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Operating manual Digital Transmitter DTM.OCS.S / DTM.OCS.S/N  

Index 

 

 

Doc-Nr. 10.00.0430

 

 

32 

 

    

Index 

 

A

 

Abbreviations ........................................................6 

C

 

Cleaning the membrane .................................... 28 

Commissioning .................................................. 11 

Communication with the DTM.OCS.S  

transmitter ...................................................... 13 

Contact ..................................................................7 

Copyright protection ..............................................7 

Customer service ..................................................7 

D

 

Disposal ............................................................. 28 

G

 

Guarantee .............................................................7 

I

 

Installation 

Digital Transmitter .......................................... 12 

L

 

Liability ..................................................................6 

M

 

Maintenance ...................................................... 28 

Modbus command codes ................................... 30 

Modbus standard commands ............................. 21 

Modbus STS commands .................................... 14 

P

 

Physical interface ............................................... 13 

Product overview................................................ 10 

Purpose ................................................................ 9 

R

 

Recalibration ...................................................... 28 

Registered trademarks ......................................... 8 

Revision history .................................................. 31 

S

 

Safety ................................................................... 9 

Software interface .............................................. 13 

Spare parts ........................................................... 7 

STS commands.................................................. 15 

Symbols 

in the instructions ............................................. 9 

T

 

Technical Data ................................................... 27 

Troubleshooting ................................................. 29 

W

 

Warranty ............................................................... 7 

Содержание DTM.OCS.S

Страница 1: ...ual Digital Transmitter DTM OCS S DTM OCS S N Doc No 10 00 0430 Version 01 11 2018 These operating instructions must be read by the operator before operation and installation Translation of the origin...

Страница 2: ...2 Doc Nr 10 00 0430...

Страница 3: ...rview 10 4 Commissioning of the Digital Transmitter 11 4 1 Unpacking 11 4 2 Safety Notes 11 4 3 Notes on Installation 11 4 4 Installation 12 5 Communication with the DTM OCS S transmitter 13 5 1 Summa...

Страница 4: ...N 23 6 5 1 Command Hex Code Function Code 3 23 6 5 2 Interpretation start index 202 203 Zero point pressure 23 6 6 Read maximum temperature end of temperature range TMAX 24 6 6 1 Command Hex Code Func...

Страница 5: ...10 00 0430 5 9 Troubleshooting 29 9 1 Error messages when using STS Modbus commands 29 9 2 Error messages when using Modbus standard commands 29 9 2 1 General 29 9 2 2 Exception codes 29 10 Appendix 3...

Страница 6: ...able standards and provisions the state of the art and our many years of insights and experiences The manufacturer assumes no liability for damage due to Non observation of these instructions Non inte...

Страница 7: ...rotected and subject to the commercial property rights Any abusive utilization is punishable Reproductions of any kind and form even in excerpts as well as use and or disclosure of the contents shall...

Страница 8: ...s of the respective companies and organizations 1 9 Reference Documentation MODBUS over Serial Line Specification Implementation Guide V1 0 http www modbus org Modbus Standard Library section MODBUS A...

Страница 9: ...operating instructions must be complied with The operator shall be solely liable for any damage at non intended use 2 2 Explanation of Symbols Warning Notes Warning notes are marked with symbols in th...

Страница 10: ...S DTM OCS S N Product overview 10 Doc Nr 10 00 0430 3 Product overview Fig 1 Product overview Digital Transmitter DTM OCS S 1 Operating and safety instructions 2 Digital Transmitter The operating man...

Страница 11: ...te and particularly the pressure range These values must correspond to the required technical data The seals are made of Viton FPM unless the order confirmation states differently ATTENTION Have your...

Страница 12: ...o not touch the membranes Digital transmitter with cable output Avoid damage to the cable jacket Observe the maximum permitted medium temperature of the cable in the respective data sheet Do not kink...

Страница 13: ...nterface For communication with the DTM OCS S a suitable interface such as a Modbus compatible RS485 USB converter must be employed 5 3 Software interface 5 3 1 Modbus Modbus is a master slave communi...

Страница 14: ...en 5 4 Modbus STS commands 5 4 1 STS command structure For the communication with the DTM OCS S a custom STS function code is used 0x64 10010 FC Code data size STS command and its parameter s ASCII en...

Страница 15: ...on no parameters MEASURE P 2 9004 PU mH2O T 27 6 TU C reads out currently measured values using default settings 2 9004 mH2O 27 6 C PU PU mbar MEASURE P 284 44 PU mbar T 27 6 TU C returns the pressure...

Страница 16: ...ed permanently if SAVE is used along with magic number M M 1234567890 magic number used for permanently saving the settings Tab 6 MEASURE command parameters Examples Read out temperature but instead o...

Страница 17: ...ater column at 4 C mWG Meter of water column at 4 C mmWG Millimeter of water column at 4 C inWG Water column at 4 C in inches mWC Meter of water column at 4 C mmWC Millimeter of water column at 4 C in...

Страница 18: ...m2 Newton per square millimeter kN mm2 Kilonewton per square millimeter 5 4 3 3 Supported temperature units Unit Description C Degree Celsius F Degree Fahrenheit K Kelvin Tab 8 Temperature units 5 4 3...

Страница 19: ...temperature The following Modbus code must therefore be sent to the sensor numbers in hex format if not stated otherwise device address FC code data size data crc byte code 7B 64 07 4D 45 41 53 55 52...

Страница 20: ...ransmit sequence data byte code 6D 48 32 4F 20 2D 54 20 32 37 2E 32 20 interpretation m H 2 O T 2 7 2 transmit sequence data crc byte code 2D 54 55 20 C2 B0 43 20 4F 4B 3B 40 39 interpretation T U C O...

Страница 21: ...art index 0 Measured pressure value Pressure Value range 0 10 000 points Conversion bar P 10000 bar P bar P s int po pressure bar P MIN MIN MAX Value range 16bit signed integer 32 768 32 767 nominal 0...

Страница 22: ...B F9 format byte byte byte high byte low byte CRC low CRC high transmit sequence Example conversion C T 69 23 10 10000 10 50 5615 6 3 Read pressure and temperature in one command 6 3 1 Command Hex Cod...

Страница 23: ...0916 910 high word PMax 9 2 16 10176 600000 PMAX 6 0 bar 6 5 Read minimal pressure Zero point pressure PMIN 6 5 1 Command Hex Code Function Code 3 Example transmission code in hex format for a sensor...

Страница 24: ...1 TMax TMax2 65536 Tmax1 2 32 100000 C TMax C TMAX 6 7 Read minimal temperature start of temperature range TMIN 6 7 1 Command Hex Code Function Code 3 Example transmission code in hex format for a sen...

Страница 25: ...de 3 Start index is 21010 Example transmission code in hex format for a sensor with the address 24010 F016 F0 03 00 D2 00 02 71 13 Data type 32 bit unsigned integer SN1 SN2 Description serial number o...

Страница 26: ...S DTM OCS S N Modbus standard commands 26 Doc Nr 10 00 0430 FWU16 Description firmware version Calculation fw FWU16 100 Example answer in hex format for a sensor with the address 24010 F016 F0 04 02 0...

Страница 27: ...Operating manual Digital Transmitter DTM OCS S DTM OCS S N Technical Data Doc Nr 10 00 0430 27 7 Technical Data Refer to the data sheet of the Digital Transmitter DTM OCS S...

Страница 28: ...to expose the membrane Flush the membrane under running water Ensure that the membrane is not damaged CAUTION Remove all plastic parts before descaling seals safety cap Do not use any further aids to...

Страница 29: ...9 2 Error messages when using Modbus standard commands 9 2 1 General In Modbus Layer 7 protocol faulty accesses to a node are answered by the node with an exception The exception response contains th...

Страница 30: ...nt16 32768 32767 Temperature in 5660 equals 56 6 Firmware Version 30008 Uint16 0 65536 Firmware version number multiplied by 100 Modbus address 40021 Uint16 0 65536 Modbus address of device valid rang...

Страница 31: ...al Transmitter DTM OCS S DTM OCS S N Revision history Doc Nr 10 00 0430 31 11 Revision history Revision date Chapter Page Change Reason for change 01 11 2018 5 4 3 2 17 Supported pressure units Extens...

Страница 32: ...service 7 D Disposal 28 G Guarantee 7 I Installation Digital Transmitter 12 L Liability 6 M Maintenance 28 Modbus command codes 30 Modbus standard commands 21 Modbus STS commands 14 P Physical interfa...

Страница 33: ...et www stssensors com Germany France STS Sensoren Transmitter Systeme GmbH Poststrasse 7 D 71063 Sindelfingen Germany Phone 49 0 7031 204 9410 Fax 49 0 7031 204 9420 E Mail info de stssensors com Inte...

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