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1 - 25 of 36 results for "snap pac firmware"
Updating to firmware 9.2c or higher may fail on SNAP-PAC-R units
Knowledge Base - KB82101 - Published:
Attempts to download firmware version 9.2c or higher to a SNAP-PAC-R1, -R1-B, or -R2 controller may fail, with or without displaying a message. Messages that may be reported include...more
PAC Manager: Install Firmware via Ethernet may fail with certain controllers (Could not access 'response' file)
Knowledge Base - KB86237 - Published:
Note: This issue affects PAC Manager when installing firmware via an Ethernet connection to:SNAP-PAC-R1, SNAP-PAC-R1-FM, SNAP-PAC-R1-BSNAP-PAC-R2, SNAP-PAC-R2-FM When using the Tools > Install...more
SNAP-PAC-S1 with R9.0c firmware does not boot if microSD card is installed
Knowledge Base - KB81204 - Published:
A SNAP-PAC-S1 controller with R9.0c firmware does not boot up if a microSD card is installed in the controller. When the controller is powered up, the STAT LED flashes green twice, resets, and repeats.
SNAP-PAC-R control engines' STAT LED may remain dark after firmware downloads or restarts
Knowledge Base - KB60414 - Published:
The SNAP-PAC-R1 and SNAP-PAC-R2 controller's STAT LED may remain off after firmware downloads or restarts. Symptoms include: After downloading firmware over Ethernet, the LED remains off and the unit...more
SNAP PAC thermocouple modules running under R9.5a firmware may prematurely display high out-of-range value
Knowledge Base - KB86139 - Published:
NOTE: This issue affects SNAP PAC brains running firmware R9.5a with thermocouple modules configured for point types C, D, E, G, J, K, or N. Point types B, R, S, T are not affected by this issue.When...more
Get Control Engine Address command returns 0.0.0.0
Knowledge Base - KB85276 - Published:
NOTE: This issue affects only SoftPAC and SNAP PAC Sim Control Engine Simulator. It does not affect firmware in SNAP PAC S-series or R-series controllers.When you have more than one NIC in your computer...more
PAC Control: Analog points higher than the 4th point on a SNAP-PAC-R1-B I/O unit show incorrect values
Knowledge Base - KB86580 - Published:
Note: This issue is related to PAC Control software, not to the SNAP-PAC-R1-B firmware or hardware.  If your strategy includes a SNAP-PAC-R1-B I/O unit that has an analog I/O module with more than...more
Loading a strategy from microSD to controller flash memory may fail
Knowledge Base - KB83987 - Published:
Trying to load a PAC Control strategy and firmware from a microSD card to flash memory on a SNAP PAC may fail. If you inspect the controller in PAC Terminal, you see "Stored in Flash: None" instead of ...more
Possible problems downloading large strategy to SNAP PAC controller with R8.5a
Knowledge Base - KB80817 - Published:
A large strategy that used to download to a SNAP PAC controller with firmware versions prior to R8.5a, may not download to a controller with firmware R8.5a. All objects created in the...more
Some SNAP-PAC-S1/S2 controllers may reset on power-up
Knowledge Base - KB80248 - Published:
SNAP-PAC-S1 and SNAP-PAC-S2 control engines with a Hardware Revision date of August 28, 2007 or later using firmware versions R7.0a through R8.1a, may reset on power-up. If the controller resets, the...more
Backup redundant controller may not be established
Knowledge Base - KB81053 - Published:
A SNAP PAC control engine with R9.0a firmware that is set up as a Redundant Controller, might in a rare occurence, not be able to establish itself as the redundant controller when the switch-over is...more
Problem with SNAP-PAC-S2 serial port's DCD signal
Knowledge Base - KB80409 - Published:
The SNAP-PAC-S2's Data Carrier Detect (DCD) signal on serial ports 2 and 3 may be inverted due to a bug in the loader firmware. The DCD signal appears ON when it is OFF, and appears OFF when it is ON...more
SNAP PAC controller may show retry errors on local I/O unit
Documents, Knowledge Base - KB89971 - Published:
When running a strategy on a SNAP PAC controller and the strategy accesses local I/O, the firmware may place -539 (I/O error; performing retry) error messages on the message queue. These error messages should not occur on local I/O units.
Some newer SNAP PAC controllers and brains MUST use PAC firmware R9.5g or higher
Knowledge Base - KB87213 - Published:
Some SNAP PAC products have new flash components.   Note: This KB article does not apply to: Wireless SNAP PAC controllers and brains (-R1-W, -R2-W, -S1-W, -S2-W, EB1-W, EB2-W). SNAP...more
SoftPAC: SSL isn't available in Comm Handles
Knowledge Base - KB85959 - Published:
SSL isn't available in comm handles in SoftPAC or PAC Sim. This feature is available for outgoing comm handles in SNAP PAC R- and S-series controllers with PAC firmware R9.5a and higher. See also...more
PAC Manager error when I/O Unit Image file does not match the analog modules installed on brain
Knowledge Base - KB57775 - Published:
In PAC Manager, if an I/O Unit Image file is sent to another brain that does not have the same analog modules installed, an error occurs. The message displayed reports there were "incompatible kernel...more
Limited number of ports with the ‘Listen for Incoming Communication’ ioControl command
Knowledge Base - KB50335 - Published:
If the Listen for Incoming Communication command in ioControl is used repeatedly with a different port number, eventually the command will return an error. The maximum successful calls to the command...more
Premature return of "-10" error in PAC-DEV-OPTOMMP-DOTNET SDK
Knowledge Base - KB84295 - Published:
If you're using Opto 22's .NET OptoMMP Software Development Kit for SNAP PAC and call the methods ReadBrainDiagnosticInformation() or Open(), you may receive an immediate “-10” error.This issue occurs...more
Control engine port 22001 may become unresponsive if bootup is interrupted
Knowledge Base - KB80103 - Published:
If a control engine's bootup process is interrupted by a connection attempt at just the right moment, its host port 22001 becomes unresponsive. Communication attempts by PAC Control or PAC Term, for...more

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