Opto 22

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KB48056
Serial B3000 issues in firmware versions 81.30 and 81.31
Revision:  2.0
Published:  4/21/2006
Applies To
Firmware for:
B3000
Versions
Problem was discovered in version:  
81.30
Released version problem is resolved in  
81.32

SYMPTOMS

Various symptoms are apparent when using serial B3000 brains with version 81.30 or 81.31 firmware. They are characterized by the following:

  1. Averaging does not work on the second channel of analog modules.
  2. Periodic zero readings possible on any analog module. Readings are typically normal.
  3. Some analog modules may report a value of ‑32768.
  4. Scanning issues resulted in I/O readings not being updated.

RESOLUTION

Brain firmware version 81.32 corrects these issues. Determine the firmware version in your serial B3000 using the suggested methods:

If you are using OptoControl:

  1. A serial B3000 unit may represent up to two digital I/O units, and two analog I/O units. Select one of the configured I/O units to inspect in Debug mode.
  2. In Debug mode, double-click the I/O unit in the strategy tree. The View I/O Unit window appears.
  3. The version is listed under Firmware Version.
  4. If the version is within the affected version range, contact Opto 22 Product Support.

If you are using a custom application in a Windows environment:

    If you are experiencing the above symptoms and are using a custom application in a Windows environment, contact Opto 22 Product Support to determine the firmware revision.

MORE INFORMATION

If you are using SNAP-AIVRMS and SNAP-AIARMS modules, you may also want to refer to OptoKB KB47789.

Relevant Downloads
No relevant downloads have been specified.
Questions? Contact Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com

DISCLAIMER

This Opto 22 Knowledge Base ('OptoKB') article is intended to provide general technical information on a particular subject or subjects and is not an exhaustive treatment of such subjects. Accordingly, the information in this OptoKB article is not intended to constitute application, design, software, or other professional engineering advice or services. Opto 22 may modify the OptoKB articles at any time. Before making any decision or taking any action which might affect your equipment, you should consult a qualified professional.

OPTO 22 DOES NOT WARRANT THE COMPLETENESS, TIMELINESS, OR ACCURACY OF THE DATA CONTAINED IN THIS OPTOKB ARTICLE AND MAY MAKE CHANGES THERETO AT ANY TIME AT ITS SOLE DISCRETION WITHOUT NOTICE. FURTHER, ALL INFORMATION CONVEYED HEREBY IS PROVIDED TO USERS 'AS IS.' IN NO EVENT SHALL OPTO 22 BE LIABLE FOR ANY DAMAGES OF ANY KIND INCLUDING DIRECT, INDIRECT INCIDENTAL, CONSEQUENTIAL, LOSS PROFIT, OR DAMAGE, EVEN IF OPTO 22 HAS BEEN ADVISED ON THE POSSIBILITY OF SUCH DAMAGES.

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