History:blower[:Histogram]? <Blower>[,Min|Max] - HP E8402A User And Service Manual

HISTory:BLOWer[:HISTogram]? < blower >[,MIN|MAX]
Parameters
Returned Data
Comments
Error Conditions
Reset Condition
Related
Commands
64 Programming the Enhanced Monitor
HISTory:BLOWer[:HISTogram]?
specified <blower>. Ten values are returned for the amount of time the <blower>'s
RPM level spent in ten different RPM ranges. Those RPM ranges can be queried
with the MIN and MAX optional parameter. The units of the time values returned
are HOURs by default, but can be changed with the
Name Type
< blower > enum. BLOWer1,
BLOWer2,
BLOWer3
optional enum. MIN, MAX
parameter
Type
<range1> int32
<range2> int32
<range3> int32
<range4> int32
<range5> int32
<range6> int32
<range7> int32
<range8> int32
<range9> int32
<range10> int32
•
HIST:BLOW? BLOW1
•
HIST:BLOW? BLOW1,MAX
each RPM range.
The following table lists the most common error conditions and causes. Error
numbers and corresponding messages can be found using
Number Message
-109 "Missing Parameter"
-224 "Illegal Parameter"
-311 "Memory error"
*RST has no effect on the HISTory subsystem.
HISTory:RESet:BLOWer, HISTory:UNITs[:TIME]
<blower> returns the histogram data for the
Range Default
none Selects the fan whose RPM histogram is
desired. BLOWer1 is the main cooling fan,
BLOWer2 is the Power Supply cooling fan,
BLOWer3 is a second Power Supply
cooling fan on the HP E8404A
mainframes.
none Returns the maximums or minimums of the
RPM ranges.
Range Default
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
0-2147483647 none
returns 10 time values, units set/queried by
returns 10 values representing the maximums for
The <blower> parameter was omitted.
The <blower> or optional parameter not correct.
The historical data's memory is not available.
command.
HISTory:UNIT[:TIME]
Description
Description
lowest RPM range.
second RPM range.
third RPM range.
fourth RPM range.
fifth RPM range.
sixth RPM range.
seventh RPM range.
eighth RPM range.
ninth RPM range.
highest RPM range.
HIST:UNIT.
SYSTem:ERRor?
Probable Cause
Chapter 3
query.