About the 8020-SCP-333
8020-SCP-333 is a Model 300, 2K Deluxe Processor with UV PROM that is manufactured by Square D. There are 55 error codes on this processor, including:
- Error code 17 means that the remote device is inactive (generated by the Network Interface Module)
- Error code 18 means that the rung number used is not allowed.
- Error code 19 means that the register count is greater than 16.
- Error code 20 means that no channel number or an illegal channel number has been assigned.
- Error code 21 occurs after trying to WRITE to an external output while the processor is in HALT mode.
- Error code 22 occurs when the forcing function is inhabited from the processor COMM port.
- Error code 23 means a user attempted to alter data in a fenced register.
- Error code 24 means a user attempted to force a non-forcible register.
- Error code 25 means that there is a CPU error.
- Error code 26 means that there is user memory overlap and rack addressing.
- Error code 27 means that there is a memory error.
- Error code 28 means that the user has selected an illegal baud rate.
- Error code 29 means that a user has attempted to send a message with an illegal baud rate.
- Error code 30 means that a user has attempted to alter PROM memory after the PROM inhibits coil has been entered into memory.
- Error code 31 means that the end of the tape was encountered before the operation could be completed.
- Error code 32 means that the entered operation is not allowed in PROM memory.
- Error code 33 is a tape data error.
