QUEStionable status register
The QUEStionable status register is a 16-bit register that stores information related to the questionable events and status during PWX operation.These register bits may indicate problems with the measured data of the PWX.
Bit | Bit weight | Bit name | Description |
---|---|---|---|
0 | 1 | OV (OVP) | Overvoltage protection has been activated |
1 | 2 | OC (OCP) | Overcurrent protection has been activated |
2 | 4 | PF (AC) | Low AC input protection has been activated |
3 | 8 | Not Used | -- |
4 | 16 | OHP (OHP) | Overheat protection has been activated |
5 | 32 | SD | Shut down |
6 | 64 | OT2(OHP2) | Overheat protection2 has been activated |
7 | 128 | SENS | Incorrect sensing connection protection has been activated |
8 | 256 | FAN | Fan failure protection has been activated |
9 | 512 | INH | Output turned off through external control; OUTP command inhibit status |
10 | 1024 | UNR | Not operating in CV mode or CC mode (power limitation has been activated) |
11 | 2048 | I2C | I2C communication error |
12 | 4096 | OV2 (OVP2) | Overvoltage protection (120 % of the rated voltage) has been activated |
13 | 8192 | INSTrument Summary | Summary bit of QUEStionable:INSTrument sub register |
14 | 16384 | WDOG | Communication monitor has been activated |
15 | 32768 | Not Used | Always zero |