HP E8402A, Руководство пользователя и обслуживания, Страница: 99 / 249

Programming the Enhanced Monitor 101
Chapter 3
STATus:QUEStionable:CURRent:CONDition?
The STATus:QUEStionable:CURRent:CONDition? query returns an integer
representing the contents of the condition register associated with the CURRent
status group.
The condition register continuously monitors the hardware and firmware status of
the instrument. There is no latching or buffering for this register; it is updated in real
time. Condition registers are read-only.
The following table describes each bit in the CURRent status group:
Returned Data
Comments
•
A bit is set when a current measurement is outside of the user-set limit.
Error conditions
The following table lists the most common error conditions and causes. Error
numbers and corresponding messages can be found using
SYSTem:ERRor?
query.
Reset Condition
*RST does not affect the status system.
Related
Commands
STATus:QUEStionable:CURRent:EVENt?,
STATus:QUEStionable:CURRent:ENABle
Bit Description Decimal Value
0 +24 (P24) volt power supply 1
1 +12 (P12) volt power supply 2
2 +5 (P5) volt power supply 4
3 Unused 8
4 Unused 16
5 -2 (N2) volt power supply 32
6 -5.2 (N5P2) volt power supply 64
7 -12 (N12) volt power supply 128
8 -24 (N24) volt power supply 256
9 Unused 512
10 Unused 1024
11 Unused 2048
12 Unused 4096
13 Unused 8192
14 Unused 16384
15 Unused 32768
Type Range Default Description
int16 0 - 32767 none Bit mask indicating which conditions are set (1) or cleared (0)
for the CURRent status group.
Number Message Probable Cause
-241 “Hardware missing” Power supply doesn’t support current measurements