YOKOGAWA WT110 User Manual page 163

Digital power meter
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Appendix 2.2 Program Format
<Multiplier>
Multipliers which can be used are shown below.
Symbol
Word
Description
18
Exa
10
EX
15
Peta
10
PE
12
Tera
10
T
9
G
Giga
10
6
Mega
10
MA
3
Kilo
10
K
-3
Mili
10
M
-6
U
Micro
10
-9
N
Nano
10
-12
Pico
10
P
-15
Femto
10
F
<Unit>
Units which can be used are shown below.
Symbol
Word
Description
V
Volt
Voltage
A
Ampere
Current
<Multiplier> and <Unit> are not case sensitive.
"U" is used to indicate "µ".
"MA" is used for Mega (M) to distinguish it from Mili.
However, when using "MA" for current, Mili-ampere will be
valid; therefore use "MAA" to assign Mega-ampere.
If both <Multiplier> and <Unit> are omitted, the default unit
will be used.
Response messages are always expressed in <NR3> form.
Neither <Multiplier> nor <Unit> is used, therefore the default
unit is used.
<Register>
<Register> indicates an integer, and can be expressed in
hexadecimal, octal or binary as well as as a decimal number.
<Register> is used when each bit of a value has a particular
meaning. <Register> is expressed in one of the following
forms.
Form
<NRf>
#H<Hexadecimal value made up of the digits 0 to 9, and A to F>
#Q<Octal value made up of the digits 0 to 7>
#B<Binary value made up of the digits 0 and 1>
<Register> is not case sensitive.
Response messages are always expressed as <NR1>.
App2-6
<Character Data>
<Character data> is a specified string of character data (a
mnemonic). It is mainly used to indicate options, and is
chosen from the character strings given in { }. For
interpretation rules, refer to "Header Interpretation Rules" on
page App2-5.
Form
{RMS|VMEan|DC}
As with a header, the "COMMunicate:VERBose" command can
be used to return a response message in its full form.
Alternatively, the abbreviated form can be used.
The "COMMunicate:HEADer" command does not affect
<character data>.
<Boolean>
<Boolean> is data which indicates ON or OFF, and is
expressed in one of the following forms.
Form
{ON|OFF|<NRf>}
When <Boolean> is expressed in <NRf> form, OFF is
selected if the rounded integer value is "0" and ON is selected
if the rounded integer is "Not 0".
A response message is always "1" if the value is ON and "0" if
it is OFF.
<Character String Data>
<Character string data> is not a specified character string like
<Character data>. It is an arbitrary character string. A
character string must be enclosed in single quotation marks (')
or double quotation marks (").
Form
<Character string data>
Response messages are always enclosed in double quotation
Example
marks.
1
#H0F
If a character string contains a double quotation mark ("), the
#q777
double quotation mark will be replaced by two concatenated
#B001100
double quotation marks (""). This rule also applies to a single
quotation mark within a character string.
<Character string data> is an arbitrary character string,
therefore this instrument assumes that the remaining program
message units are part of the character string if no single (') or
double quotation mark (") is encountered. As a result, no error
will be detected if a quotation mark is omitted.
Example
RMS
Example
ON
OFF
1
0
Example
'ABC' "IEEE488.2-1987"
IM 253401-01E

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