Tag: Square D

Symax Class 8020 Fault Codes

Check out our list of Schneider Square D SyMax Class 8020 fault codes.

We offer these codes for those who would like to have more information about typical machine errors that may occur on your current equipment. Feel free to print out this list for quick reference. And if you need us, remember our team is here to assist with fast and professional repairs.

SyMax Class 8020 Model 300

The Symax Model 300 error codes will display on a connected CRT screen.

Error code Description
01Illegal protocol opcode, the SY/MAX device does not recognize the instruction
02Illegal intermediate code format.
03An illegal address has been attempted.SY/MAX device does not contain the requested register(s).
04Illegal rack addressing has been attempted.
Attempt was made to incorrectly edit rack addressing
051. An instruction has been attempted which is not supported in this type processor
(Example: square root calculation attempted in Model 300 processor.)
 
2. Incorrect mode set for NIM port connected to a processor (receiving device). Mode set for 8881 mode or peripheral mode.
 
3. In a Nel-to-Net link, the two NIMs have different address settings (on thumb-wheels), or link is between ‘0’ port on one and ‘l’ port on the other.
06Unable to find the searched-for item.
07An attempt has been made to alter data in a protected register
08An attempt has been made to access protected memory
09An attempt has been made to alter data in a READ ONLY register or a register containing external inputs
10An attempt has been made to exceed memory limitations
11Communication Error. Sy/Max Device went into an overflow condition
12Illegal CPU rack addressing. Attempted rack address is incompatible with processor hardware
13Communications error (link error.)
14Operation not allowed to run.
15Communications overflow.
16The register count in a communication rung is too large for the processor.
17Unable to establish communications to remote Sy/Max Device.
18The rung number used is not allowed
19An illegal READ parameter has been assigned
20Channel number in a communication rung is too large for the processor.
The first 20 error codes on a Model 300
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A Short History of Eurotherm

What do you know about the history of Eurotherm?

Industrial companies grow, merge, and get bought out by larger companies. This is not unusual. But when you’re trying to track down legacy products, it can make life difficult.
At AX Control, we’ve had plenty of experience with these changes. We have plenty of experience working with older parts that “used to be” made under a different company name.

History of Eurotherm

Close-up of a 590+ DC Drive by Eurotherm. One of many parts made throughout the history of Eurotherm.
A 590+ DC Drive by Eurotherm

In the case of Eurotherm, company history takes a few zigs and zags. Expansions and mergers play heavily in its history. Even so, products remained branded as “Eurotherm.” For example, new parts produced by Schneider Electric are still sold under the Eurotherm name.

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