QUEStionable status register （PCR-M）
The QUEStionable status register is a 16-bit register that stores information related to the questionable events and status during PCR operation.
These register bits may indicate problems with the measured data of the PCR.
| Bit | Bit weight | Bit name | Description |
|---|---|---|---|
| 0 | 1 | OV(Over Voltage Protection) | Overvoltage protection has been activated |
| 1 | 2 | OC(Over Current Protection) | Overcurrent protection has been activated |
| 2 | 4 | DSP(DSP error) | Device error has occurred |
| 3 | 8 | UNR(UNRegulated) | Undervoltage protection has been activated |
| 4 | 16 | OT(Over Temperature Protection) | Overtemperature protection has been activated |
| 5 | 32 | Not Used | -- |
| 6 | 64 | Not Used | -- |
| 7 | 128 | MEM(Memory) | Memory data is invalid |
| 8 | 256 | CAL(CALibration) | Calibration data is invalid |
| 9 | 512 | OP(Over Power protection) | Overpower protection has been activated |
| 10 | 1024 | CL-PEAK(Current Limit on PEAK) | Current limit control has been activated |
| 11 | 2048 | PL(Power Limit) | Overpower overload has been activated |
| 12 | 4096 | CL-RMS(Current Limit on RMS) | Overcurrent (peak) overload has been activated |
| 13 | 8192 | Not Used | -- |
| 14 | 16384 | Not Used | -- |
| 15 | 32768 | Not Used | Always zero |
AC Power Supply PCR-LE series