Status Commands
These commands program the electronic load status registers. The electronic load has five groups of
status registers; Channel Status, Channel Summary, Questionable Status, Standard Event Status, and
Operation Status. Refer to chapter 3 under "Programming the Status Registers" for more information.
Bit Configuration of Channel Status Registers
Bit Position
15-14
Bit Name
N.U.
Bit Weight
8192
VF
voltage fault has occurred
OC
over-current condition has occurred
OP
over-power condition has occurred
OT
over-temperature condition has occurred
RRV
reverse voltage on the sense terminals
STATus:CHANnel?
Channel Specific
This query returns the value of the Channel Event register. The Event register is a read-only register
which holds (latches) all events that are passed into it. Reading the Channel Event register clears it.
Query Syntax
Parameters
Examples
Returned Parameters
Related Commands
STATus:CHANnel:CONDition?
Channel Specific
This query returns the value of the Channel Condition register. The particular channel must first be
selected by the CHAN command.
Query Syntax
Parameters
Examples
Returned Parameters
Related Commands
STATus:CHANnel:ENABle
Channel Specific
This command sets or reads the value of the Channel Enable register for a specific channel. The
particular channel must first be selected by the CHAN command.
Command Syntax
Parameters
Examples
Query Syntax
Returned Parameters
Related Commands
13
12
11
10
PS
OV
LRV
UNR
4096
2048
1024
STATus:CHANnel[:EVENt]?
None
STAT:CHAN:EVEN?
<NR1> (register value)
*CLS
STATus:CHANnel:CONDition?
None
STAT:CHAN:COND?
<NR1> (register value)
STAT:CHAN?
STATus:CHANnel:ENABle <NRf+>
channel number
STAT:CHAN:ENAB 3
STATus:CHANnel:ENABle?
<NR1> (register value)
*CLS
9
8
7–5
4
EPU
RRV
N.U.
OT
512
256
16
EPU
extended power unavailable
UNR
input is unregulated
LRV
reverse voltage on the input terminals
OV
over-voltage condition has occurred
PS
protection shutdown circuit has tripped
Language Dictionary - 4
3
2
1
0
OP
N.U.
OC
VF
8
4
2
1
91
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