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Burster 9250 Operation Manual

Instrumentation amplifier
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© 2018
burster
praezisionsmesstechnik gmbh & co kg
All rights reserved
Valid from:
05.11.2018
OPERATION MANUAL
Instrumentation amplifier
Model 9250
Manufacturer:
burster
praezisionsmesstechnik gmbh & co kg
Talstr. 1 - 5
DE -76593 Gernsbach
Germany
Tel.: +49-7224-645-0
Fax: +49-7224-645-88
Email:
info@burster.com
www.burster.com
2810-BA9250EN-5170-111529
Postfach 1432
DE -76587 Gernsbach
Germany

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Summary of Contents for Burster 9250

  • Page 1 OPERATION MANUAL Instrumentation amplifier Model 9250 Manufacturer: © 2018 burster burster praezisionsmesstechnik gmbh & co kg praezisionsmesstechnik gmbh & co kg All rights reserved Talstr. 1 - 5 Postfach 1432 DE -76593 Gernsbach DE -76587 Gernsbach Germany Germany Valid from: 05.11.2018...
  • Page 2 "product") are the result of targeted development and meticulous research. As of the date of delivery, burster provides a warranty for the proper condition and functioning of these products covering material and production defects for the period specified in the warranty document accompanying the product.
  • Page 3 of 67...

  • Page 4: Table Of Contents

    3.5 Model versions ..........................15 3.6 Power supply ..........................15 3.7 Sensors suitable for use with the instrument ................16 3.7.1 burster TEDS automatic sensor identification ..............16 3.8 Fault indicators ........................... 17 Controls and connections ........................ 18 4.1 LEDs ............................19 4.2 Status LED (normal operation) ....................
  • Page 5 4.6 Outputs ............................22 4.6.1 Analog outputs ........................ 22 4.7 PLC inputs ..........................23 4.8 PLC outputs ..........................23 4.9 Reading burster TEDS data ....................... 24 4.10 MIN and MAX value ........................24 4.11 Connections ..........................25 4.11.1 Connecting strain-gage sensors ..................26 4.11.2 Connecting potentiometric sensors ................
  • Page 6 6.4.6 Device settings - Properties .................... 40 6.5 Tare function ..........................41 Adjustment in order to calibrate the 9250 instrumentation amplifier with sensors ....42 7.1 Adjustment with strain-gage sensors ..................42 7.1.1 Rescaling using a physical variable by the teach-in method .......... 43 7.1.2 Adjustment using the test and calibration certificate ............

  • Page 7: For Your Safety

    NOTICE Property damage to the equipment or the surroundings will result if the hazard is not avoided. Note: It is important to heed these safety notices in order to ensure you handle the 9250 instrumentation amplifier correctly. IMPORTANT: Follow the information given in the operation manual.

  • Page 8: Pictograms

    9250 instrumentation amplifier. Follow safety instructions - Professional servicing only. burster TEDS automatic sensor identification For further details, please refer to section 3.7.1 "burster TEDS automatic sensor identification" on page 16. 1.2.1 Conventions used in the instruction manual...

  • Page 9: Introduction

    • Not suitable for safety-critical applications. The 9250 instrumentation amplifier covers numerous areas of use. Designed for use with a variety of analog sensors, the 9250 instrumentation amplifier can capture a huge range of output signals for conditioning in fixed systems.

  • Page 10: Customer Service

    Download the test certificate You have the option to download the test certificate for the instrumentation amplifier 9250 online. To do this, you need to register at http://www.burster.com/en/registration/. You can then download the test certificate directly by entering the serial number.

  • Page 11: Operating Conditions

    Use safety devices and protective equipment. The 9250 instrumentation amplifier does not pose a hazard if used within its specification and in accordance with the safety regulations. The manufacturer does not accept liability for any personal injury or property damage arising from misinterpretation of measurement results.

  • Page 12: Personnel

    Only ever use the 9250 instrumentation amplifier under the conditions specified in this operation manual. Inspect the 9250 instrumentation amplifier for damage. If you suspect that the unit has been damaged during shipping, notify the delivery company within 72 hours.

  • Page 13: Conversions And Modifications

    The warranty shall be deemed void immediately if you open or dismantle instrumentation amplifier 9250 during the warranty period. The 9250 instrumentation amplifier does not contain any parts that are intended to be serviced by the user. Only the manufacturer's own qualified personnel are permitted to open the 9250 instrumentation amplifier.

  • Page 14: Device Design

    The 9250 instrumentation amplifier has two PLC inputs and two PLC outputs, so that the device can also work independently to perform control tasks locally and directly.

  • Page 15: Block Diagram And Potentials

    Diagram: 2 QR code for the 9250 instrumentation amplifier Power supply The 9250 instrumentation amplifier can be operated with a voltage of 11 ... 30 VDC. The maximum power consumption of the 9250 instrumentation amplifier is 3 W. of 67...

  • Page 16: Sensors Suitable For Use With The Instrument

    Sensors suitable for use with the instrument The 9250 instrumentation amplifier can process signals from a huge range of sensor technologies. The 9250 instrumentation amplifier works with these sensor technologies: Symbol Type Strain-gage sensors Potentiometers Sensors with standard signal (process signal) Incremental sensors 3.7.1 burster TEDS automatic sensor identification...

  • Page 17: Fault Indicators

    Fault indicators Indication Fault description Fault after power-up Status LED flashing red rapidly Sensor excitation not available Internal malfunction Input overdrive Status LED solidly red Output overdrive Status LED flashing slowly alternately Stay-set mode active: analog output does not red and green necessarily correspond to the input Status LED flashing red rapidly and The ADC is not providing measurements because it has...

  • Page 18: Controls And Connections

    Controls and connections Diagram: 4 Front view Label Description [TARE] button [TIH / INPUT] button Tare indicator [TIL / OUTPUT] button Status indicator Micro USB socket for configuration Connecting terminals for sensors, output signal and operating voltage Input configuration indicator (input LEDs) Output configuration indicator (output LEDs) Digital I/O indicator Connecting terminals for sensors and supply voltage...

  • Page 19: Leds

    (0 ... ±5 V, 0 ... ±10 V, 0 ... 20 mA, 4 ... 20 mA) Seven LEDs show the configuration presets made using the control buttons. These LEDs remain off if the 9250 instrumentation amplifier was "Input" LEDs configured via the interface and the settings do not match any of the configuration presets.

  • Page 20: Control Buttons

    6.6 "Tare function" on page 41. 4.3.2 TIH / INPUT button You can use the [TIH / INPUT] button to configure the input to the 9250 instrumentation amplifier. Possible options are: 0.5 mV/V, 1.0 mV/V, 1.5 mV/V, 2.0 mV/V, potentiometer, 10 V, burster TEDS.

  • Page 21: Compatible Sensors / Inputs

    Compatible sensors / inputs 4.5.1 Full-bridge strain-gage sensors There are three measuring ranges to choose from: • 0 ... ±15 mV • 0 ... ±30 mV • 0 ... ±300 mV The inputs are differential inputs with no ground reference. The following settings for the sensor excitation voltage are possible: •...

  • Page 22: Ttl Incremental Sensors

    +2,147,483,647. If the incremental counter reaches the end of the range, an overflow occurs and the counter continues counting from the opposite end of the range. You should therefore avoid an overflow. The 9250 instrumentation amplifier works with 4-edge sampling, i.e. one signal period on the A-line or B- line produces 4 counter increments.

  • Page 23: Plc Inputs

    PLC inputs The 9250 instrumentation amplifier has two mutually separate PLC inputs that can be assigned different functions. Possible options here are: • Tare/Reset the counter • Reset the tare • Reset the MIN/MAX value • Reset the limit buffer 1 or 2 •...

  • Page 24: Reading Burster Teds Data

    4.10 MIN and MAX value The 9250 instrumentation amplifier has a buffer for the MIN value and MAX value. The value recorded for the live maximum measured value (MAX value) remains at the highest value reached so far, even if the measurement signal has since fallen.

  • Page 25: Connections

    4.11 Connections Terminal assignments for the screw terminals on the 9250 instrumentation amplifier: Number Designation + sensor excitation + signal - signal - sensor excitation + sense - sense shield TTL GND TEDS IO TEDS GND supply voltage 11 ... 30 VDC...

  • Page 26: Connecting Strain-Gage Sensors

    Diagram: 5 Strain-gage connection method You can connect strain-gage sensors, with or without sense leads, to the 9250 instrumentation amplifier. Sense lines are used for correcting losses in the cable in order to obtain optimum results regardless of the cable length.

  • Page 27: Connecting Potentiometric Sensors

    4.11.3 Connecting transmitters that have a voltage output Connect the transmitters as follows: Diagram: 9 Transmitter with voltage output The input range is 0 ... ±10 V. Note: The 9250 instrumentation amplifier does not provide any excitation voltages for transmitters. of 67...

  • Page 28: Connecting Incremental Sensors

    4.11.4 Connecting incremental sensors Connect incremental sensors as follows: Diagram: 10 Incremental sensors 4.11.5 burster TEDS connection Applies to all sensors equipped with the burster TEDS option. Diagram: 11 burster TEDS connection 4.11.6 Voltage output Terminal assignment for the voltage output:...

  • Page 29: Current Output

    Terminal assignment for the current output 4.11.8 USB port The USB port complies with the USB 2.0 standard and has the standard pin assignment. The built-in connector on the 9250 instrumentation amplifier is a "USB 2.0 Micro-B" plug. Name + 5 V...

  • Page 30: Using The Instrument For The First Time

    WARNING Install the 9250 instrumentation amplifier only on a grounded mounting rail in a grounded control cabinet. The 9250 instrumentation amplifier is intended to be fitted on a grounded DIN EN 60715 mounting rail in a grounded control cabinet. Installation Place the top edge of the fastening mechanism on the mounting rail.

  • Page 31: Configuring The Unit

    6.1.1 Important information IMPORTANT: If you want to operate the 9250 instrumentation amplifier solely via the quick configuration facility then it will use a default sampling rate of 1200 measurements/s with digital filter disabled. Settings that you make via the USB port will be overwritten.

  • Page 32: Performing Sensor Teach-In

    0 % of the analog output range (e.g. 0 V, 0 mA, 4 mA) will subsequently be output for this value. Press any other button to cancel the process. Once the teach-in has been performed, the 9250 instrumentation amplifier confirms the selection by making all the input LEDs flash.

  • Page 33: Additional Settings Via Digivision

    To start installing the DigiVision configuration and analysis software, insert the supplied CD-ROM in the CD-ROM drive. Choose your language. Click “Sensor Electronics” and choose “9250”. Note: If Microsoft .NET Framework 4.0 is not already installed on the PC, it is installed automatically.
  • Page 34 Click “Next”. Accept the license agreement then click "Next >". The installation will terminate if you do not accept the license agreement. Note: The next installation screen lets you review all the relevant information about the software version you are installing. After installation, you can also view this information in the "readme.txt"...
  • Page 35 The installation may take several minutes. Click “Yes” to install the instrument driver. Click “Extract” to unpack the driver package and launch the installer. Follow the instructions of the Device Driver Installation Wizard. The DigiVision configuration and analysis software has been successfully installed on your system.

  • Page 36: Device List

    Device list You can use the device finder facility to detect and display all the connected 9250 instrumentation amplifiers automatically. Run the DigiVision configuration and analysis software. Click "Find". You are shown a list of all available serial ports, and a search is carried out for any connected 9250 instrumentation amplifiers.

  • Page 37: Device Settings

    Set here the physical units required for the measurement. If the units that you require are not included in the list, you can also enter these by hand. For rescaling with sensors, please refer to section 7 "Rescaling in order to calibrate the 9250 instrumentation amplifier with sensors" on page 42.

  • Page 38: Configuring The Analog Output

    The measurement rate applies to both sides. The maximum measurement rate available as standard is 1200 measurements/s. Optionally, up to 14,400 measurements/s are possible. 6.4.2 Configuring the analog output The 9250 instrumentation amplifier has a configurable voltage output and a current output. The following base configurations are possible: •...

  • Page 39: Configuring The Plc I/O - Digital Inputs / Limits

    6.4.3 Configuring the PLC I/O - Digital inputs / Limits You have the option on the 9250 instrumentation amplifier to configure two outputs and two inputs. For the outputs, when setting the limits, you can specify whether the value is entered as a scale value or analog output value.

  • Page 40: Configuring The Digital Inputs

    Reset limit value memory 1, 2 and peak-value memory MIN/MAX • HOLD Diagram: 19 Configuring the digital inputs 6.4.6 Device settings - Properties You can make or view the following settings under Device settings 9250 > Properties (“Properties for ...”): Diagram: 20 Device settings ("Properties for ...") of 67...

  • Page 41: Tare Function

    • Shows the device version of the connected 9250 instrumentation amplifier. Run the DigiVision configuration and analysis software. Double click the 9250 instrumentation amplifier. The “Properties for ...“ window will be opened. Tare function The tare function can be used to correct for static offsets on the sensor channels. For instance you can correct for a static background load caused by a tool changeover system by running the tare function before every measurement.

  • Page 42: Adjustment In Order To Calibrate The 9250 Instrumentation Amplifier With Sensors

    Calibration in the form of adjustment is needed in order to define the relationship between the electrical signals measured by the connected sensors and the measured values that will be displayed. Adjustment with strain-gage sensors The 9250 instrumentation amplifier can be calibrated by a choice of rescaling techniques: • Adjustment using a physical variable •...

  • Page 43: Rescaling Using A Physical Variable By The Teach-In Method

    7.1.1 Rescaling using a physical variable by the teach-in method The teach-in method involves two-stage online "training" of the 9250 instrumentation amplifier using sensor data, in which two teach-in states are applied sequentially. The first teach-in state is the zero point under no load (lower scale value or lower analog value), and the second teach-in state is the upper limit (upper scale value or upper analog value).
  • Page 44 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)". The DigiVision configuration and analysis software...
  • Page 45 Enter the upper scale value or upper analog value of the measuring range for the strain-gage sensor. For load cells, this is usually the rated load of the sensor. In our example the rated load (nominal force) equals 100 N. Then apply a known reference load to the strain-gage sensor e.g.

  • Page 46: Adjustment Using The Test And Calibration Certificate

    7.1.2 Adjustment using the test and calibration certificate This method involves a two-point calibration in which you enter the necessary data directly in the 9250 instrumentation amplifier. You can obtain all the necessary rescaling data from the test and calibration certificate for the strain-gage sensor.
  • Page 47 It need not necessarily be the zero point and upper limit; in theory any two value pairs will do. Diagram: 25 Device settings 9250 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)".
  • Page 48 Enter the lower scale value or lower analog value of the measuring range for the strain- gage sensor. This is normally "0". Then click the [Teach-In] button under "Lower calibration value” and confirm with "OK". The lower calibration value appears in the field (e.g. 0.0765). The lower calibration value is the electrical signal from the strain-gage sensor under the "load"...

  • Page 49: Adjustment With Potentiometric Displacement Sensors Using The Teach-In Method

    Adjustment with potentiometric displacement sensors using the teach-in method The teach-in method involves two-stage online "training" of the 9250 instrumentation amplifier using sensor data, in which two teach-in states are applied sequentially. The first teach-in state is the zero point under no load (lower scale value or lower analog value), and the second teach-in state is the upper limit (upper scale value or upper analog value).
  • Page 50 Diagram: 27 Characteristic sensor curve Diagram: 28 Device settings 9250 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. of 67...
  • Page 51 (online)". The DigiVision configuration and analysis software will then import the parameter data held in the 9250 instrumentation amplifier for the potentiometric displacement sensor. It is this parameter data for the potentiometric displacement sensor that can now be obtained by the teach-in procedure.
  • Page 52 Then click the [Teach-In] button under "Upper calibration value” and confirm with "OK". In our example we have specified "2" decimal places. Click "Transfer". This completes the teach-in method. If you wish, you can also save the parameter data for the potentiometric displacement sensor in a file.

  • Page 53: Adjustment With Transmitters Or Sensors Having A Standard Signal Output

    7.3.1 Adjustment with transmitters with voltage output by the teach-in method The teach-in method involves two-stage online "training" of the 9250 instrumentation amplifier using sensor data, in which two teach-in states are applied sequentially. The first teach-in state is the zero point under no load (lower scale value or lower analog value), and the second teach-in state is the upper limit (upper scale value or upper analog value).
  • Page 54 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)". The DigiVision configuration and analysis software will then import the sensor parameter data held in the 9250 instrumentation amplifier.
  • Page 55 Now move the sliding shaft using a calibrated gage block to s = 2.00 mm to set the upper scale value. Then click the [Teach-In] button under "Upper calibration value” and confirm with "OK". In our example we have specified "2"...

  • Page 56: Rescaling Using The Test And Calibration Certificate

    7.3.2 Rescaling using the test and calibration certificate This method involves a two-point calibration in which you enter the necessary data directly in the 9250 instrumentation amplifier. You can obtain all the necessary rescaling data from the test and calibration certificate for the transmitter or sensor with standard-signal output.
  • Page 57 The adjustment was performed as follows: Output voltage range of 0 ... 10 V ≡ measured displacement 0 ... 2 mm. This adjustment data must now be transferred to the 9250 instrumentation amplifier; if required it can also be saved.
  • Page 58 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)". The DigiVision configuration and analysis software will then import the sensor parameter data held in the 9250 instrumentation amplifier.

  • Page 59: Adjustment Of The Counter Input

    Adjustment of the counter input The 9250 instrumentation amplifier optionally includes a 32-bit counter, which can be operated and configured in 3 different modes. 7.4.1 Totalizing counter Diagram: 34 Device settings for the totalizing counter (Incremental Impuls mode) Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list.

  • Page 60: 360° Angle Of Rotation

    Set the "Lower counter state" at which the lower scale value or lower analog output is output. This is usually 0. Set the "Upper counter state" at which the upper scale value or upper analog output is output. Alternatively, you can use the teach-in option to obtain this value. Click [Teach- In end value] if you want to obtain the upper counter state by the teach-in method.
  • Page 61 Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)". The parameter data can be entered here.

  • Page 62: Rotational Speed

    Diagram: 36 Device settings for rotational speed (Incremental Angle of rotation mode) Start the DigiVision configuration and analysis software and make sure that the 9250 instrumentation amplifier is connected correctly and appears in the device list. Click in the left-hand menu bar on "Import parameters from device (online)".
  • Page 63 Enter the number of increments per revolution that your rotary encoder outputs. Set the lower scale value or lower analog value, and the upper scale value or upper analog value. The decimal places have been set to "3" in our example. Set the “Gate time”...

  • Page 64: Customer Services For Your 9250 Instrumentation Amplifier

    Product training (in-house training at burster's premises or on-site training at customer's premises) • Initial calibration and recalibration, including sensors To inquire about our customer services for your 9250 instrumentation amplifier, please telephone our Service department on (+49) 07224-645-53, or email: service@burster.de (Germany only). If you are outside Germany, you should contact your burster agent (see also www.burster.com).

  • Page 65: Technical Data

    Technical data The data sheet for the 9250 instrumentation amplifier contains the detailed technical specification. You can obtain the latest data sheet and additional information on the 9250 instrumentation amplifier from https://goo.gl/MQ27sG or simply use the QR code below: Diagram: 37...

  • Page 66: Accessories Available

    Accessories available The data sheet for the 9250 instrumentation amplifier contains details of the accessories available. You can obtain the latest data sheet and additional information on the 9250 instrumentation amplifier from https://goo.gl/MQ27sG or simply use the QR code below:...

  • Page 67: Disposal

    Disposal Battery disposal In Germany, the end user is legally obliged to return all used batteries, and it is illegal to dispose of batteries in the household waste. This law may also affect you as purchaser of the instrument described here. Please dispose of your used batteries properly and in accordance with national statutory regulations.

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