DPS 4000 Series CAN bus pressure transducer User manual
Contents
1. Examine the electrical connections Do all the applicable tests and checks refer to the system installation manual s If necessary install a new pressure transducer Maintenance Cleaning CAUTION Do not use high pressure gas to remove dirt from the unit This can damage the sensor in the unit If necessary remove the unit 2 Clean the unit with a lint free cloth and a soft brush If necessary make the cloth moist with a weak solution of detergent 3 For gauge versions with a 6 core vented screened cable Make sure that there is no blockage in the cable vent tube If necessary remove the blockage 4 Allow the unit to dry before you use it again m sti K296 Issue 1 DPS 4000 User Manual 5 3 Maintenance Calibration Druck supplies a calibration certificate with the pressure transducer When itis necessary to recalibrate the pressure transducer use the procedure that appears below Druck recommends a minimum interval of once a year Note Druck can provide a calibration service that is traceable to international standards Calibration The equipment you need Druck recommends that you use these items of equipment to calibrate the unit Pressure source minimum accuracy 0 05 of reading Digital thermometer minimu2. 4 E r iThenn n 1 d Object 0x6130 02 H i Object 0x6148 02 H Object 0x2009 Temperature Value Temperature Value iTemperature Span HE feMMMMMMMHee iUnderflow Count Process Value H 1Span Start value H X 4 i x i y Count n i l d i d if x y You can reset the count when applicable For example after calibration To monitor the operation Objects 0x6000 Ox6FFFF 0x6130 01 0x6130 02 The pressure and temperature Use object 0x6130 01 Pressure Value and object 0x6130 02 Temperature Value to monitor the current process values The process values include the calibration corrections objects 0x2207 to 0x220A and the applicable scale and offset data objects 0x6120 to 0x6124 You can use object 0x1A00 Transmit PDO Mapping to put the applicable data in the Transmit PDO 0x6150 The pressure and temperature status Use object 0x6150 Status to monitor the current status of the pressure and temperature output Status 0 The value is in the limits given in 0x6148 and 0x6149 Status 1 The value is more than the limit given in 0x6149 Status 2 The value is less than the limit given in 0x6148 m sti K296 Issue 1 DPS 4000 User Manual 5 1 5 Maintenance
3. 4 x FS maximum 200 bar Negative port 4 x FS maximum 15 bar K296 Issue 1 2 4 DPS 4000 User Manual Table 2 2 Part of table Pressure ranges and limits Gauge pressure Absolute pressure Differential transducers transducers pressure transducers Line pressure Not applicable Not applicable Maximum 35 bar limits Temperature performance Operating temperature range 40 C to 80 C Compensated temperature range 10 C to 60 C Accuracy Pressure and temperature measurements Table 2 3 shows the accuracy of the pressure and temperature measurements over the compensated ranges The values for the pressure accuracy include all sources of error except for these items Long term drift Effects of line pressure differential pressure versions only Table 2 3 Pressure and temperature accuracy Compensated pressure Pressure accuracy Temperature accuracy range Rate of new data 10 Hz All zero based pressure 0 2 of reading down to 50 of 2 C over the ranges full scale FS then 0 1 FS compensated pressure and down to zero refer to Note temperature ranges All gauge and differential 0 2 FS refer to Note 2 C over the ranges This includes compensated pressure and negative calibration temperature ranges ranges Note If you set the rate of new data to 100 Hz this increases the noise level for the data The noise adds an uncertainty of 0 05 full scale FS to the acc
4. NMT Slave Error Control Node Guarding or Heartbeat Node ID LSS DSP 305 V1 0 No of PDOs 0 Receive and 1 Transmit PDO Modes Event triggered or Remotely requested PDO Linking Yes PDO Mapping Default No of SDOs 1 Server and 0 Client Emergency Message Yes CANopen Version DS 301 V4 01 Framework No Certified No Device Profile DSP 404 V1 0 Baud rate 250 kbit s LSS DSP 305 V1 0 The pressure transducer you receive These items are etched onto the body of the pressure transducer you receive Druck DPS4xxx Identifies the model number XXX XXXX X Identifies the pressure range and type Example 350 mbar g Gauge 9 Absolute a Differential d 7 5 TO 30 Vdc Identifies the voltage range S N xxxxxxx Identifies the serial number K296 Issue 1 1 4 DPS 4000 User Manual Make sure that the data is correct The data below identifies the structure of the Ordering Information 1 The Model number For example DPS4060 DPS Basic Type Number Code Pressure Type 40 Gauge or Absolute 41 Differential Code Electrical Connection 10 6 core vented screened cable 1 metre 60 6 pin bayonet plug The pressure range The version Gauge Absolute or Differential The pressure connection refer to section 2 oc ovg The applicable options A Mating connector for the 6 pin bayonet plug B Negative calibration C Alternative engineering units psi D User instruction handbook thi
5. WARNING High pressures and temperatures are dangerous refer to the pressure limits in table 2 2 Be careful when you do work on components connected to lines that have high pressures and heat Use the applicable protection and obey all safety precautions Be careful when you do work on components with connections to an electrical supply When possible do the work with the electrical supply disconnected Electrical shocks can cause death or injury CAUTION When not in use keep the connections clean at all times and put covers on the open connections The covers prevent contamination and damage You can do these maintenance tasks Identify faults from the software Clean the unit Recalibrate the unit Note Druck can provide a calibration service that is traceable to international standards You must return the unit to the supplier for these items For all repairs For changes or upgrades to the internal software K296 Issue 1 5 2 DPS 4000 User Manual Maintenance From the software Note Ox identifies a hexadecimal value Object 0x1800 02 Index 0x1800 Sub index 0x02 refer to appendix A The status of the unit To monitor the current status of the unit you can use these sources of error data The Error control facilities refer to section 4 The Error Register object 0x1001 refer to section 4 If there is an error Do the Network Initialisation Process the Boot up process again
6. Data Index Write If applicable 0x1000 0x00 R 0x00020194 DSP404 Analogue Input 0x1001 0x00 R 0 No errors 0x1005 0x00 RW 0x080 ID 128 No SYNC generation 0x1008 0x00 R DPS4xx0 DK226v xx xx 0x100C 0x00 RW 0 Error control Off 0x100D 0x00 RW 0 Error control Off Ox100E 0x00 RW 0x701 0x700 Node ID ID 1793 0x1010 0x00 R 1 0x01 0x00000002 Saves autonomously 0x1011 0x00 R 1 0x01 RW 0x00000001 0x64616F6C doal ASCII To reapply all the factory values 0x1012 0x00 0x100 ID 256 0x1014 0x00 0x081 0x080 Node ID ID 129 0x1017 0x00 RW 0 Error control Off K296 Issue 1 A 4 DPS 4000 User Manual 0x1018 0x1A00 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Type Index Size 0x1018 Identity 0x00 Number of Entries 1 UNSIGNED8 0x01 Vendor ID 4 UNSIGNED32 0x02 Product Code 4 UNSIGNED32 0x03 Revision Number 4 UNSIGNED32 0x04 Serial Number 4 UNSIGNED32 0x1200 Server SDO 0x00 Number of Entries 1 UNSIGNED8 0x01 COB ID Client Server 4 UNSIGNED32 0x02 COB ID Server Client 4 UNSIGNED32 0x1800 Transmit PDO 0x00 Number of Entries 1 UNSIGNED8 0x01 COB ID 4 UNSIGNED32 0x02 Transmission Type 1 UNSIGNED8 0x05 Event Timer 2 UNSIGNED16 0x1A00 Transmit PDO Mapping 0x00 Number of Entries 1 UNSIGNED8 0x01 Mapping 1 4 UNSIGNED32 0x02 Mapping 2 4 UNSIGNED32 0x03 Mapping 3 4 UNSIGNED32 0x04 Mapping 4 4 UNSIGNED32 K296 Issue 1 DPS 4000 User Manual A 5 0x1018 0x1A00 T
7. The primary components Operation Before you start Operation Procedures to get started To change the operation Node ID and Baud rate To change the operation Objects 0x1000 Ox1FFFF 4 3 0x100C to Ox100E Error control Node Guarding option 4 3 0x1017 Error control Heartbeat option s s s 4 3 0x1011 01 To reapply the factory values eesss 4 3 0x1800 02 The PDO transmission Type or period 4 3 0x1A00 The data in the Transmit PDO 0 0 4 4 To change the operation Objects 0x2000 Ox2FFFF 4 4 0x210A 0x210B The rate of new data ou eee eerie 4 4 0x2200 To change the calibration data ssss 4 5 0x2201 to 0x2203 The last calibration year month day 4 5 0x2204 to 0x2206 The next calibration year month day 4 5 0x2207 The pressure calibration gain sess 4 5 0x2208 The pressure calibration offset sess 4 6 0x2209 The temperature calibration gain 4 6 0x220A The temperature calibration offset 4 6 0x2304 The tag for the type of data oo eee reece 4 6 To change the operation Objects 0x6000 Ox6FFFF 4 7 0x6120 to 0x61
8. Value 4 REAL32 0x6125 Auto Zero 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value 4 UNSIGNED32 0x6130 Process Value FP 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value REAL32 0x02 Temperature Value REAL32 0x6131 Process Physical Units 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value 4 UNSIGNED32 0x02 Temperature Value 4 UNSIGNED32 K296 Issue 1 DPS 4000 User Manual A 13 0x6123 0x6131 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x6123 0x00 R 1 0x01 RW 1 mbar Scale factor Higher calibration 0 001 bar point Process Value 0 0145038 psi 0x6124 0x00 R 1 0x01 RW 0 Offset 0 0x6125 0x00 R 1 0x01 RW 0x00000000 0x6F72657A orez ASCII To reset 0x6100 01 to zero 0x6130 0x00 R 2 0x01 0 Pressure Process Value 0x02 0 Temperature Process Value 0x6131 0x00 R 2 0x01 RW 0xFD4E0000 mbar Units for 0x6130 01 0x004E0000 bar 0x00A00000 psi 0x02 RW 0x002D0000 C Units for 0x6130 02 K296 Issue 1 A 14 DPS 4000 User Manual 0x6148 0x6150 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Type Index Size 0x6148 Span Start FP 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value 4 REAL32 0x02 Temperature Value 4 REAL32 0x6149 Span End FP 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value REAL32 0x02 Temperature Value REAL32 0x6150 Stat
9. you complete the installation you can prepare the pressure transducer for operation refer to section 4 Installation An example CAN bus system Power Supply B 7 5 VDC to 30 VDC CAN GND CAN H CAN L CANopen software package CAN x Identifies the signal line connections on the CAN bus refer to table 3 1 6 core cable connection Cable screen to CAN GND or an applicable earth gt Represents the different pressure conditions in the example system Differential version only High pressure connection Low pressure connection Figure 3 1 An example CAN bus system Figure 3 1 shows the pressure transducers in an example CAN bus system You must have these items A CAN bus with an applicable input output device for the signal lines applicable to the electrical connection on the pressure transducer Power supply 7 5 VDC to 30 VDC K296 Issue 1 3 2 DPS 4000 User Manual All applicable tools to connect and adjust the pressure connection Refer to the applicable system installation manual All applicable tools to connect and test the electrical connection Refer to the applicable system installation manual Installation Before you start Make sure that you have the correct pressure transducer refer to section 1 Before you install the pressure transducer read the applicable system installation manual for all applicable instructions and procedures Read all the i
10. 24 The scale data for the pressure output 4 7 0x6131 01 The units for the pressure output 4 7 0x6148 The local limits minimum pressure and temperature 4 8 0x6149 The local limits maximum pressure and temperature 4 8 To monitor the operation Objects 0x1000 OX1FFFF 4 8 0x1001 The status of the unit sssseeeeee 4 8 K296 Issue 1 DPS 4000 User Manual ix To monitor the operation Objects 0x2000 OX2FFFF 0x2006 The count Pressure is more than the limit 0x2007 The count Pressure is less than the limit 0x2008 The count Temperature is more than the limit 4 9 0x2009 The count Temperature is less than the limit 4 10 To monitor the operation Objects Ox6000 Ox6FFFF 4 10 0x6130 01 0x6130 02 The pressure and temperature 4 10 0x6150 The pressure and temperature status 4 10 5 Maintenance Maintenance From the software The status of the unit Maintenance Cleaning esses Maintenance Calibration eeeeeeeeeeceeeene nnne nennen Calibration The equipment you need eeeesses 5 3 Two point pressure calibration Procedure 5 3 Two point
11. CANopen Object Dictionary Communication Profile Area 0x1000 Ox1FFFF Manufacturer Specific Profile Area 0x2000 Ox2FFFF Standardised Device Profile Area Ox6000 Ox6FFFF The data appears in a table with two parts Part A identifies the structure of the applicable object entries Part B identifies some of the values and data applicable to each object entry Note Ox identifies a hexadecimal value R Read W Write Refer to References for more data K296 Issue 1 A 2 DPS 4000 User Manual 0x1000 0x1017 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Type Index Size 0x1000 0x00 Device Type 4 UNSIGNED32 0x1001 0x00 Error Register 1 UNSIGNED8 0x1005 0x00 COB ID Sync message 4 UNSIGNED32 0x1008 0x00 Device Name 48 VIS STNG48 0x100C 0x00 Guard Time 2 UNSIGNED16 0x100D 0x00 Life Time 1 UNSIGNED8 Ox100E 0x00 Node Guarding ID 4 UNSIGNED32 0x1010 Store Parameters 0x00 No of entries 1 UNSIGNED32 0x01 Save All Parameters 4 UNSIGNED32 0x1011 Restore Parameters 0x00 Number of Entries 1 UNSIGNED32 0x01 Load All Parameters 4 UNSIGNED32 0x1012 0x00 COB ID Time Stamp 4 UNSIGNED32 0x1014 0x00 COB ID Emergency 4 UNSIGNED32 0x1017 0x00 Heartbeat Time 2 UNSIGNED16 K296 Issue 1 DPS 4000 User Manual A 3 0x1000 0x1017 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result
12. DPS 4000 Series CAN bus pressure transducer User manual K296 Druck Limited 2003 This document is the property of Druck Limited and may not either in part or whole be copied or otherwise reproduced communicated in any way to third parties nor stored in any Data Processing System without the express written authority of Druck Limited K296 Issue 1 ii DPS 4000 User Manual Directives For data on the applied standards refer to the C This product complies with the requirements of the relevant EC Declaration of Conformity K296 Issue 1 DPS 4000 User Manual iii Safety To use this pressure transducer safely you must use the data and procedures in this publication Use the pressure transducer only for the specified applications refer to section 1 The warnings and cautions in this publication are as follows WARNING Do not interchange transducers between an oil system and a system that uses fuel or gas This can cause an explosion that can cause death or injury and or damage to equipment High pressures and temperatures are dangerous refer to the pressure limits in table 2 2 Be careful when you do work on components connected to lines that have high pressures and heat Use the applicable protection and obey all safety precautions Be careful when you do work on components with connections to an electrical supply When possible do the work with the electrical supply disconnected El
13. Pressure connections Electrical connections Male G 1 8B 60 Internal cone 6 Pin bayonet plug Male G 1 4B 60 Internal cone 6 core vented screened cable Male G 1 4B Flat end Male 1 4 NPT Male 7 16 UNF Male M14 x 1 5 to DIN 3863 8 Female G 1 4 Female 1 4 NPT K296 Issue 1 DPS 4000 User Manual 2 3 Performance data Pressure performance These notes apply to table 2 2 Pressure ranges The table identifies the compensated pressure ranges This includes negative ranges if you specified this option Maximum 1 bar and the zero based ranges Over pressure limits The transducers stay in calibration with negligible change if you keep to the specified limits For the differential pressure transducers you must keep to both the line pressure limits and the over pressure limits Table 2 2 Part of table Pressure ranges and limits Gauge pressure Absolute pressure Differential transducers transducers pressure transducers Pressure mbar 350 700 mbar 700 mbar 350 700 ranges bar 1 2 3 5 7 10 bar 1 2 3 5 7 10 bar 1 2 3 5 7 10 20 35 70 20 35 70 20 35 Over Absolute vacuum Absolute vacuum Differential pressure pressure limits to 4 x FS maximum 140 bar to 4 x FS maximum 140 bar from 2 x FS maximum 10 bar to 4 x FS maximum 100 bar Pressure containment limits 4 x FS maximum 200 bar Maximum 200 bar Positive port
14. Record the value in mbar Calculate the new values for the calibration data NEW GAIN GAIN AP1 AP2 FV1 FV2 NEW OFFSET OFFSET FV1 AP1 AP1 AP2 FV1 FV2 The value for the NEW OFFSET is in mbar Write the new values for the calibration data back to the CANopen Object Dictionary a Setobject 0x2200 00 Calibration Access Pin to 4118 b Setobject 0x2207 00 Pressure Gain to the NEW GAIN value c Set object 0x2208 00 Pressure Offset to the NEW OFFSET value The value for the NEW OFFSET is in mbar d Set object 0x2200 00 Calibration Access Pin to 0 Confirm that the new values for the calibration data are correct Do steps 2 and 3 again Write the new values for the last and next calibration dates back to the CANopen Object Dictionary a Setobject 0x2200 00 Calibration Access Pin to 4118 b Setobjects 0x2201 00 to 0x2203 00 to the new values for the last calibration year month day K296 Issue 1 DPS 4000 User Manual 5 5 c Set objects 0x2204 00 to 0x2206 00 to the new values for the next calibration year month day d Set object 0x2200 00 Calibration Access Pin to 0 8 If applicable reset the values for the out of limit counters objects 0x2006 to 0x2009 Two point pressure calibration Results For correct operation the value for the NEW GAIN is in the range 0 9 to 1 1 If the value is not in this range this shows either a defective unit or defective calibration e
15. S 4000 series are ideal for automated systems that must have A large amount of digital pressure data very quickly A high level of accuracy over a wide temperature range A sophisticated level of software control Summary of facilities Because all the transducers in the DPS 4000 series use CANopen software standards each transducer includes a CANopen Object Dictionary You can use the CANopen Object Dictionary to do these primary tasks Monitor the current pressure and temperature data Tag the type of data For example Oil mbar H2O mbar Read the factory defined operating data For example the pressure range and the type of sensor Set the update frequency for the pressure and temperature data Set the pressure units You can set SI units or you can set alternative units Monitor the current status s Read and set the last and next calibration date Set new calibration values Set local pressure and temperature limits for use with the internal out of limit counters Monitor the number of times the pressure is not in the specified limits Monitor the number of times the temperature is not in the specified limits Restore all the factory default values for the CANopen Object Dictionary You can use a standard CANopen software package to get access to the contents of the CANopen Object Dictionary SST K296 Issue 1 DPS 4000 User Manual 1 3 Summary of the CANopen set of functions
16. a Use object 0x2304 Tag to identify the type of data that the pressure transducer supplies Maximum 10 Characters For example Oil mbar K296 Issue 1 DPS 4000 User Manual 4 7 To change the operation Objects 0x6000 OxGFFFF 0x6120 to 0x6124 The scale data for the pressure output The pressure transducer uses a two point calibration to calculate the pressure output The two point calibration includes the relation between the Field Value FV units and the Process Value PV units To change the relation between FV and PV use the scale factor objects and the zero offset This allows you to read the pressure output in one of the alternative pressure units Example Set object 0x6123 01 to 100 the scale factor for pascal p PV Object 0x610001 Object 0x6130 01 Pressure Value H Pressure Value i Field Value X i Process Value Y i mbar E i pascal 0 Xx FV For a list of values you can use to get one of the alternative pressure units refer to appendix B 0x6131 01 The units for the pressure output Use object 0x6131 01 Pressure Value to change the units for the pressure output Example Set Sub index 0x01 to 0x00220000 CANopen value for pascal For a list of values you can use to get one of the alternative pressure units refer to appendix B K296 Issue 1 4 8 DPS 4000 User Manual 0x6148 The local limits minimum pressure and temperature Use object 0x6148 Span Sta
17. able A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x1018 0x00 R 4 0x01 R 0x00000050 DRUCK 0x02 R Model No Example 4160 0x03 R Revision No Example 0x00010001 0x04 R Serial No 0x1200 0x00 R 2 0x01 R 0x601 0x600 Node ID ID 1537 0x02 R 0x581 0x580 Node ID ID 1409 0x1800 0x00 R 5 0x01 R 0x181 0x180 Node ID ID 385 0x02 RW 1 Transmit on every SYNC 0x05 RW 0 Not used 0x1A00 0x00 R 4 0x01 RW 0x61300120 Process Value Pressure 0x02 RW 0x20040020 Acquisition Time 0x03 RW 0x00000000 Not used 0x04 RW 0x00000000 Not used K296 Issue 1 A 6 DPS 4000 User Manual 0x2003 0x2206 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Type Index Size 0x2003 0x00 Current Time 6 TIME OF DAY 0x2004 0x00 Acquisition Time 4 UNSIGNED32 0x2005 0x00 Acquisition Interval 2 UNSIGNED16 0x2006 0x00 Pressure Span Overflow Count 2 UNSIGNED16 0x2007 0x00 Pressure Underflow Count 2 UNSIGNED16 0x2008 0x00 Temperature Overflow Count 2 UNSIGNED16 0x2009 0x00 Temperature Underflow Count 2 UNSIGNED16 0x210A 0x00 Pressure Scan Count 1 UNSIGNED8 0x210B 0x00 Temperature Scan Count 1 UNSIGNED8 0x2200 0x00 Calibration Access Pin 2 UNSIGNED16 0x2201 0x00 Last Calibration Year 2 UNSIGNED16 0x2202 0x00 Last Calibration Month 2 UNSIGNED16 0x2203 0x00 Last Calibration Day 2 UNSIGNED16 0x2204 0x00 Next Calibration Ye
18. ar 2 UNSIGNED16 0x2205 0x00 Next Calibration Month 2 UNSIGNED16 0x2206 0x00 Next Calibration Day 2 UNSIGNED16 K296 Issue 1 DPS 4000 User Manual A 7 0x2003 0x2206 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x2003 0x00 R 0 The current time usually set by 0x1012 0x2004 0x00 R 0 The time the ADC supplied the data in ms after midnight 0x2005 0x00 R 0 0x2006 0x00 RW 0 Count More than the local limit 0x2007 0x00 RW 0 Count Less than the local limit 0x2008 0x00 RW 0 Count More than the local limit 0x2009 0x00 RW 0 Count Less than the local limit 0x210A 0x00 RW 60 60 10 Hz Rate of new data 2 100 Hz Rate of new data 0x210B 0x00 RW 20 20 10 Hz Rate of new data 200 100 Hz Rate of new data 0x2200 0x00 RW 0 0 No write access 4118 Write access 0x2201 0x00 RW Year of calibration To write refer to 0x2200 0x2202 0x00 RW Month of calibration To write refer to 0x2200 0x2203 0x00 RW Day of calibration To write refer to 0x2200 0x2204 0x00 RW Year of next calibration To write refer to 0x2200 0x2205 0x00 RW Month of next calibration To write refer to 0x2200 0x2206 0x00 RW Day of next calibration To write refer to 0xX2200 K296 Issue 1 A 8 DPS 4000 User Manual 0x2207 0x2304 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Typ
19. e Index Size 0x2207 0x00 Pressure Gain 4 REAL32 0x2208 0x00 Pressure Offset 4 REAL32 0x2209 0x00 Temperature Gain 4 REAL32 0x220A 0x00 Temperature Offset 4 REAL32 0x2300 0x00 Min Pressure 4 INTEGER32 0x2301 0x00 Max Pressure 4 INTEGER32 0x2302 0x00 Sensor Type 1 UNSIGNED8 0x2303 0x00 Acquisition Period 2 UNSIGNED16 0x2304 0x00 Tag 10 VIS_STRNG10 K296 Issue 1 DPS 4000 User Manual A 9 0x2207 0x2304 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x2207 0x00 RW 1 Gain correction To write refer to 0x2200 0x2208 0x00 RW 0 Offset correction in mbar To write refer to 0x2200 0x2209 0x00 RW 1 Gain in C To write refer to 0x2200 Ox220A 0x00 RW 0 Offset in C To write refer to 0x2200 0x2300 0x00 R Minimum pressure Calibrated pressure value in mbar Minimum 0x2301 0x00 R Maximum pressure Calibrated pressure value in mbar Maximum 0x2302 0x00 R 0 Absolute Mode of operation 128 Gauge 255 Differential 0x2303 0x00 R 100 Nominal interval for new data 100 ms 10 Hz operation 10 ms 100 Hz operation 0x2304 0x00 RW blank Free format text Maximum 10 characters K296 Issue 1 A 10 DPS 4000 User Manual 0x6100 0x6122 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Type Index 0x6100 Field Value FP 0x00 Number of Entries UNSIGNED8 0x01 Pressu
20. ectrical shocks can cause death or injury CAUTION Until you are prepared to install the unit keep it in the original container with all the covers in position The container and covers prevent contamination and damage When not in use keep the connections clean at all times and put covers on the open connections Do not use high pressure gas to remove dirt from the unit This can damage the sensor in the unit Before you start an operation or procedure in this publication make sure that you have the necessary skills if necessary with qualifications from an approved training establishment Follow good engineering practice at all times Dangerous materials There are no known dangerous materials used in this pressure transducer K296 Issue 1 Iv i DPS 4000 User Manual Repair and maintenance Follow all the recommended maintenance procedures refer to section 5 If itis necessary to repair the unit or change the software contact an approved service agent refer to section 5 Technical support For technical support contact either the manufacturer or an approved service agent refer to section 5 References For more data refer to these publications 1 CANopen Application Layer and Communication Profile CiA Draft Standard DS 301 Version 4 01 2 CANopen Device Profile for Measurement Devices and Closed Loop Controllers CiA Draft Standard Proposal DSP 404 Version 1 0 3 CANopen Layer Setting S
21. ervices and Protocol LSS CiA Draft Standard Proposal DSP 305 Version 1 0 4 CANopen Representation of SI Units and Prefixes CiA Draft Recommendation DRP 303 2 Version 1 1 Abbreviations The abbreviations in this publication are as follows a Absolute Pressure version ADC Analogue to Digital Converter A F Across the Flats Dimension data AP Applied Pressure ASCII American Standard Code for Information Interchange C Celsius Degrees CAN Controller Area Network CANopen A set of standards that defines the operation of devices across a CAN system K296 Issue 1 DPS 4000 User Manual CiA COB COB ID DC DPS EEC EMC EN F FP FS FV Hz ID kbits s LSS Max mbar MIL STD Min mm CAN in Automation international users and manufacturers group CiA e V Communication Object CAN Message Data is sent across a CAN Network inside a COB COB Identifier Identifies a COB uniquely in a Network and determines the priority of the COB Differential Pressure version Direct Current Digital Pressure Sensor European Economic Community Electromagnetic Compatibility European Norm Fahrenheit Degrees Floating Point Full scale Refers to a full scale value from a transducer or instrument Field Value Acceleration of Gravity Gauge Pressure version Gram Hertz Identifier Kilobits per second Layer Setting Services refer to References Maximum Millibar Military Standard Mi
22. fer to objects 0x210A 0x210B 2 Use your CANopen software package to receive the PDO and get access to the CANopen Object Dictionary refer to appendix A You can use your CANopen software package to change these values Values set with the Layer Setting Services LSS Values in the CANopen Object Dictionary The procedures that follow identify the primary objects that you can change and monitor To change the operation Node ID and Baud rate You must use the CANopen Layer Setting Services LSS to change these primary items in the pressure transducer The node ID default value 1 The baud rate default value 250 kbits s When you use the LSS you must identify the device Object 0x1018 Identity contains the identification data Refer to References K296 Issue 1 DPS 4000 User Manual 4 3 To change the operation Objects 0x1000 Ox1FFFF 0x100C to 0x100E Error control Node Guarding option To use Node Guarding for error control set applicable values for these objects 0x100C Guard Time 0x100D Life Time factor 0x100E Node Guarding Identifier Refer to References for more data 0x1017 Error control Heartbeat option To use Heartbeat for error control set applicable values for these objects Ox100E Node Guarding Identifier 0x1017 Heartbeat Time Refer to References for more data 0x1011 01 To reapply the factory values Use object 0x1011 01 Load All Parameter
23. he count increases in increments of one each time the process value is less than the span start value Object 0x6130 01 Object 0x6148 01 Object 0x2007 i i Pressure Value H Pressure Value H iPressure Span H fooweceecenccnnncnnccsccnsces 4 Eo 1 gt iUnderflow Count Process Value H Span Start value H X 4 i x i i y B Count n d i i i fx y iThenn n 1 You can reset the count when applicable For example after calibration 0x2008 The count Temperature is more than the limit Use object 0x2008 Temperature Span Overflow Count to monitor the temperature history The count increases in increments of one each time the process value is more than the span end value i Object 0x6130 02 Object 0x6149 02 Object 0x2008 Temperature Value i Temperature Value Temperature Span T ncesenececerceeneneeeeenden rccmreneeneneieneeeesrenareca iOverflow Count i Process Value H Span End value H 4 i x i i y i Count n d Gace A eek i NECI i fx y i iThenn n 1 You can reset the count when applicable For example after calibration K296 Issue 1 4 10 DPS 4000 User Manual 0x2009 The count Temperature is less than the limit Use object 0x2009 Temperature Span Underflow Count to monitor the temperature history The count increases in increments of one each time the process value is more than the span end value pB
24. m accuracy 1 C A CANopen software package to get access to the contents of the CANopen Object Dictionary refer to appendix A Druck make a range of precision calibrators pressure controllers dead weight testers and calibration software Please refer to Druck for further information on these products Two point pressure calibration Procedure Note Ox identifies a hexadecimal value Object 0x1800 02 Index 0x1800 Sub index 0x02 refer to appendix A To get accurate results you must do the calibration in conditions where the pressure and temperature are stable 1 Record the current values for the calibration data Object 0x2207 00 Pressure Gain GAIN Default value 1 Object 0x2208 00 Pressure Offset OFFSET Default value 0 mbar umun K296 Issue 1 DPS 4000 User Manual Do the first calibration point a Apply pressure AP1 at 10 of the full scale pressure in mbar and allow the pressure to become stable b Record the field value FV1 that appears in object 0x6100 01 Pressure Value Record the value in mbar Do the second calibration point a Apply pressure AP2 at 90 of the full scale pressure in mbar and allow the pressure to become stable b Record the field value FV2 that appears in object 0x6100 01 Pressure Value
25. manual Attach the CAN bus connections and the power supply Attach the cable screen to CAN GND or an applicable earth to get the specified EMC standards Gauge versions only Connect the cable vent tube to the applicable pressure reference point Gauge versions only Make sure that there are no items of equipment that can cause a blockage for the cable vent tube If necessary move the item of equipment that can cause a blockage To complete the installation To complete the installation do all the applicable tests and checks refer to the system installation manual When you complete the installation you can prepare the pressure transducer for operation refer to section 4 m sti K296 Issue 1 DPS 4000 User Manual 4 1 4 Operation The data that appears in this section includes A description of the primary components in the pressure transducer The procedures to start and change the operation of the pressure transducer s The data available from the pressure transducer Note 0x identifies a hexadecimal value Object 0x1800 02 Index 0x1800 Sub index 0x02 refer to appendix A Operation The primary components The pressure transducer includes these primary components A piezo resistive silicon sensor to supply the pre
26. ndagcnssendatetsacassenaa 2 1 W IGhit eke kites mtr ria Era iE EE ke FREE FRE EE LER EE dbs 2 2 Compatible pressure media sseeeenen 2 2 Physical COnnectioris eer C a o pe a a ER 2 2 Performance dat nitent iiaii 2 3 Pressure performance essent 2 3 Temperature performance sessssseeeeeeeenenene 2 4 Accuracy Pressure and temperature measurements 2 4 Long term stability eese 2 4 Electrical data 5 ttt t nr tret tote iicet vno 2 5 Environmental date i 5 3 a ea rrr HEC rH EF E CLIE EXC DG DERE LAE 2 5 Pressure Equipment Directive sseseeeeeeeee 2 5 Electromagnetic Compatibility EMC esee 2 5 Effects of vibration and shock sssseeee 2 5 3 Installation data eeeeeees esee eeeeeee eene nnnn nnne antra nnn antenas 3 1 Installation An example CAN bus system see 3 1 Installation Before you start sssssssee me 3 2 K296 Issue 1 viii DPS 4000 User Manual Installation Procedures osisssa nennen Pressure connections Gauge or Absolute Pressure connections and Differential Electrical connections sssssssesseeeeeeeneneennennene To complete the installation sssesseeeeeeenennen CIIM Operation
27. nimum Millimetre K296 Issue 1 vi ms MQ NMT NPT PDO PIN psi PV SDO Sl S N Tx UNF VDC or Vdc DPS 4000 User Manual Millisecond Megohm Network Management One of the service elements of the CAN Application Layer National Pipe Taper a thread standard Process Data Object Personal Identification Number Pound force per square inch Process Value Service Data Object Syst me International Serial Number Transmit Unified Fine a thread standard Volts Direct Current K296 Issue 1 DPS 4000 User Manual vii Table of Contents Salfely ciui dois aa dq suse val ges ba ba fe EFC Ee a EE NR EU PIRA iii Dangerous materials sese enne nene iii Repair and maintenance eeeseeeeeeeeeneeeenenennne enne enne nnne iv Technical support sisin 2 rre rient nt ener rone iv Bl 2 e iv Fee cupp gp iv Table Of Contents eoe rore treten rnnt tiendas vii 1 Lois Ica m 1 1 Applications M 1 2 Summary of facilities eese 1 2 Summary of the CANopen set of functions esee 1 3 The pressure transducer you receive sssseeeen 1 3 2 Technical data aaa aa araa aaaea aan aa a rasanan Eaa eaa aaaea e tuse uiri ener Eri deinen 2 1 Physicaldatd rand rni ir A E EA 2 1 DIMENSIONS 12 1 cn iere xER Ere ERE dantastecasctncen sadesaneh
28. nstallation data that appears here before you install the unit Follow good engineering practice at all times Installation Procedures WARNING Do not interchange transducers between an oil system and a system that uses fuel or gas This can cause an explosion that can cause death or injury and or damage to equipment High pressures and temperatures are dangerous refer to the pressure limits in table 2 2 Be careful when you do work on components connected to lines that have high pressures and heat Use the applicable protection and obey all safety precautions Be careful when you do work on components with connections to an electrical supply When possible do the work with the electrical supply disconnected Electrical shocks can cause death or injury CAUTION Until you are prepared to install the unit keep it in the original container with all the covers in position The container and covers prevent contamination and damage When not in use keep the connections clean at all times and put the covers on the open connections K296 Issue 1 DPS 4000 User Manual 3 3 Pressure connections Gauge or Absolute 1 When you are prepared to attach the pressure connection remove the cover from the connection Attach the pressure connection to the pressure system and torque the connection refer to the system installation manual Pressure connections and Differential 1 When you are prepared t
29. o attach the pressure connection remove the cover from the connection Check the connection for the or mark High pressure connection Low pressure connection Attach the pressure connection to the applicable side of the pressure system or and torque the connection refer to the system installation manual Electrical connections Table 3 1 supplies the connection data for each type of electrical connection Table 3 1 Electrical connections 6 Pin bayonet 6 core vented Data plug screened cable A Orange CAN GND CAN Ground B Red Positive supply C White Negative supply D Yellow CAN H CAN H bus line dominant high E Blue CAN L CAN L bus line dominant low F Black Not connected Cable vent tube Used for gauge versions only Connected to the reference side of the silicon pressure sensor Cable screen Connected to the transducer body Kevlar tape Yellow Kevlar tape Breaking strain 54 kg K296 Issue 1 DPS 4000 User Manual Electrical connections 6 Pin bayonet plug 1 2 When you are prepared to attach the 6 Pin bayonet plug remove the cover from the connection Attach the 6 Pin bayonet plug to the applicable CAN bus connection refer to the system installation manual Electrical connections 6 core vented screened cable 1 2 Use table 3 1 to identify the connections that are available Attach the connections as necessary refer to the system installation
30. pascal Megapascal millimetre of mercury centimetre of mercury metre of mercury inch of mercury kilogram force per square centimetre kilogram force per square metre millimetre of water centimetre of water metre of water torr OxFD4E0000 0x004E0000 0x00220000 0x02220000 0x03220000 0x06220000 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 0x00A00000 Note 1 0 001 100 1 0 1 0 0001 0 7500616 0 07500616 0 0007500616 0 02953 0 001019716 10 19716 10 19716 1 019716 0 01019716 0 7500616 K296 Issue 1 B 2 DPS 4000 User Manual Table B 1 Part of table Values to get alternative pressure units Pressure units CANopen value Units Scale factor Object 0x6131 01 Object 0x6123 01 atm atmosphere 0x00A00000 Note 0 000986923 psi pound force per 0x00A00000 Note 0 01450377 square inch Ib ft2 pound force per 0x00A00000 Note 2 088543 square foot inH20 4 C inch of water at 4 C 0x00A00000 Note 0 4001775 inH20 60 F inch of water at 60 F 0x00A00000 Note 0 4021858 ftH20 4 C foot of water at 4 C 0x00A00000 Note 0 03345526 ftH20 60 F foot of water at 60 F Ox00A00000 Note 0 03351545 Note The CANopen value 0x00A00000 shows that the pressure unit is not an SI unit refer to References DRP 303 2 If other units are necessa
31. pressure calibration Results 5 5 Approved Service Agents eese 5 6 Appendix A DPS 4000 Series CANopen Object Dictionary ses A 1 0x1000 0x1017 nre rnnt inno A 2 0x1018 OX1AOOQ rete mese coser nt A 4 0x2003 0x2206 0x2207 0x2304 0x6100 0x6122 0x6123 0x6131 0x6148 0x6150 D irnppg Ru Data for the alternative pressure units essent B 1 m A I B G R E MGMNMEN EMT K296 Issue 1 x DPS 4000 User Manual K296 Issue 1 DPS 4000 User Manual 1 1 1 Introduction The pressure transducers in the DPS 4000 series supply fast accurate pressure data through a Controller Area Network CAN bus interface These are the types of pressure transducer that are available Gauge Absolute Differential All the pressure transducers include these facilities CANopen software standards Digital output CAN bus serial communications interface e Isolated input output Gauge or Absolute version Differential version Figure 1 1 DPS 4000 Series General views K296 Issue 1 1 2 DPS 4000 User Manual Applications The DPS 4000 series is for automated systems that use a CAN bus network and CANopen software standards The pressure transducers in the DP
32. quipment K296 Issue 1 5 6 Approved Service Agents DPS 4000 User Manual These are the approved service agents for Druck instruments FRANCE JAPAN Druck SA Druck Japan KK 19 rue Maurice Pellerin Medie Corp Building 8 92600 Asni res 2 4 14 Kichijoji Honcho France Musashino Tokyo 180 0004 Tel 433 0 1 41 32 34 64 Fax 33 0 1 47 93 00 48 GERMANY Japan Tel 81 0 422 20 7123 Fax 81 0 422 20 7155 UK Druck Messtechnik GmbH Auf dem Hohenstein 7 61231 Bad Nauheim Germany Tel 49 0 6032 93300 Fax 49 0 6032 933080 Druck Ltd Fir Tree Lane Groby Leicester LE6 OFH England Tel 44 0 116 231 7100 Fax 444 0 116 231 7103 HOLLAND USA Druck Nederland bv Druck Incorporated Zuideinde 37 4 Dunham Drive 2991 LJ Barendrecht The Netherlands Tel 31 0 1806 11555 Fax 31 0 1806 18131 ITALY New Fairfield Connecticut 06812 USA Tel 1 203 746 0400 Fax 1 203 746 2494 BRAZIL Druck Italia Srl Via Magenta 77 edificio 5 20017 Rho Milano Italy Tel 39 0 2 93 20 61 Fax 439 0 2 93 20 62 99 Druck Brasil Ltda Rua 9 de Julho 25 T rreo Sao Bernardo do Campo SP CEP 09606 010 Brazil Tel 55 0 11 4367 3477 Fax 55 0 11 4368 9686 K296 Issue 1 DPS 4000 User Manual A 1 Appendix A DPS 4000 Series CANopen Object Dictionary This appendix contains data for the primary objects that appear in these areas of the
33. re Value REAL32 0x6101 Field Physical Units 0x00 Number of Entries UNSIGNED8 0x01 Pressure Value UNSIGNED32 0x6110 Sensor Type 0x00 Number of Entries UNSIGNED8 0x01 Pressure Value UNSIGNED16 0x6120 Input Scaling 1 FV FP 0x00 Number of Entries UNSIGNED8 0x01 Pressure Value REAL32 0x6121 Input Scaling 1 PV FP 0x00 Number of Entries UNSIGNED8 0x01 Pressure Value REAL32 0x6122 Input Scaling 2 FV FP 0x00 Number of Entries UNSIGNED8 0x01 Pressure Value REAL32 K296 Issue 1 DPS 4000 User Manual A 11 0x6100 0x6122 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x6100 0x00 R 1 0x01 R 0 Pressure Field Value 0x6101 0x00 R 1 0x01 R 0xFD4E0000 mbar Units for 0x6100 01 0x6110 0x00 R 1 0x01 R 90 Pressure Transducer 0x6120 0x00 R 1 0x01 RW 0 Scale factor Lower calibration point zero Field Value 0x6121 0x00 R 1 0x01 RW 0 Scale factor Lower calibration point zero Process Value 0x6122 0x00 R 1 0x01 RW 1 Scale factor Higher calibration point mbar Field Value K296 Issue 1 A 12 DPS 4000 User Manual 0x6123 0x6131 Table A 1 Part A Object Dictionary Structure Index Sub Name Data Data Type Index Size 0x6123 Input Scaling 2 PV FP 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value 4 REAL32 0x6124 Zero Offset FP 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure
34. rt FP to set the local limits for the pressure transducer operation Set the applicable minimum values for the pressure and temperature refer to 0x2007 0x2009 in this section 0x6149 The local limits maximum pressure and temperature Use object 0x6149 Span End FP to set the local limits for the pressure transducer operation Set the applicable maximum values for the pressure and temperature refer to 0X2006 0x2008 in this section To monitor the operation Objects 0x1000 Ox1FFFF 0x1001 The status of the unit Use object 0x1001 Error Register to monitor the current status of the unit To monitor the operation Objects 0x2000 Ox2FFFF 0x2006 The count Pressure is more than the limit Use object 0x2006 Pressure Span Overflow Count to monitor the pressure history The count increases in increments of one each time the process value is more than the span end value H Object 0x6130 01 i i Object 0x6149 01 H Object 0x2006 H Pressure Value H Pressure Value iPressure Span pur pL22 i Overflow Count Process Value H iSpan End value i ARAA nka andae 4 i x iy i iCount n i H i d Hf x y iThenn n 1 You can reset the count when applicable For example after calibration SST K296 Issue 1 DPS 4000 User Manual 4 9 0x2007 The count Pressure is less than the limit Use object 0x2007 Pressure Span Underflow Count to monitor the pressure history T
35. ry set the applicable values to agree with your local conditions m em K296 Issue 1
36. s to reapply all the factory values Example Set the value to 0x64616F6C doal in ASCII 0x1800 02 The PDO transmission Type or period Use object 0x1800 02 Transmission Type to change the type of PDO transmission or the period between each PDO transmission refer to References m A I B G R E MGMNMEN EMT K296 Issue 1 4 4 DPS 4000 User Manual 0x1A00 The data in the Transmit PDO Use object 0x1A00 Transmit PDO Mapping to change the data that is sent in the Transmit PDO Maximum size 8 bytes Example To monitor the current status of the pressure value set Sub index 0x02 to 0x61500108 Object 0x6150 01 1 byte of data Status 0 The value is in the limits given in 0x6148 and 0x6149 Status 1 The value is more than the limit given in 0x6149 Status 2 The value is less than the limit given in 0x6148 To change the operation Objects 0x2000 Ox2FFFF 0x210A 0x210B The rate of new data Use object 0x210A Pressure Scan Count and Object 0x210B Temperature Scan Count to change the rate of new pressure and temperature data 10 Hz or 100 Hz 10 Hz is the default rate Example 1 Note Set the applicable value for 0x210A For 10 Hz set the value to 60 For 100 Hz set the value to 2 Set the same rate 10 Hz or 100 Hz for Object 0x210B For 10 Hz set
37. s user manual K296 Issue 1 DPS 4000 User Manual 2 1 2 Technical data Physical data Dimensions Note All dimensions are in mm not to scale x 2 Identifies a dimension for versions 30 MAX with the alternative electrical connection 97 2 1 Gauge or Absolute version with typical connection details 6 pin bayonet plug shown attached 110 2 106 2 2 Differential version with typical connection details 6 pin bayonet plug shown attached 3 Alternative electrical connection 6 core vented screened cable Figure 2 1 Typical dimensions K296 Issue 1 2 2 DPS 4000 User Manual Weight Type of transducer Electrical connection Nominal weight Grams g Gauge Absolute 6 pin bayonet plug 180g Gauge Absolute 6 core vented screened cable 215g Differential 6 pin bayonet plug 230 g Differential 6 core vented screened cable 265g The type of pressure connection can affect the nominal weight by up to 10 grams Compatible pressure media Type of transducer Type of media Gauge Absolute Differential Media that is compatible with stainless steel 316L positive port and Hastelloy C276 Differential negative port Media that is compatible with stainless steel 316L silicon Pyrex and epoxy resin Physical connections Table 2 1 supplies a nominal list of physical connections For alternative connections speak to Technical support Table 2 1 Physical connections
38. ssure data A temperature diode to supply the temperature data An Analogue to Digital Converter ADC and a microprocessor board to prepare and store the data in the CANopen Object Dictionary s Memory to store the CANopen Object Dictionary and the factory default values s Isolated input and output to give full system protection A CAN bus serial interface to connect the unit to the CAN bus network Operation Before you start Before you start make sure of these items The installation is completed refer to section 3 You have a CANopen software package to get access to the contents of the CANopen Object Dictionary You know the operation of your CANopen network This includes the Network Initialisation Process the Boot up process and or the applicable configuration procedures K296 Issue 1 4 2 DPS 4000 User Manual Operation Procedures to get started 1 Complete the boot up procedure for your CAN bus network Figure 4 1 shows how the pressure transducer uses the default values to transmit a Process Data Object PDO CAN bus SYNC lt Cycle period in ms f Object 0x6130 01 Pressure Value Object 0x2004 00 B Acquisition Time i 2 Figure 4 1 The default Transmit PDO operation The default rate for new pressure and temperature data is 10 Hz To get the best performance we recommend you set the cycle period for the SYNC object to 100 ms re
39. ted i Object 0x2207 i i Object 0x610001 source Pressure Gain H Pressure Value H pressure gt fMMMMMMMMMMeeMMM dD Eel 1 x Gain Field Value mbar correction H K296 Issue 1 4 6 DPS 4000 User Manual 0x2208 The pressure calibration offset Refer to 0x2200 Calibration Access Pin Use 0x2208 Pressure Offset to apply a correction to the compensated source pressure refer to section 5 Compensated i Object 0x2208 i i Object 0x610001 source Pressure Offset H Pressure Value H pressure Feu i 9 i22 1 x Offset Field Value mbar correction mbar 0x2209 The temperature calibration gain Refer to 0x2200 Calibration Access Pin Use 0x2209 Temperature Gain to apply a correction to the compensated source temperature Compensated i Object 0x2209 i Object 0x6130 02 source Temperature Gain Temperature Value temperature M 1 EE 1 x Gain H Process Value C correction C H H 1 0x220A The temperature calibration offset Refer to 0x2200 Calibration Access Pin Use 0x220A Temperature Offset to apply a correction to the compensated source temperature Compensated Object 0x220A i Object 0x6130 02 source Temperature Offset Temperature Value temperature puuooere ener eee enne nnn i puueunu nnne eene nenne enne 1 i Offset H Process Value C correction C H H 0x2304 The tag for the type of dat
40. the value to 20 For 100 Hz set the value to 200 If you set the rate of new data to 100 Hz this increases the noise level for the data The noise adds an uncertainty of 0 05 full scale FS to the accuracy figures in table 2 3 To get the best performance from the pressure transducer you must set an applicable cycle period for the SYNC object For 10 Hz we recommend you setthe cycle period to 100 ms For 100 Hz we recommend you set the cycle period to 10 ms K296 Issue 1 DPS 4000 User Manual 4 5 0x2200 To change the calibration data To write new calibration values in objects 0x2201 to 0x220A set object 0x2200 Calibration Access Pin to 4118 To prevent accidental changes to the calibration data set the value to 0 when you complete all the changes 0x2201 to 0x2203 The last calibration year month day Refer to 0x2200 Calibration Access Pin The initial values identify the date of the factory calibration Set a new date each time you do a calibration refer to section 5 0x2204 to 0x2206 The next calibration year month day Refer to 0x2200 Calibration Access Pin The initial values identify the date of the factory calibration one year Set a new date each time you do a calibration refer to section 5 0x2207 The pressure calibration gain Refer to 0x2200 Calibration Access Pin Use 0x2207 Pressure Gain to apply a correction to the compensated source pressure refer to section 5 Compensa
41. uracy figures in table 2 3 Long term stability As a typical value the long term stability is better than 0 08 FS each year SST K296 Issue 1 DPS 4000 User Manual 2 5 Electrical data Power supply 7 5 VDC to 30 VDC Insulation resistance Greater than 100 MQ at 500 VDC between the transducer body and all the signal lines between the power supply lines and the CAN bus data lines Power consumption Less than 1 Watt Environmental data Pressure Equipment Directive Class of equipment Pressure accessory Category 1 Electromagnetic Compatibility EMC If correctly installed the pressure transducers operate to these EMC standards Emissions EN 50081 1 Light industrial standard Immunity EN 61000 6 2 Heavy industrial standard Effects of vibration and shock Table 2 4 shows the effects of vibration and shock on the transducer performance g Acceleration of Gravity Table 2 4 Effects of vibration and shock Vibration conditions Change in readings 30g peak 10 Hz to 2 kHz limited by 12 mm double Less than 0 05 FS g amplitude 20g peak to MIL STD 810C PROC 514 2 2 Curve L Less than 0 05 FS g Mechanical shock conditions 1000g 1 ms Half sine pulse in each of three mutually No effect perpendicular axes K296 Issue 1 2 6 DPS 4000 User Manual K296 Issue 1 3 DPS 4000 User Manual 3 1 Installation data This section supplies data to help you install the pressure transducer When
42. us 0x00 Number of Entries 1 UNSIGNED8 0x01 Pressure Value 1 UNSIGNED8 0x02 Temperature Value 1 UNSIGNED8 K296 Issue 1 DPS 4000 User Manual A 15 0x6148 0x6150 Table A 1 Part B Object Dictionary Values Index Sub Read Default value Result Data Index Write If applicable 0x6148 0x00 R 2 0x01 RW 0 Local pressure limit minimum 0x02 RW 0 Local temperature limit minimum 0x6149 0x00 R 2 0x01 RW 0 Local pressure limit maximum 0x02 RW 0 Local temperature limit maximum 0x6150 0x00 R 2 0x01 R 0x00 Status Local limits Pressure 0x02 R 0x00 Status Local limits Temperature K296 Issue 1 A 16 DPS 4000 User Manual K296 Issue 1 DPS 4000 User Manual Appendix B Data for the alternative pressure units The basic operation of the pressure transducer uses mbar for the pressure calculations Druck uses the Ordering Information that you supply to set the default units for the pressure output The default units are mbar bar or psi B 1 Table B 1 supplies the values you can use to get an output in one of the alternative pressure units Table B 1 Part of table Values to get alternative pressure units Pressure units CANopen value Units Object 0x6131 01 Scale factor Object 0x6123 01 mbar bar Pa N m2 hPa kPa Mpa mmHg cmHg mHg inHg kg cm2 kg m2 mmH20 cmH20 mH20 torr millibar bar pascal newton per square metre hectopascal kilo
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