Remote Control
FPC1000
260
User Manual 1178.4130.02 ─ 02
Table 13-9: Meaning of bits in STATus:QUEStionable register
Bit number
Meaning
0 to 2
Unused
3
POWer
This bit is set if the measured power level in any of the active channels is questionable.
4
Unused
5
FREQuency
This bit is set if there is anything wrong with the frequency of the local oscillator or the
reference frequency in any of the active channels.
6 to 8
Unused
9
LIMit
(device-specific)
This bit is set if a limit value is violated.
10 to 14
Unused
15
This bit is always 0.
13.14.7 STATus:QUEStionable:FREQuency Register
This register contains information about the reference frequency. It can be read using
the commands
STATus:QUEStionable:LIMit:FREQuency?
and
STATus:QUEStionable:FREQuency[:EVENt]?
.
Table 13-10: Meaning of bits in STATus:QUEStionable:FREQuency register
Bit number
Meaning
0 to 7
Unused
8
EXTernal REFerence
This bit is set if an external reference is used.
9 to 14
Unused
15
This bit is always 0.
13.14.8 STATus:QUEStionable:LIMit Register
This register contains information about the observance of limit lines. It can be read
using the commands
STATus:QUEStionable:LIMit:CONDition?
and
STATus:QUEStionable:LIMit[:EVENt]?
.
Table 13-11: Meaning of bits in STATus:QUEStionable:LIMit register
Bit number
Meaning
0
LIMit 1 FAIL
This bit is set if limit line 1 is violated.
1
LIMit 2 FAIL
This bit is set if limit line 2 is violated.
Status Reporting System
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