA C22 2 No 61010 1 For Stand Alone Use For Multi Drop Use Class I Zone 1 AEx ia d IIC T4 Gb Class I Zone 1 AEx ia d IIB T4 Gb Zone 20 AEx...

Страница 6: ...trical Connection 3 Setup and Programming 1 Physical Mounting and Probe Connection When selecting a location to mount the MS2701E transmitter it is important to consider the surrounding environment To...

Страница 7: ...for foreign material in the female sockets of the transmitter connector Gently straighten any bent pins and clear any foreign material that may be found Figure 2 Direct Mount Installation b Remote Mou...

Страница 8: ...the main PCB via the terminal blocks J2 and J9 as shown in Figure 6 NOTE Do not connect cable shielding to the Transmitter The shield must remain floating at the Transmitter The RS 485 protocol allows...

Страница 9: ...arameters shown below The pre approved equipment must be certified to the electrical safety standards for equipment in ordinary locations for example EN IEC CSA UL 61010 1 or EN IEC CSA UL 60950 1 Fai...

Страница 10: ...is the most practical method of protecting the MS2701E transmitter when it is installed in a hazardous area In the MS2701E transmitter electrical energy limits are maintained by the use of appropriate...

Страница 11: ...gs for each probe type and the various test modes Figure 6 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 Cyli...

Страница 12: ...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 13: ...ration iii Communication Protocols The MS2701E transmitter offers user selectable RTU or ASCII communication protocols giving the unit a broader range of compatibility The communication protocol is se...

Страница 14: ...op type probe at a fixed value To test the unit with the Meter Prover 1 Disconnect power 2 Disconnect the MS2701E transmitter from the probe or if the unit is remote mounted disconnect the probe exten...

Страница 15: ...al Samples probe tag as the Multiplier Figure 7 Metal Samples Probe Tag Figure 8 illustrates the relationship between the digital output and Metal Loss In this example a probe with a 10 mil life is as...

Страница 16: ...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 17: ...transmitter C Maintenance Once installed the MS2701E transmitter requires little maintenance However itisimportanttoverifythe followingitemsperiodicallytoensurecontinuedsafeoperation CAUTION Before p...

Страница 18: ...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 19: ...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 20: ...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 21: ...19 Appendix A Drawings A Wiring Diagrams Control Drawing Hazardous Area Wiring Diagram Safe Area Wiring Diagram...

Страница 22: ......

Страница 23: ...ANCE L O THAT CAN BE CONNECTED BETWEEN RS 485 TERMINALS J9 AND PROBE TERMINALS CN2 IS 0 14mH D D MS2701E MS2801E 2 D D 2 1 2 1 3 S1 J2 J9 S2 D D RS 485 SIGNAL INTERFACE PC PLC DCS HAZARDOUS AREA SAFE...

Страница 24: ......

Страница 25: ...i Drop operation Revised hazardous area installation control drawing and safe area installation drawing B 2 4 15 Revised entity parameters and hazardous area installation control drawings C 3 2 15 Rev...

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