Inu Control Psr 2000 Manual

Remember: never guess wiring, never reset parameters without recording the originals, and always verify power requirements first. If you eventually find the PDF, upload it to the Internet Archive or share it on a forum – you will save the next engineer hours of frustration.

If you own or operate a PSR 2000, – not buried in an office drawer. The difference between a 15-minute fix and a 3-hour service call is often just a well-written error code table. inu control psr 2000 manual

| Error Code | Meaning | Probable Cause & Solution | |------------|------------------------------|--------------------------------------------------------| | EEE | EEPROM error | Parameter corruption. Reset to factory defaults ( FAC =1) | | OU | Input over-range | Sensor disconnected or exceeded max scale. Check wiring and range. | | UU | Input under-range | Short circuit or reversed polarity (thermocouple). | | AL1 / AL2 flashing | Alarm active | Process value exceeded alarm setpoint. Normal if intentional. | | Er when starting auto-tune | Auto-tune fault | Output not reaching steady state. Check heater/load connection. | Remember: never guess wiring, never reset parameters without