Siemens MicroSAM Operating Instructions Manual Download Page 46

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Description

3.6 Functions

MicroSAM

Operating Instructions, 06/2012, C79000-G5376-C560-07

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Summary of Contents for MicroSAM

Page 1: ...Process Gas Chromatography Process Gas Chromatograph MicroSAM Operating Instructions 03 2012 ...

Page 2: ......

Page 3: ...tructions 7KQ3101 06 2012 C79000 G5376 C560 07 Purpose of this documentation 1 General information 2 Description 3 Mounting 4 Commissioning and operation 5 Service and maintenance 6 Spare parts accessories 7 Examples 8 Technical data 9 Dimension drawings 10 Appendix A ...

Page 4: ...entation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described in the catalog and in the releva...

Page 5: ...uct features 20 3 3 MicroSAM design 21 3 4 Rating plate design 22 3 5 Functional description of the electronics 23 3 6 Functions 25 3 6 1 Gas flow charts 26 3 6 2 Analysis module 28 3 6 3 Example of time switching commands 32 3 6 4 Thermal release in the analysis module 33 3 6 5 Measuring sequence 33 3 6 5 1 Preparation of measurement 35 3 6 5 2 Purge sample loop 39 3 6 5 3 Injecting 41 3 6 5 4 Em...

Page 6: ...site only for servicing purposes 66 5 Commissioning and operation 71 5 1 Connection of gas lines 72 5 2 Activating the gas supply 72 5 3 Switching on the chromatograph 73 5 4 Starting the PC and operating software 74 5 5 Shutting down 75 6 Service and maintenance 77 6 1 Maintenance of analysis module 77 6 1 1 Removal of analysis module 77 6 1 2 Installing the analysis module 84 6 2 Replacing the c...

Page 7: ... drawings 111 A Appendix 113 A 1 Principle of live column switching 113 A 1 1 Advantages of live switching 114 A 1 2 Live switching function 115 A 2 ESD guidelines 120 A 3 EC Declaration of Conformity 122 A 4 A marking in accordance with KC Korea 122 A 5 Service and Support 123 A 6 List of abbreviations 124 Glossary 127 Index 133 ...

Page 8: ...Table of contents MicroSAM 6 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 9: ...instructions are neither part of an earlier existing agreement statement or legal commitment nor do they change this All obligations on the part of Siemens AG are contained in the respective sales contract which also contains the complete and solely applicable warranty conditions Any statements contained herein do not create new warranties or modify the existing warranty The content reflects the t...

Page 10: ...Purpose of this documentation MicroSAM 8 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 11: ...s and safety information are observed no dangers exist when using the device which could endanger the health of personnel or result in damage to property You will find the safety information In these operating instructions and in the manual On the gas chromatograph On the chromatograph components WARNING Only appropriately qualified persons are permitted to make interventions on this device These ...

Page 12: ...e Always provide sufficient ventilation as soon as you allow the sample gas line to run empty and the sample gas contains corrosive or toxic components CAUTION Corrosion danger The housing and the pipelines are resistant to solvents as well as weak alkalis and acids Check the resistance of the housing and the pipelines when using in an environment with strong alkalis or acids and or at higher temp...

Page 13: ...a grounded object Devices and tools used must be free of static charge Always pull the mains connector and disconnect the battery before installing or removing modules Hold modules only by their edges and do not touch pins or printed conductors 2 3 Transportation The gas chromatograph is supplied in various designs and can also include a metal bracket as a protective unit for the connection pipes ...

Page 14: ...to the generally recognized process engineering regulations WARNING Cancellation of the explosion protection The test certificate for your explosion proof gas chromatograph only applies to the original configuration as well as to connection and installation according to the switching and piping plans of Siemens AG Changing one or more components will void the explosion protection for your device C...

Page 15: ...t concentrations up to 21 and pressure 1 1 bar 110 kPa is not allowed under normal operating conditions for explosive mixtures The pneumatic conditions for the sample and the auxiliary gas must be strictly observed Sample gas 1 6 bar 160 kPa absolute pressure Auxiliary gas 8 bar 800 kPa absolute pressure If flammable gases are connected at a pressure 1 1 bar 110 kPa the chromatograph and the gas l...

Page 16: ...equired Not allowed Not explosive x x 2 0 2 0 21 H2 He N2 Ar 1 0 1 6 bar Not necessary Zone 1 x 3 0 21 0 21 H2 He N2 Ar 1 0 1 1 bar Required Not allowed with the exception of acetylene and ethylene oxide up to 100 Zone 0 x 4 0 4 0 4 He N2 Ar 1 0 7 bar Not necessary Not allowed Zone 1 x x applies to the product Identification of explosion protection The gas chromatograph has a flameproof enclosure ...

Page 17: ...TEX DMT 03 ATEX E 069 X Supplement 1 to 3 FM Class I Div 1 Groups A B C D T4 Class I Zone 1 Group IIC T4 FM Certificate 3017424 Date Issued 2005 12 14 CSA Class I Div 1 Groups B C D T4 CSA Certificate 1915614 Date Issued 2007 06 07 AS 09 eLive injection Introduction of a 5th solenoid valve modification of the micro diaphragm valve Enclosure Type 4X ATEX II 2G Ex d IIC T4 Gb DMT 03 ATEX E 069 X ATE...

Page 18: ...ING Fire permission certificate Replacement of the backup battery is only permissible if you have a fire permission certificate This instruction applies regardless as to whether the gas chromatograph is switched on or off Opening the housing with the power supply switched on A diagnostics connector is located behind the status display panel You must open the housing in order to access it WARNING F...

Page 19: ... the safety regulations for electrical circuits high pressures and aggressive as well as hazardous media For explosion proof devices they are authorized trained or instructed in carrying out work on electrical circuits for hazardous systems They are trained or instructed in maintenance and use of appropriate safety equipment according to the safety regulations 2 6 Limitation of liability for exter...

Page 20: ...General information 2 7 Final shutdown and disposal MicroSAM 18 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 21: ...used in various industry sectors for example Chemical industry Oil gas Iron steel Pharmaceuticals Metals basic materials cement Glass The process gas chromatograph is a device for determining the concentration of selected components in a process gas and is used for measuring and analysis methods associated with process analysis ...

Page 22: ...good linearity throughout the complete measuring range expensive calibration gases can therefore be saved Reason several calibration gases must be used if the linearity is poor Operation Using Ethernet and a PC Using the built in control panel MMI of a MAXUM chromatograph Using a network access unit NAU Device can be mounted directly at the sampling point since it has a rugged and compact design a...

Page 23: ...ustration provides an overview of the most important MicroSAM modules MicroSAM housing Gas connections with blanking plugs Main cover Pressure controller Analysis module RSP module Lock nut EPC module Insulating cover Spacer Earthing connection Side cover Metal bracket Communications and power supply cable Figure 3 1 MicroSAM design ...

Page 24: ... 4 Rating plate design The rating plate is located on the housing and contains the Order No and other important product information Vendor CSA marking with CSA data CE marking IEC marking Ex marking with Ex data Serial number and release version RV Consult operating instructions Figure 3 2 Rating plate ...

Page 25: ...l description of the electronics Overview The following block diagram shows the basic design of the electronics 56 WKHUQHW RQWUROOHU 56 3URFHVVRU PD 0E WH 5 0 0E WH 6 0HPRU 3URFHVVRU XDO 3RUWHG 5 0 0 WH 6 0HPRU 0 WH 5 0 QWHUQDO QDORJ 2 QWHUQDO LQDU 2 7LPHU 7 PSOLILHU QWHUIDFH 9DOYH RQWURO 7HPSHUDWXUH RQWURO KDQQHO 7 PSOLILHU 3 3 3 563 ...

Page 26: ...ion of the electronics MicroSAM 24 Operating Instructions 06 2012 C79000 G5376 C560 07 RSP real time signal processing and CAC communication and analytical control 563 Figure 3 3 RSP and CAC EPC electronic pressure control Figure 3 4 EPC ...

Page 27: ...late on the breathing connector e g A01 124 ES04 or higher The supplement ES04 identifies product version 4 of the analysis module From release version 9 AS09 onwards of the MicroSAM basic unit the version eLive is produced In this case the basic unit has an additional membrane valve function 5 for purging the sample loop This extension improves control of the injection pulse position The followin...

Page 28: ...HW LYH QMHFWLRQ DFNIOXVKLQJ VDPSOH IORZ LYH FROXPQ VZLWFKLQJ 7 7 A01 A03 7 7 ROXPQ D ROXPQ E ROXPQ 7 A04 A11 7 ROXPQ D ROXPQ E ROXPQ 09 09 09 09 09 09 6DPSOH ORRS Solenoid valve 1 MV1 Membrane valve function 1 Bring sample loop to pressure of EPC 1 and purge Solenoid valve 2 MV2 Membrane valve function 2 Purge sample loop with sample Solenoid valve 3 MV3 Membrane valve function 3 Empty sample loop...

Page 29: ...XPQ ROXPQ 7 7 ROXPQ D ROXPQ E 09 09 09 09 09 09 Solenoid valve 1 MV1 Membrane valve function 1 Bring sample loop to pressure of EPC 1 Solenoid valve 2 MV2 Membrane valve function 2 Purge sample loop with sample Solenoid valve 3 MV3 Membrane valve function 3 Empty sample loop completely Solenoid valve 4 MV4 Membrane valve function 4 Inject Solenoid valve 5 MV5 Membrane valve function 5 Purge sample...

Page 30: ... been changed Analysis modules up to ES04 The analysis modules up to ES04 are suitable for separating the following components 6LO QMHFWLRQ 7 7 6LO 7 7 LYH 7 3RUDERQG 4 2 6 2 0ROHFXODU ILOWHU U 2 1 2 4XDUW JODVV QMHFWLRQ 7 7 6LO 7 7 LYH 7 6LOLFD3 27 VDWXUDWHG XQVDWXUDWHG 0ROHFXODU ILOWHU U 2 1 2 4XDUW JODVV QMHFWLRQ 7 7 6LO 7 7 LYH 7 D 3RODU YRODWLOH FRPSRQHQWV DOFRKROV HWKHU NHWRQHV DOGHK GHV 0RO...

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Page 34: ...itching commands t2 t3 W W t1 W W W W W W W t2 t3 W W t1 W W W W W W W 09 LYH H LYH 09 09 09 09 3 09 09 09 09 3 t1 t3 Preparation of measurement t4 t5 Purge sample loop t6 Inject t7 Empty sample loop completely t8 Purge sample loop with sample t9 t10 Cut t11 Backflush Figure 3 11 Example of time switching commands ...

Page 35: ... the analysis module of 155 C is exceeded Note The thermal release used cannot be reset or replaced If the thermal release is triggered you must replace the analysis module 3 6 5 Measuring sequence The measuring sequence for live and eLive injection is always as follows 1 Preparation of measurement Page 35 2 Purge sample loop Page 39 3 Injecting Page 41 4 Empty sample loop completely Page 43 5 Pur...

Page 36: ...y sample loop completely MV4 Solenoid Valve 4 Injection Solenoid valve 4 for the function Inject MV5 Solenoid Valve 5 Flush loop_2 Solenoid valve 5 for the function Purge sample loop Column Capillary Column Column CG Carrier gas Carrier gas EPC Electronic Pressure Control Electronic pressure control TCD Thermal conductivity detector Thermal conductivity detector Live injection Live injection Live ...

Page 37: ... Result The result of the measurement is e g a chromatogram with time switching points on detector TCD 2 This chromatogram shows the difference in the two procedures live and eLive between the switching points t4 and t6 6LJQDO UHVSRQVH ZLWK OLYH LQMHFWLRQ 6LJQDO UHVSRQVH ZLWK H LYH LQMHFWLRQ W QG 6LJQDO DW GHWHFWRU 7 t2 t3 W W t1 W W W W W W W V Figure 3 12 Example chromatogram with time switching...

Page 38: ...XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF ON OFF eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 OFF OFF ON OFF OFF ...

Page 39: ... 6DPSOH Q 09 09 09 09 09 09 6DPSOH 2XW ROXPQ 7 7 7 7 ROXPQ LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF ON ON eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 OFF OFF ON ON OFF ...

Page 40: ... 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF OFF OFF eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 OFF OFF OFF OFF OFF ...

Page 41: ...Live Time switching point t4 10 s The contents of the sample loop are transferred to the outlet Backflush by means of the live injection ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection ON ON OFF OFF ...

Page 42: ...2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 ON ON OFF OFF OFF Step 2 time switching point t5 4 s The contents of the sample loop are transferred to the outlet Backflush by means of MV5 and the live injection XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6...

Page 43: ... A small quantity from the sample loop is directed onto the column system This quantity can be changed by varying the pulse duration of the injection valve Live ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection ON ON OFF ON Pulse ...

Page 44: ...ns 06 2012 C79000 G5376 C560 07 eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 ON ON OFF ON Pulse ON ...

Page 45: ...n 3 Backflush Live ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ eLive MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection ON ON ON Pulse 0 2 s OFF XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injec...

Page 46: ...ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF OFF OFF eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 MV5 Flush loop_1 Sample Backflush Injection Flush loop_2 OFF OFF OF...

Page 47: ...olumn 3 Live with pressure EPC 3 pressure EPC 2 ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF OFF OFF eLive with pressure EPC 3 pressure EPC 2 XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ ...

Page 48: ... via TCD 2B to the outlet of the analysis Live with pressure EPC 3 pressure EPC 2 ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF OFF OFF eLive with pressure EPC 3 pressure EPC 2 XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN I...

Page 49: ... components which are still present are purged out of columns 1 2 Live ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV4 Flush loop Sample Backflush Injection OFF OFF ON ON eLive XIIHU 9ROXPH ROXPQ 7 7 7 7 ROXPQ 6DPSOH 2XW 09 09 09 09 09 09 6DPSOH Q RRS 6DPSOH 3 3 7 DFN IOXVK 3 LYH QMHFWLRQ LYH 6ZLWFKLQJ MV1 MV2 MV3 MV...

Page 50: ...icroSAM 48 Operating Instructions 06 2012 C79000 G5376 C560 07 The measuring cycle is finished when all components have left the column system Note Check that all components which have been backflushed have left the column system ...

Page 51: ...period from 29 s to 37 s dashed line in the illustration The following illustration shows the signal response at the detectors TCD 4B TCD 1B and TCD 2B The components still present in column 2 are purged following the cut via TCD 2B to the outlet You can check the setting of the live column switching at TCD 1B and TCD 2B during the cut ROXPQ 7 7 7 ROXPQ 3 3 7 LYH FROXPQ VZLWFKLQJ Figure 3 13 Cut c...

Page 52: ...l present in columns 1 and 2 are removed from the analytical system by the backflush process Checking of the backflushed components is carried out at TCD 2A 7 7 7 7 ROXPQV 6DPSOH RXWOHW DUULHU JDV 09 09 09 09 09 6DPSOH LQOHW 6DPSOH ORRS 3 3 7 DFN IOXVKLQJ VDPSOH IORZ 3 ROXPQ LYH QMHFWLRQ LYH FROXPQ VZLWFKLQJ HWDLO Figure 3 14 Backflushing check ...

Page 53: ...g of correct functioning at regular intervals Display Up to release version 4 the display consists of 8 LEDs From release version 5 onwards the display consists of an alphanumeric display and 6 LEDs 5HDG 0DLQW 5HJ DLOXUH 6DPSOH IORZ HDUW EHDW 9 HDOWK 6WDWXV 3RZHU 5HDG HDUW EHDW 0DLQW 5HT 6DPSOH IORZ 6 2 PRO DLOXUH Display up to and including release version 4 Display from release version 5 onwards...

Page 54: ...ights up Power 24 V supply voltage present Heartbeat Software sign of life Ready Chromatograph is ready Maint Req Chromatograph has a maintenance request Failure Chromatograph has an alarm Sample flow No sample flow Health status left Ethernet connection has been established Health status right Communication is taking place The text box displays the following information 1 Sample stream S1 S2 S3 S...

Page 55: ...e control systems heated the column and the detectors They are located in the analysis module The third temperature control system heated the pneumatic connectors Additional fourth temperature control system The fourth temperature control system is located on devices as of release version 10 at the sample inlet of the MicroSAM Fourth temperature control system at the sample inlet Sample path in th...

Page 56: ...erature control system Depending on the dew point of the process sample condensate can form in the sample path This can result in destruction of the analysis module From the entrance to the enclosure of MicroSAM the preheated sample is thermostatically controlled to the correct temperature by the additional temperature control system The sample path is heated by the additional temperature control ...

Page 57: ...n non hazardous areas It is essential to observe the following conditions Permissible ambient temperature from 20 to 55 C Maximum permissible relative humidity 90 24 V DC supply voltage Use of appropriate lightning protection equipment Grounding must be possible Use of gas connections and the gas purity requirements as described in sections Gas lines Page 58 and Sample lines Page 59 Protection aga...

Page 58: ... elongated holes in the metal bracket to allow simple removal NOTICE Note the correct mounting position The chromatograph must always be mounted horizontally with the analysis module at the top When mounted correctly the technical specifications are guaranteed and the text can be read in the inspection window If you wish to mount the chromatograph in a different position please first contact Sieme...

Page 59: ...ION Destruction of the thermal conductivity detectors Only use the carrier gas specified in the device documentation The thermal conductivity detectors could be destroyed Do not operate the thermal conductivity detectors with bridge voltages higher than those specified in the application data The bridge voltages must be optimized at minimum values in order to guarantee a long service life for the ...

Page 60: ...alve upstream of each gas input to the gas chromatograph Gas connections on the gas chromatograph All gas inlets and outlets Swagelok 1 8 The gas inlets and outlets are numbered 1 2 3 4 5 6 7 8 Figure 4 2 Gas connections Number Description Comment 1 Analysis module output Heated 2 Analysis module output Heated 3 Sample Heated 4 Sample Heated 5 Carrier gas input Not heated 6 Output from pneumatic c...

Page 61: ...nnections 3 4 5 and 8 contain a R60 filter order no C70211 A1677 C56 pressed into the screwed gland and must not be removed 4 4 3 Sample lines Fit the sample preparation equipment as close as possible to the chromatograph so that the connection lines are short The sample line to the chromatograph must have a downward gradient NOTICE Filter for microdiaphragm valves The microdiaphragm valves have a...

Page 62: ... An equipotential bonding cable is required for explosion proof chromatographs irrespective of the local installation guidelines Independent thereof the chromatograph housing must be grounded for electromagnetic compatibility reasons Procedure 1 Connect the grounding screw symbol at the bottom right on the chromatograph to a central grounding point The permissible cable cross section is 2 5 mm2 to...

Page 63: ...ting with hub1 Mounting without hub2 Violet RS232 RxD RS485 B Black RS232 TxD RS485 A Gray pink RS232 RS485 shield Red blue RS232 RS485 GND Brown green Ethernet 10BaseT TX Ethernet cable Orange white Ethernet cable Green white White green Ethernet 10BaseT TX Ethernet cable Orange Ethernet cable Green White yellow Ethernet 10BaseT RX Ethernet cable Green white Ethernet cable Orange white Yellow bro...

Page 64: ...ph also samples and hydrogen as carrier gas can be discharged via the breathing connector or a connected line In such a case there is a danger to personnel equipment and the environment For this reason take appropriate measures to prevent this Never connect the breathing connector to the exhaust gas system WARNING Do not close off the breathing device Ensure that the breathing device is not closed...

Page 65: ...or or a connected line In such a case there is a danger to personnel equipment and the environment For this reason take appropriate measures to prevent this Never connect the breathing connector to the exhaust gas system 4 4 9 Power switch and fuse The gas chromatograph does not have a power switch Therefore install an external power switch with a switching capacity of min 2 5 A and a slow blow fu...

Page 66: ... with a terminal areas from 13 to 21 mm Core color Description White 24 V DC Brown 24 V DC Green 24 V DC Yellow 24 V DC Gray GND 24 V DC Pink GND 24 V DC Blue GND 24 V DC Red GND 24 V DC Black Permissible cable length The power supply on the chromatograph must be up to AS07 24 V DC 15 10 from AS08 onwards 24 V DC 18 5 30 2 V If the power supply delivers exactly 24 V DC and if only one chromatograp...

Page 67: ...lay contact 0 5 A 100 V 10 W Second connection to 24 V DC 9 The SSSI signals from devices are available with release version 10 The signals are used for example to connect an IO extender order no A5E01494354 Refer to the documentation of the IO extender for more on this If SSSI is not used the lines are available for their original function as digital inputs and outputs The following table is vali...

Page 68: ...the chromatograph in order to connect the HMI device for servicing purposes Procedure WARNING Hazardous area You require a fire permission certificate in order to carry out servicing work on the gas chromatograph in a hazardous area Due to the hot components and residual electrical charges in the gas chromatograph explosions may occur if you open the housing prematurely A corresponding warning lab...

Page 69: ...MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 67 2 Unscrew the securing ring If the ring cannot be opened by hand extend the lever arm To do this insert e g two appropriate screwdrivers into the holes on the edge of the ring ...

Page 70: ... removed the Ethernet connection via the standard cable is interrupted Comment Pin No Description Mounting with hub1 Mounting without hub2 22 Ethernet 10BaseT TX Ethernet cable Orange white Ethernet cable Green white 23 Ethernet 10BaseT TX Ethernet cable Orange Ethernet cable Green 24 Ethernet 10BaseT RX Ethernet cable Green white Ethernet cable Orange white 25 Ethernet 10BaseT RX Ethernet cable G...

Page 71: ...ng 4 4 Mounting and connecting MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 69 2 Carefully rotate the 1 5 mm hexagon socket head bolt in the ring in the clockwise direction as far as possible ...

Page 72: ...Mounting 4 4 Mounting and connecting MicroSAM 70 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 73: ...74 WARNING Explosion hazard If you commission a gas chromatograph in an environment with an explosive atmosphere you must observe the directives for explosion protection Switch off the gas chromatograph when carrying out repairs or maintenance as soon as atmospheric air penetrates into it in other words When the device is opened When work is carried out on carrier gas lines and sample gas lines Al...

Page 74: ...ts and outlets 1 to 7 of the chromatograph 2 Connect the exhaust and gas lines according to the piping diagram 5 2 Activating the gas supply Requirement All gas lines are connected and leakproof Procedure 1 Turn the carrier gas up to a pressure of 600 to 700 kPa 2 Turn the sample gas up to an absolute pressure of 160 kPa 3 If applicable turn the calibration gas up to an absolute pressure of 160 kP...

Page 75: ... Status on the right and Health Status on the left light up 3 Sample flow and Maint Reg flash together until the MicroSAM is ready 4 Heartbeat starts to flash when the MicroSAM is ready 5 Failure lights up until the temperature and pressure have reached their operating values and any alarms have been acknowledged 6 Ready lights up at the end of the switch on procedure as soon as the chromatograph ...

Page 76: ... the same IP address as the gas chromatograph We therefore recommend the IP address 161 218 51 254 The connection between the PC and gas chromatographs has been made and the Windows XP operating system has been started Procedure Start the program Maxum System Manager start bar Start Programs Maxum System Tools Maxum System Manager Start the function Add Unit Menu System Menu command Add Unit and e...

Page 77: ...n of the repair or maintenance work Note The column system and the detector are contaminated least if the chromatograph remains in operation Do not shut down the device if the system is only stationary for a short time e g 3 weeks Only switch off the output devices If you wish to shut down the gas chromatograph Siemens AG recommends the following sequence 1 Shut off all sample streams 2 Switch off...

Page 78: ...Commissioning and operation 5 5 Shutting down MicroSAM 76 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 79: ...ulations Before opening the housing in the hazardous area switch off the power supply and then always wait for at least 65 minutes Following the waiting time When the surface temperatures inside the gas chromatograph have cooled down to a temperature corresponding to temperature class T4 When the electric charge on the internal components has dropped to a voltage permissible for explosion protecti...

Page 80: ... analysis module MicroSAM 78 Operating Instructions 06 2012 C79000 G5376 C560 07 2 Unscrew the top cover If the cover cannot be opened by hand extend the lever arm Insert e g two appropriate screwdrivers into the holes on the edge of the cover ...

Page 81: ...Service and maintenance 6 1 Maintenance of analysis module MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 79 3 Pull out the insulating cover using the handle ...

Page 82: ...Service and maintenance 6 1 Maintenance of analysis module MicroSAM 80 Operating Instructions 06 2012 C79000 G5376 C560 07 4 Loosen the M14 nut using the supplied ring spanner A F 21 ...

Page 83: ...Service and maintenance 6 1 Maintenance of analysis module MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 81 5 Unscrew the M14 nut until it is flush as shown below ...

Page 84: ...ntenance of analysis module MicroSAM 82 Operating Instructions 06 2012 C79000 G5376 C560 07 6 Loosen the M6 lock nut using a ring spanner A F 10 7 Completely unscrew the M14 nut 8 Unscrew the screw on the pulling tool as shown below ...

Page 85: ...0 07 83 9 Insert the dovetail of the pulling tool behind the hexagon screw head on the analysis module 10 Lock the pulling tool by rotating clockwise 11 Hold the bottom part of the pulling tool tight and rotate the screw clockwise until the analysis module is released 12 Remove the analysis module from the guide pin ...

Page 86: ...evious module If the type is not identical the device will malfunction You can find the type ID On the white sticker of the analysis module On the rating plate on the ventilation opening of the device Example A05 126 ES02 The first block A05 in this case corresponds to the module type 1 Slide the new analysis module onto the guide pin such that the three electric plugs on the bottom fit into the c...

Page 87: ... is retained CAUTION Damage to the connection When installing the analysis module the packing glands of the module are sealed by the pneumatic connector Only use the supplied ring spanner If you apply too much force by using a different ring spanner with a longer lever arm the connection will be damaged 5 Tighten the M10 lock nut using the ring spanner A F 10 6 Rotate the M14 nut clockwise using t...

Page 88: ...king screw According to the explosion protection regulations all housing covers which have to be unscrewed to open the housing must each be secured against unintentional opening by a locking screw This is achieved for this device using the hexagon socket head bolt Before opening loosen this hexagon socket head bolt Following closing tighten this hexagon socket head bolt 10 Restart the device Durin...

Page 89: ...WARNING Observe waiting time Observe the regulations for explosion protection if the chromatograph is installed in a hazardous area Before opening the housing in the hazardous area switch off the power supply and then always wait for at least 65 minutes Following this time the surface temperatures within the chromatograph have cooled down to a temperature corresponding to temperature class T4 and ...

Page 90: ...WARNING Explosion hazard Observe the regulations for explosion protection if the chromatograph is installed in a hazardous area Replacement of this backup battery is only permissible in the hazardous area if you have a fire permission certificate This applies whether the gas chromatograph is switched on or off Procedure 1 Remove the connector on the battery module 2 Loosen the screw T30 3 Remove t...

Page 91: ...nd removing electronic components MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 89 Removing the CAC module Procedure 1 Hold the CAC module on the long side and carefully lever out 2 Make sure you do not bend the connector pins ...

Page 92: ...ing and removing electronic components MicroSAM 90 Operating Instructions 06 2012 C79000 G5376 C560 07 Removing the RSP module Procedure 1 Disconnect all electric connections 2 Loosen the six screws T30 3 Carefully remove the RSP module ...

Page 93: ...talling and removing electronic components MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 91 Removing the EPC module Procedure 1 Loosen the three connectors 2 Loosen the four screws T10 3 Carefully remove the EPC module ...

Page 94: ... The side on which the plug connector is missing must point toward the cable gland of the chromatograph The RSP module has one cutout This cutout must point toward the cable gland of the chromatograph Installing the EPC and RSP modules Install the two modules in the reverse order to that when removing Installing a new CAC module Position the CAC module correctly above the connectors and push in un...

Page 95: ...ocking screw According to the explosion protection regulations all housing covers which have to be unscrewed to open the housing must each be secured against unintentional opening by a locking screw Before opening loosen this hexagon socket head bolt Following closing tighten this hexagon socket head bolt 3 The system parameters must be downloaded when the device is switched on again The procedure...

Page 96: ...croSAM basic device as a GC which can be operated with analysis modules of type A 6 4 1 Preparation for use of analysis modules of type A Procedure 1 Terminate measuring mode of the device 2 Deactivate the detectors using the operating software 3 Save the configuration in the flash memory 4 Switch off the device 5 Shut off the carrier gas and sample gas supplies 6 Open the two housing covers 7 Dei...

Page 97: ...reparation for use of analysis modules of type A View of EPC module Disconnect the solenoid valve MV5 plug number 5 Disconnect the solenoid valve MV3 plug number 3 Connect the cable number 3 to the solenoid valve MV5 The cable number 5 is not required in the configuration of type A 11 Reinsert the RSP module 12 Close the housing The basic device AS09 is now prepared for use of analysis modules of ...

Page 98: ...m 3 Start the Open function menu File Menu command Method Open 4 Download the AXX met file from the CD Parameter Backup CD 5 Click in the toolbar of Maxum EZChrom on the Instrument Setup symbol and select the Valves menu 6 Click on FlushLoop in the Name column and change the name in the drop down list to FlushLoop_1 7 Repeat step 6 for all other entries with the name FlushLoop 8 Change the remaini...

Page 99: ...vices up to AS08 The parameters include the settings for the solenoid valves MV1 to MV4 MV1 is preset in the software to FlushLoop From AS09 onwards the basic device contains an additional solenoid valve MV5 and MV1 and MV5 are preset to FlushLoop_1 and FlushLoop_2 respectively When reconfiguring to a gas chromatograph with type A analysis modules you must therefore rename FlushLoop to FlushLoop_1...

Page 100: ...sis modules of type D Procedure 1 Terminate measuring mode of the device 2 Deactivate the detectors using the operating software 3 Save the configuration in the flash memory 4 Switch off the device 5 Shut off the carrier gas and sample gas supplies 6 Open the housing 7 Deinstall the analysis module type A 8 Install the analysis module type D 9 Remove the RSP module ...

Page 101: ...is modules of type D View of EPC module Connect the plug number 3 to the solenoid valve MV3 Connect the plug number 5 to the solenoid valve MV5 11 Reinsert the RSP module 12 Close the housing 13 Using the Maxum EZChrom and Maxum System Manager operating software download the standard methods for the analysis modules of type D The basic device AS09 has now been returned and parameterized for use of...

Page 102: ...Service and maintenance 6 4 Conversion of MicroSAM basic device AS09 MicroSAM 100 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 103: ...parts list 6 0 16 Item Designation Order No 10 Main cover A5E00117263 20 Insulating cover A5E00146499 30 Side cover A5E00117261 520 Inspection window complete A5E00481197 50 NPT cable gland potted with cable A5E00839837 60 RSP module A5E00315395 70 CAC module A5E00794337 280 Battery module A5E00713507 ...

Page 104: ...5 140 Conical pressure nut complete A5E00160856 160 Analysis module type A01 A5E00209700 170 Analysis module type A02 A5E00209753 180 Analysis module type A03 A5E00209756 190 Analysis module type A04 A5E00209765 200 Analysis module type A05 A5E00209774 210 Analysis module type A06 A5E00209800 220 Analysis module type A07 A5E00209802 230 Analysis module type A08 A5E00209808 235 Analysis module type...

Page 105: ...5 6 6 5 BR RD 9 9 1 b9 1 b9 6KLHOG 5 56 56 7 56 56 576 56 1 56 7 WKHUQHW DVH 7 7 WKHUQHW DVH 7 5 WKHUQHW DVH 7 5 WKHUQHW DVH 7 LJLWDO 2XW LJLWDO 2XW LJLWDO 2XW LJLWDO 2XW LJLWDO Q LJLWDO Q LJLWDO Q LJLWDO Q XPSHU 5 9 5 5 5 5 25 7KH UHWXUQ OLQHV PLQXV OLQHV RI WKH GLJLWDO 2 DUH GLUHFWO FRQQHFWHG ZLWK 1 bu blue pk pink bn brown rd red ye yellow bk black gy gray vt violet gn green wh white ...

Page 106: ...Examples MicroSAM 104 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 107: ...oisture In accordance with EN 60529 IEC 60529 IP 65 In accordance with NEMA 250 NEMA 4X Power supply Supply voltage Up to AS08 24 V DC 10 to 15 From AS08 onwards 24 V DC 18 5 V to 30 2 V External fuse T 2 5 A Power consumption typical 18 W Power consumption maximum 60 W Dimensions and weights Dimensions 360 x 300 x 220 width x depth x height in mm Weight Approx 20 kg Mounting Installation on Post ...

Page 108: ...EC 61000 4 4 1 kV IEC 61000 4 5 Asymmetric symmetric 1 kV 0 5 kV IEC 61000 4 6 10 V Immunity to discharges of static electricity IEC 61000 4 2 Air contact 8 kV Immunity to fields IEC 61000 4 3 10 V m Emitted Interference CISPR 11 EN 55011 Class B living accommodation KC marking for use in Korea only A급 기기 이 기기는 업무용 A급 전자파 적합기기로서 판매자 또는 사용자는 이 점을 주의하시기 바라며 가정 외의 지역에서 사용하는 것을 목적으로 합니다 Safety Electri...

Page 109: ...s and gases Column type Capillary columns 0 15 to 0 25 mm internal diameter Column switching Multidimensional chromatography with backflushing and cut in live system Multifunctional membrane valve For injection and backflushing Gas connections Swagelok 1 8 Pressure controller Max 4 single channel electronic pressure controllers Solenoid valves for control of multi function membrane valve 2 NC cont...

Page 110: ... Injection volume adjustable using switching times From 2 to 50 μl Detectors calibration and performance data Detector type TCD max 8 sensors Cell volume 0 02 μl Calibration Manual or automatic single level or multi level only MicroSAM Permissible performance of carrier gases Repeatability for measuring ranges 2 100 0 5 of full scale value application dependent Repeatability for measuring ranges 0...

Page 111: ... 68376 20 MHz Flash EPROM 1 MB Static RAM 1 MB Operating system Forth Software Preinstalled Modifications or upgrades downloadable via internal service interface Interfaces Communication 1 x Ethernet 10BaseT TCP IP Control system coupling 1 x RS485 or RS232 MODBUS RTU OPC ODPC over Ethernet only MicroSAM Inputs outputs Basic equipment Digital outputs relay contact 0 4 A 24 V DC For devices of rele...

Page 112: ...upply voltage Software sign of life Ready for operation Maintenance demanded Fault Sample flow Ethernet connection status Communication status Display from release version 5 onwards LED displays for Supply voltage Software sign of life Ready for operation Maintenance demanded Fault Sample flow Recommended operator panel See documentation of supplied software ...

Page 113: ...MicroSAM Operating Instructions 06 2012 C79000 G5376 C560 07 111 Dimension drawings 10 Mounting holes for MicroSAM Electric cable with a length of 4000 mm Figure 10 1 Dimension drawing of MicroSAM ...

Page 114: ...Dimension drawings MicroSAM 112 Operating Instructions 06 2012 C79000 G5376 C560 07 ...

Page 115: ...nic pressure controllers are programmed at the factory using a time function 6WUDLJKW The components pass through the two columns in succession DFNIOXVKLQJ Once some of the components have passed through the first column the flow direction in it is reversed The components still present in the first column are returned to the beginning of it and flushed into the atmosphere via the backflushing outp...

Page 116: ... are to be measured If components would falsify the result or damage the second column In order to directly pass components to a further detector e g to shorten the duration of the analysis A 1 1 Advantages of live switching The sample only comes into contact with parts of the live T piece but not with valves No switching valves are required in the oven and the column switching does not result in ...

Page 117: ...n succession Pressure P1 is initially applied The final pressure is the atmospheric pressure P0 This results in pressure distributions and flows as shown on the left Conclusion with the straight operation shown in the graphic the pressure P2 is produced in the middle between the two columns Note In real processes the curve for the pressure drop is nonlinear ...

Page 118: ...The pressure P2 from the previous figure is read on the y axis This pressure P2 is then applied between the two columns The input of the first column is left open This results in a pressure distribution with the flows as shown on the left Conclusion the first column is now operated in backflushing mode ...

Page 119: ...n is required for the pressure P2 from the thought experiment above The solution to the problem is the live T piece The two columns are connected in the live T piece via a capillary This coupling capillary has a flow resistance two pressures must be considered P3 downstream of the capillary P2 upstream of the capillary In straight operation everything remains as described in the section Pressures ...

Page 120: ...pressure P2 is set a little lower than pressure P3 The result the components are flushed into the atmosphere as soon as they leave the first column Since the pressure on the left of the coupling capillary is lower than that on the right the gas present in the first column is transported to the cut output ...

Page 121: ...ions exist for straight operation and cut 3 3 6DPSOH Straight Everything from the first column must enter the coupling capillary and everything from the coupling capillary must enter the second column This functions reliably if the center flow sample is supplemented by the flows of the auxiliary inputs P2 and P3 The flow in the coupling capillary is from left to right 6DPSOH 3 3 Cut Everything fro...

Page 122: ...commonly referred to as ESD devices This is also the international abbreviation for such devices ESD modules are identified by the following symbol CAUTION ESD devices can be destroyed by voltages well below the threshold of human perception These static voltages develop when you touch a component or electrical connection of a device without having drained the static charges present on your body T...

Page 123: ...gure A 1 Electrostatic voltages on an operator Basic protective measures against electrostatic discharge Ensure good equipotential bonding When handling electrostatic sensitive devices ensure that your body the workplace and packaging are grounded This prevents electrostatic charge Avoid direct contact As a general rule only touch electrostatic sensitive devices when this is unavoidable e g during...

Page 124: ...SC PA RD Karlsruhe A 4 A marking in accordance with KC Korea KC marking for use in Korea only Device version Operating instructions A급 기기 이 기기는 업무용 A급 전자파 적합기기로서 판매자 또는 사용자는 이 점을 주의하시기 바라며 가정 외의 지역에서 사용하는 것을 목적으로 합니다 Class A device This device is classified as having electromagnetic resistance suitable for industrial use Class A and may be used universally apart from in domestic use ...

Page 125: ...ww siemens com processanalytics Here you will find Products solutions including our newsletter containing up to date information on your products Electronic trading over the Internet Support with e g instructions and manuals certificates brochures and catalogs Training center Siemens offers corresponding courses for newcomers to process gas chromatography Please contact the central Training Center...

Page 126: ...bisulfide CSA Canadian Standards Association DC Direct Current DIN Deutsches Institut für Normung e V German standards association DVD Digital Versatile Disk DVGW Deutsche Vereinigung des Gas und Wasserfaches e V German technical scientific association EEPROM Electrically Erasable Programmable Read Only Memory e g For example EIA Electronic Industries Alliance eLive enhanced Live injection EMC Ele...

Page 127: ...BF Mean operating Time Between Failures MTTR Mean Time To Recover MV Solenoid valve N2 N2 nitrogen NAU Network Access Unit NEMA National Electrical Manufacturers Association PC Personal Computer a stationary single user computer Porabond Q Name of a type of column ppm parts per million 10 6 PTB Physikalisch Technische Bundesanstalt German technical inspectorate PWM Pulse width modulation RAM Rando...

Page 128: ... T Temperature TCD Thermal Conductivity Detector TCP IP Transmission Control Protocol Internet Protocol a reference module for communication on the Internet TS Column V Volt VDE Verband der Elektrotechnik Elektronik und Informationstechnik German Association for Electrical Electronic and Information Technologies ...

Page 129: ...liphatic hydrocarbons are nonpolar lipophilic compounds American wire gauge AWG American Wire Gauge is a specification for wire diameters and mainly used in North America It identifies electric cables made of stranded or solid wire and is used in electrical engineering to identify the cross section of conductors Analog Continuous representation of a variable e g voltage using a scale in contrast t...

Page 130: ... the gas lines of the live T piece Straight Backflushing Cut Cut is the name of the process where the components have passed through the first column and some of them are flushed through the cut output They never reach the second column Detection limit The detection limit refers to the extreme value of a measuring method down to which the variable can just still be reliably detected The measured v...

Page 131: ...rsion 09 MicroSAM features the eLive injection which controls the position of the injection content prevents the mixing with carrier gas and prevents the influences of viscosity during injection in the case of certain gas compositions Ethane Ethane is a chemical compound belonging to the group of alkanes saturated hydrocarbons Ethane is a colorless and odorless gas with the formula C2H6 Ethane is ...

Page 132: ... alcohols The ketones derived from the alkanes are also referred to as alkanones The simplest ketone is acetone propanone or dimethyl ketone MEMS Micro Electro Mechanical System MEMS is a combination of mechanical elements sensors actuators electronic circuits on a substrate or chip Modbus The Modbus protocol is a communications protocol based on a master slave or client server architecture The Mo...

Page 133: ...esses since the sequences are easy to automate and a large number of components can be measured simultaneously Can be used to separate and quantify the components of almost all homogenous gaseous or liquid mixtures It must be possible to vaporize the liquid components without decomposition The individual components of a discrete sample pass through the column system at different velocities and are...

Page 134: ...a signal The original data signal is reconstructed at the receiver from the difference between these two signals It is then possible to use significantly longer transmission links and higher speeds than with RS 232 Furthermore several transmitters and several receivers can be connected to one pair of conductors Silanes The name silanes refers to a group of chemical compounds consisting of a silico...

Page 135: ... partner 123 Core cross section 64 Corrosion danger 10 Coupling capillary 117 CSA marking 22 D Dangerous gases 10 Detector 75 Detectors calibration and performance data 108 Digital input 65 Digital output 65 Dimensions and weights 105 Display 51 Disposal 17 Distance 64 Dovetail 83 Dummy plug 57 E EC Declaration of Conformity 122 Electromagnetic compatibility 106 Electronics Communication and analy...

Page 136: ...ss 74 L Label 16 66 Laptop 66 LED 51 Linearity Measuring range 20 Live injection 26 30 Valveless 20 Live switching 30 113 114 Locking screw 86 M Maintenance 9 Maintenance engineers 7 MEMS 20 Metal bracket 11 56 Module CAC 89 EPC 91 RSP 90 Modules 21 Mounting 105 Communications cable 57 Equipotential bonding 57 Exhaust gas lines 57 Gas lines 57 Line fuse 57 Power cable 57 Power switch 57 Sample lin...

Page 137: ...jection 108 Sample gas 10 Sample line 59 Serial number 22 Service technicians 7 Shipping 9 Status display 110 Storage 9 Stream sampling point 20 Sub D socket 68 Subnet mask 74 Surface temperature 77 Swagelok 58 Switching capacity 63 T Technical support 123 Temperature control systems 53 Terminal area 64 Terminal box 61 Text box 51 Thermal conductivity detector 25 57 Thermal fuse 107 Training cente...

Page 138: ...www siemens com automation Subject to change without prior notice C79000 G5376 C560 07 Siemens AG 2012 Siemens AG Industry Sector Sensors and Communication Process Analytics 76181 KARLSRUHE GERMANY ...

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