YOKOGAWA WT110 User Manual page 143

Appendix 1.1 Commands
6 :power factor (PF)
11 :phase angle (deg)
• in case of harmonic analysis
m=1 :Analysis value of each component of
2 :Analysis value of each component of
3 :Analysis value of each component of
6 :power factor (PF)
16 :harmonic distortion factor of voltage
17 :harmonic distortion factor of current
19 :Relative harmonic content of each
20 :Relative harmonic content of each
21 :Relative harmonic content of each
22 :Phase angle between each voltage of
23 :Phase angle between each current of
Query DB? <terminator>
Example DB1
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
DC/DC? Sets the function for display C/inquires
about the current setting
Syntax DCm <terminator>
"m" indicates one of the following functions.
• in case of normal measurement
m=1 :voltage (V)
2 :current (A)
3 :power (W)
7 :Input voltage frequency (V Hz)
8 :Input current frequency (A Hz)
9 :watt hour (Wh)
10 :ampere hour (Ah)
12 :Peak voltage value (Vpk)*
13 :Peak current value (Apk)*
14 :Computation result (MATH)*
24 :positive watt hour (Wh+)
25 :negative watt hour (Wh–)
26 :positive ampere hour (Ah+)
27 :negative ampere hour (Ah–)
* Applies to WT110/WT130 with ROM
version 2.01 or later
• in case of harmonic analysis
m=1 :Rms value of the 1st to 50 (or 30) th
2 :Rms value of the 1st to 50 (or 30) th
3 :Rms value of the 1st to 50 (or 30) th
7 :Input voltage frequency (V Hz)
8 :Input current frequency (A Hz)
Query DC? <terminator>
Example DC1
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
DF/DF? Sets the computation method for
harmonic distortion (THD)/inquires about
the current setting.
Syntax DFm <terminator>
"m" indicates the computation method for
harmonic distortion (refer to page 8-4)
m=0 :IEC
1 :CSA
App1-2
voltage (V)
current (A)
active power (W)
(V THD)
(A THD)
voltage component (V %)
current component (A %)
active power component (W %)
the 2nd to 50 (or 30) th order and the
fundamental (1st order) voltage.
the 2nd to 50 (or 30) th order and the
fundamental (1st order) current.
order of voltage (V)
order of current (A)
order of active power (W)
Query DF? <terminator>
Example DF0
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
• While recalling or storing is in progress,
execution error 19 will occur.
DL/DL? Sets the terminator for communication
output data/inquires about the current
setting.
Syntax DL <terminator>
"m" indicates terminator
m=0 :CR+LF+EOI
1 :LF
2 :EOI
Query DL? <terminator>
Example DL0
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
DR/DR? Displays the current range.
Syntax DRm <terminator>
"m" indicates the range.
m=0 :cancels the range display and returns
1 :displays voltage, current and shunt
2 :displays the shunt value of element 1,
Query DR? <terminator>
Example DR0
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
DY/DY? Sets the display for comparator ON/OFF,
or inquires about the current setting.
Syntax DYm <terminator>
"m" indicates display for comparator ON/OFF
m=0 :cancels the display for comparator
1 :sets the display for comparator ON
Query DY? <terminator>
Example DY1
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
EA/EA? Sets the element for display A/inquires
about the current setting.
Syntax EA m <terminator>
"m" indicates element.
m=1 :Element 1
2 :Element 2 (for model 253503 only)
3 :Element 3 (for WT130 only)
4 :∑ (for WT130 only)
Query EA? <terminator>
Example EA1
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
EB/EB? Sets the element for display B/inquires
about the current setting.
Syntax EB m <terminator>
"m" indicates element.
m=1 :Element 1
2 :Element 2 (for model 253503 only)
3 :Element 3 (for WT130 only)
4 :∑ (for WT130 only)
Query EB? <terminator>
Example EB1
Description • Parameter error 12 will occur if "m" is set to an
illegal value.
EC/EC? Sets the element for display C/inquires
about the current setting.
GP-IB RS-232-C
CR+LF
LF
CR
to measurement display
value of element 1 on display A, B
and C respectively.
2 and 3 on display A, B and C
respectively (WT130 only).
IM 253401-01E