QUEStionable status register

The QUEStionable status register is a 16-bit register that stores information related to the questionable events and status during KFM2151 operation.

These register bits may indicate problems with the measured data of the KFM2151.

Table 7 QUEStionable status register (STATus:QUEStionable)

Bit | Bit Weight | Bit Name | Description
0 | 1 | VOLTage | The voltage measurement data is questionable.
1 | 2 | Not Used | Not Used
2 | 4 | Not Used | Not Used
3 | 8 | Not Used | Not Used
4 | 16 | Not Used | Not Used
5 | 32 | Not Used | Not used
6 | 64 | Not Used | Not used
7 | 128 | Not Used | Not Used
8 | 256 | Not Used | Not Used
9 | 512 | UVP | Undervoltage protection is activated (on some channel).
10 | 1024 | OVP | Overvoltage protection is activated (on some channel).
11 | 2048 | Not Used | Not Used
12 | 4096 | Not Used | Not Used
13 | 8192 | Not Used | Not used
14 | 16384 | Not Used | Not used
15 | 32768 | Not Used | Always zero

STAT:QUES

Queries the event of the QUEStionable status register.

A query clears the contents of the register.

Command

STATus:QUEStionable[:EVENt]?

Response

Returns the event of the QUEStionable status register in the <NR1> form.

STAT:QUES:COND

Queries the condition of the QUEStionable status register.

A query does not clear the contents of the register.

Command

STATus:QUEStionable:CONDition?

Response

Returns the condition of the QUEStionable status register in the <NR1> form.

STAT:QUES:COND:LIST:OVP
STAT:QUES:COND:LIST:UVP

Queries the condition of bit 9 (UVP) or bit 10 (OVP) of the QUEStionable status register.

A query does not clear the contents of the register.

Command

STATus:QUEStionable:CONDition:LIST:OVP?

STATus:QUEStionable:CONDition:LIST:UVP?

Response

Returns the current condition in the <String> form in response to STAT:QUES:COND:LIST:OVP?.

Returns the current condition in the <String> form in response to STAT:QUES:COND:LIST:UVP?.

(Example) If OVP is activated on CH31, CH122, and CH205, and UVP is not activated, the following is returned in response to STAT:QUES:COND:LIST:OVP?;UVP?.
Returns "31,122,205";"".

STAT:QUES:ENAB

Sets the enable register of the QUEStionable status register.

Command

STATus:QUEStionable:ENABle <NR1>

STATus:QUEStionable:ENABle?

Parameter

Value: 0 to 32767

Response

Returns the enable register setting of the QUEStionable status register in the <NR1> form.

STAT:QUES:PTR

Sets the positive transition of the QUEStionable status register.

Command

STATus:QUEStionable:PTRansition <NR1>

STATus:QUEStionable:PTRansition?

Parameter

Value: 0 to 32767

Response

Returns the positive transition of the QUEStionable status register in the <NR1> form.

STAT:QUES:NTR

Sets the negative transition of the QUEStionable status register.

Command

STATus:QUEStionable:NTRansition <NR1>

STATus:QUEStionable:NTRansition?

Parameter

Value: 0 to 32767

Response

Returns the negative transition of the QUEStionable status register in the <NR1> form.