YOKOGAWA WT210, User Manual, Page: 193 / 316

13-3
IM 760401-01E
Communication Commands 1 (System of Commands before the IEEE 488.2-1987 Standard)
13
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–)
• in case of harmonic measurement
m= 1: Rms value of the 1st to 50
(or 30) th order of
voltage (V)
2: Rms value of the 1st to 50
(or 30) th order of
current (A)
3: Rms value of the 1st to 50
(or 30) th order of active
power (W)
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 DF m <terminator>
“m” indicates the computation
method for harmonic distortion
(refer to section 7.2)
m= 0: IEC
1: CSA
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
GP-IB Serial
m= 0: CR+LF+EOI CR+LF
1: IF LF
2: EOI CR
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 DR m <terminator>
“m” indicates the range.
m= 0: cancels the range display
and returns to measurement
display
1: displays voltage, current
and shunt value of element
1 on display A, B and C
respectively.
2: displays the shunt value
of element 1, 2 and 3 on
display A, B and C
respectively (WT230 only).
Query DR? <terminator>
Example DR0
Description Parameter error 12 will occur if “m” is set to an
illegal value.
DS/DS? Sets the number of displayed digits/
inquires about the current setting.
Syntax DS m <terminator>
“m” indicates the number of digits.
m= 0: 4 digits
1: 5 digits
Query DS? <terminator>
Example DS0
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 DY m <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 WT230 model
760503 only)
3: Element 3 (for WT230 only)
4:
∑
(for WT230 only)
Query EA? <terminator>
Example EA1
Description Parameter error 12 will occur if “m” is set to an
illegal value.
13.1 Commands