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Fieldbus converter PR-7112

Document/Revision No. IM-EN-FBC: Rev. 1.0

Effective: March 12, 2019

Instruction Manual

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Summary of Contents for PR-7112

Page 1: ...Fieldbus converter PR 7112 Document Revision No IM EN FBC Rev 1 0 Effective March 12 2019 Instruction Manual ...

Page 2: ... 3 1 Modbus TCP Modbus RTU modes 3 3 2 Ethernet IP mode 5 4 Configuration and testing 7 4 1 Configuring the fieldbus converter 7 4 2 Accessing the refractometer web interface 8 4 3 Testing Modbus RTU connection with a PC 8 5 Specifications 10 5 1 Converter environmental and electrical specs 10 ...

Page 3: ...rial Ethernet through a Fieldbus converter Note The converter can only send data E g it is not possible to change the parameters through the converter 1 1 Disposal When wishing to dispose of the converter or any parts thereof please observe local and national regulations and requirements for the disposal of electrical and electronic equipment ...

Page 4: ...ernet IP capable device if used in one of these modes the other one LAN2 to a K PATENTS refractometer or in case of PR 23 the DTR transmitter If used in Modbus RTU mode serial port P1 should be connected to a Modbus RTU network The converter gets the data from the refractometer via UDP IP communication and stores them in its Modbus registers and Ethernet IP objects On the LAN1 port the converter a...

Page 5: ...nd light level Sensor A Seq 26 INT Sequence number of measurement Sensor A Timestamp 28 INT Time since device start up Sensor A Status 30 INT Refractometer status message Sensor B LED 32 FLOAT Refractometer LED value Sensor B CCD 34 FLOAT Image shadow edge position Sensor B nD 36 FLOAT Calculated refractive index value Sensor B T 38 FLOAT Process temperature Sensor B Tsens 40 FLOAT Refractometer i...

Page 6: ... OPTICAL IMAGE 8 NO SAMPLE 9 NO SAMPLE WASH STOP 10 NO SENSOR 11 NO SIGNAL 12 OUTSIDE LIGHT ERROR 13 OUTSIDE LIGHT TO PRISM 14 PRECONDITIONING 15 PRISM COATED 16 PRISM WASH 17 PRISM WASH FAILURE 18 RECOVERING 19 SHORT CIRCUIT 20 STARTING UP 21 TEMP MEASUREMENT FAULT Table 3 2 Note The computer can t handle very frequent Modbus requests As the refractometer values are updated once per second it is ...

Page 7: ...wing parameters Port 0xAF12 44818 O T instance number 102 data size 0 real time format modeless packet rate 1000 ms T O instance number 101 data size 128 real time format modeless packet rate 1000 ms connection type point to point Note The converter eds file is part of the converter configurator package zip that you can download at https www kpatents com assets files downloads manuals software 289...

Page 8: ... DINT Time since device start up Sensor A Status 60 63 DINT Refractometer status message Sensor B LED 64 67 REAL Refractometer LED value Sensor B CCD 68 71 REAL Image shadow edge position Sensor B nD 72 75 REAL Calculated refractive index value Sensor B T 76 79 REAL Process temperature Sensor B Tsens 80 83 REAL Refractometer internal temperature Sensor B Traw 84 87 REAL Process temperature without...

Page 9: ... software running on the MOXA UC 7112 Plus computer The application software will be permanently erased if the reset button is pressed Figure 4 1 Reset button location 4 1 Configuring the fieldbus converter To configure the fieldbus converter use software tool K PATENTS Refractometer Converter Assistant You can download it at https www kpatents com support document downloads software for connectiv...

Page 10: ...red verified and diagnosed by accessing its built in web server homepage The homepage is accessed by connecting a computer to a refractome ter via a switch a router or a direct cable connection A connection between refractometer and converter can be temporarily disconnected while changing refractometer parameters the connection recovers automatically after the connection is restored See the refrac...

Page 11: ...olding register to send a read request to the converter 6 At the bottom of the screen you should see the sent TX and received RX bytes and the message Read succeeded Function code 3 Figure 4 3 ModbusTool Modbus Master ...

Page 12: ...ns 5 1 Converter environmental and electrical specs Operating temperature 10 to 60 C 14 to 140 F Maximum altitude 5000 meters Input voltage 12 to 48 VDC Input current 170 mA 24 VDC 340 mA 12 VDC Power consumption 4 5 W ...

Page 13: ......

Page 14: ...com K Patents Inc 1804 Centre Point Circle Suite 106 Naperville IL 60653 USA tel 630 955 1545 fax 630 955 1585 info kpatents com K Patents Shanghai Co Ltd Room 1509 Tomson Commercial Building No 710 Dongfang RD Pudong District Shanghai China tel 86 21 5087 0597 0598 fax 86 21 5087 0598 www kpatents com ...

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