Sutron ACCUBAR 5600-0120-2 Operation & Maintenance Manual
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Sutron ACCUBAR 5600-0120-2 Operation & Maintenance Manual

Barometric pressure multiple interface sensor
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SUTRON ACCUBAR® BAROMETRIC PRESSURE
MULTIPLE INTERFACE SENSOR
OPERATIONS & MAINTENANCE
22400 Davis Drive
GS-25F604D SBSA
MANUAL
5600-0120-1,-2
MODEL
8800-1036
PART NO.
REVISION F
Sterling, VA 20164
(703) 406-2800
ISO 9001:2008 Certified
(703) 406-2801 Fax
www.sutron.com & www.sutronwin.com/sutronwin/tw/
Sutron is an authorized Iridium Value Added Reseller (VAR).
page 1
3/22/2011

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Summary of Contents for Sutron ACCUBAR 5600-0120-2

  • Page 1 OPERATIONS & MAINTENANCE MANUAL 5600-0120-1,-2 MODEL 8800-1036 PART NO. REVISION F 22400 Davis Drive Sterling, VA 20164 (703) 406-2800 www.sutron.com & www.sutronwin.com/sutronwin/tw/ page 1 GS-25F604D SBSA ISO 9001:2008 Certified (703) 406-2801 Fax Sutron is an authorized Iridium Value Added Reseller (VAR). 3/22/2011...

  • Page 2: Table Of Contents

    Additional commands for Analog output units (-2) ..............36 Installation ........................37 Calibration ........................38 Factory Calibration ........................38 Metrology Lab Calibration ....................... 38 Troubleshooting and Maintenance ................... 40 Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 3 Specifications for 5600-0120 Barometric ACCUBAR ............. 42 Appendix A -- Introduction to Pressure Measurement ............. 44 Appendix B– Sutron Customer Service Policy ................. 48 Appendix C– Commercial Warranty ..................49 SUTRON MANUFACTURED EQUIPMENT ................ 49 NON-SUTRON MANUFACTURED EQUIPMENT .............. 49 REPAIR AND RETURN POLICY ..................

  • Page 4: Introduction

    EEROM and remains even when power is removed setup from the sensor wide operating the sensor operates over the voltage range of 8 to 28 VDC voltage Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 5: Quick Start

    To use the ACCUBAR with the 8200 follow these simple steps:  Connect the sensor to your Sutron 8200 Data Logger SDI-12 port on the front panel of the 8200, using the factory supplied cable.  Use the 8200 SYSTEM SETUP\ENABLE SENSOR menu to turn SDI0-1 ON. If you want to see the units indicator for the measurement also turn SDI0-2 ON.

  • Page 6: Cabling

    DB9M connector on it. This cable will plug into a Sutron 8200. The wiring of the cable is as follows. Note the two different possibilities for the colors of the conductors.

  • Page 7: Sdi-12 Wiring

    Pins 1 and 5 are connected internally and are interchangeable. The two connections are provided as a convenience to the RS-232 user. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 8: Analog Wiring

    Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 9: Setup And Operation

    SDI-12, you will need to connect it to a data recorder, such as a Sutron 8210, 8310, 9210, or Xpert which is capable of issuing standard and extended SDI-12 commands. Follow the instructions in Sections 2 and 3 in order to make these connections.

  • Page 10: Using Switches To Set The Address

    Therefore another version of the request unknown address or address query command is: ® The SDI-12 command for setting the ACCUBAR 's address is the XAD command Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 11: Verifying The Address And Operation

    I. The format of the command is: ® Where a is the address for the ACCUBAR ® The ACCUBAR will reply with Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 12: Commands (Overview)

    SDI specifications 1.0 plus some extended commands defined by Sutron. All commands start with a single-character address and end in an exclamation point. The address is a single character with values 0 to 9, :;<=> ?, A to Z, and a to z.

  • Page 13: Making A Measurement

    M is the command to make a measurement Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 14 (mB + elevation offset)  user scale + user offset set by XE or XS Set by XUU Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 15: Making A Concurrent Measurement (C Command)

    The following table summarizes all the values of u. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 16: Making A Non-Concurrent Measurement With Crc-16 (Mc Command)

    D0 is the command to retrieve measured data. Note: the number zero follows D, not the letter O. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 17: Making A Concurrent Measurement With Crc-16 (Cc Command)

    You can also ® issue the command yourself. In reply, the ACCUBAR will respond with Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 18 In most cases, you will not set up the recorder to store this units identifier. It is provided in response to the standard measure command to eliminate confusion as to the computation used to come up with the final value. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 19: Other Measurements

    As noted above, the aM! command can return the pressure in several different units. The selection of the units is made using the XUPcommand: Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 20: Setting User Units

    The XE command allows direct setting of an elevation offset which will be added to the measurement to compute atmospheric pressure at sea level: Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 21: Analog Output Range

    With 600 to 1100 mB corresponding to 0 to 5V, a 1 mV error corresponds to a 0.1 mB Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 22: Converting Voltage To Pressure

    914.328. The slope would be (f - z) / 5 which is: 33.864. To compute the output in "Hg for this example, the slope would be 1 and the offset would be 27. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 23: Configuring The Operating Mode And Averaging Time

    The ACCUBAR supports user selectable averaging time for SDI-12 readings. The time period in seconds is specified with the aXT+t extended command. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 24: Resetting The Unit To Factory Default Configuration

    Items not reset:  Address  Metrology lab calibration coefficients  Resolution of pressure data returned as had been set by the XUP command. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 25: Command Reference

    (factory aD0! calibrated where p is the signed pressure value in value) (Version 2.0 and higher) Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 26 Offset (Version 2.0 aD0! and higher) where, s is the scale calibration and o is the offset calibration(mB). Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 27 0= Celsius and 1=Fahrenheit, and C is the 3 character CRC. Use the XUT command to set the units. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 28 CRC-16 temperature in degrees Celsius, and C is (Version 2.0 the CRC. and higher) Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 29 The units are set by the XUP command. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 30 Scale and number of values that can be collected Offset aD0! where, s is the scale calibration and o is the offset calibration(mB). Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 31 (Version 2.0 and higher) service request aD0! where p is the signed pressure value in mB and C is the 3 character CRC Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 32 (Version 2.0 where, s is the scale calibration, o is the and higher) offset calibration (mB), and C is the 3 character CRC. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 33 EEROM checksum, s is the number of resets since power up, p is the number of power ups, and u is the number of unexpected interrupts. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 34: Accubar Extended Commands

    Note: a D0 command issued after the be powered down and back up after XFD command will return the operating use of this command. mode Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 35 Note: a D0 command issued after the (sets the averaging time to 10 XT will return the number of samples to seconds) be averaged during the selected time. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 36 Current settings can be queried by (XUP) are set to user units (9). issuing the aXUU! Command followed by the aD0! Command. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 37: Additional Commands For Analog Output Units (-2)

    Current settings can be queried by issuing the aXOM! Command followed All input values are standard by the aD0! Command. SDI-12 values with polarity sign Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 38: Installation

    The terminal block accommodates wire sizes from 28 AWG to 16 AWG or up to 1 mm 2 . The recommended length of bare wire is 0.22" or 5.5 mm. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 39: Calibration

    A calibration verification encompasses nearly 300 points over the complete temperature and pressure range. An Accubar can be sent back to the factory for a complete calibration over temperature. The Sutron Part number for this calibration service is: 8700-0005 Metrology Lab Calibration ®...
  • Page 40 Note: Calibration scale and calibration offset can be determined via the M4 command. Note: The current value of field offset, user units offset, and user units scale can be determined via the M3 command. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 41: Troubleshooting And Maintenance

    CAUTION: Do not remove the microprocessor from the ACCUBAR for any reason. If there is a problem with the processor, please notify Sutron Customer Service at (703) 406-2800. Only factory-trained personnel with specialized tools can remove the microprocessor without damaging the unit and the processor.

  • Page 42: Test Analog Output

    Maintenance should be performed at least every 6 months in order to insure that the sensor meets the accuracy specifications. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 43: Specifications For 5600-0120 Barometric Accubar

    Pressure Fitting Hose barb for 3/16" ID hose Electrical Connection Cable gland for 1/4” cable to terminal block for 16-- 28 AWG wire Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 44 Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 45: Appendix A -- Introduction To Pressure Measurement

    Pressure is measured with respect to atmospheric pressure. Same as a differential pressure sensor with the second port open to the atmosphere. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 46 (USGS conversion factor is 2.3073 * PSI) PRESSURE EQUIVALENTS feet of W ater 0.000 0.000 11.537 34.474 23.073 68.948 34.610 103.421 46.146 137.895 50.761 151.685 80.756 241.317 Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...
  • Page 47 The following graph illustrates why the temperature coefficient is an important specification for remote equipment. In an indoor environment a competitor's barometer is about a 0.5 mB instrument. Over the operating temperature range of Sutron equipment, it degrades to a +3 mB instrument.
  • Page 48 Resolution and Accuracy are two independent variables. The advantage of resolution in excess of accuracy is that changes in the input parameter can be detected and tracked. Bringing the Benefits of Real-Time Data Collection to the World Sutron Corporation, 22400 Davis Drive, Sterling, Virginia 20164-4444...

  • Page 49: Appendix B- Sutron Customer Service Policy

    Sutron equipment provides. We often supply on-site introductory training at your facility. We also hold a 3 day training seminar 4 times each year at our Sutron headquarters in Sterling Va. Contact me or your Sutron Regional Sales Manager for details.

  • Page 50: Appendix C- Commercial Warranty

    The above Warranty applies only to products manufactured by Sutron. Equipment provided, but not manufactured by Sutron, is warranted and will be repaired to the extent of and according to the current terms and conditions of the respective equipment manufacturers.

This manual is also suitable for:

Accubar 5600-0120-1

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