YOKOGAWA WT5000 User Manual page 89

Precision power analyzer, communication interface
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5.11 INPut Group
[:INPut]:NULL[:STATe]
Function
Sets or queries the on/off status of the NULL
feature.
[:INPut]:NULL[:STATe] {<Boolean>}
Syntax
[:INPut]:NULL:STATe?
Example
:INPUT:NULL:STATE ON
:INPUT:NULL:STATE?
-> :INPUT:NULL:STATE 1
[:INPut]:NULL:TARGet?
Function
Queries all settings for the target of the NULL
feature.
[:INPut]:NULL:TARGet?
Syntax
[:INPut]:NULL:TARGet[:MODE]
Function
Sets or queries the selection mode for the target
of the NULL feature.
[:INPut]:NULL:TARGet[:MODE] {ALL|
Syntax
SELect}
[:INPut]:NULL:TARGet:MODE?
Example
:INPUT:NULL:TARGET:MODE ALL
:INPUT:NULL:TARGET:MODE?
-> :INPUT:NULL:TARGET:MODE ALL
[:INPut]:NULL:TARGet:{SPEed<x>|TORQu
e<x>|AUX<x>}
Function
Sets or queries the target of the NULL operation
(rotating speed, torque, or AUX).
[:INPut]:NULL:TARGet:{SPEed<x>|
Syntax
TORQue<x>|AUX<x>} {ON|HOLD|OFF}
[:INPut]:NULL:TARGet:{SPEed<x>|
TORQue<x>|AUX<x>}?
<x> of SPEed<x> = 1 to 4 (Speed input channel)
<x> of TORQue<x> = 1 to 4 (Torque input channel)
<x> of AUX<x> = 1 to 8 (AUX input channel)
ON = NULL feature enabled (When NULL is set
to ON, a new NULL value is acquired.)
HOLD = NULL feature enabled (When NULL
is set to ON, the previous NULL value is
maintained.)
OFF = NULL feature disabled (NULL operation is
not performed.)
Example
:INPUT:NULL:TARGET:SPEED ON
:INPUT:NULL:TARGET:SPEED?
-> :INPUT:NULL:TARGET:SPEED ON
Description {SPEed<x>|TORQue<x>|AUX<x>} is valid only
on models with the motor evaluation function
(/MTR1, /MTR2) option.
5-56
[:INPut]:NULL:TARGet:{U<x>|I<x>}
Function
Sets or queries the target of the voltage or current
NULL operation of the specified element.
[:INPut]:NULL:TARGet:{U<x>|I<x>} {ON|
Syntax
HOLD|OFF}
[:INPut]:NULL:TARGet:{U<x>|I<x>}?
<x> = 1 to 7 (element)
ON = NULL feature enabled (When NULL is set
to ON, a new NULL value is acquired.)
HOLD = NULL feature enabled (When NULL
is set to ON, the previous NULL value is
maintained.)
OFF = NULL feature disabled (NULL operation is
not performed.)
:INPUT:NULL:TARGET:U1 ON
Example
:INPUT:NULL:TARGET:U1?
-> :INPUT:NULL:TARGET:U1 ON
[:INPut]:NULL:TARGet:{UALL|IALL}
Function
Collectively sets the target of the voltage or
current NULL operation of all elements.
[:INPut]:NULL:TARGet:{UALL|IALL} {ON|
Syntax
HOLD|OFF}
ON = NULL feature enabled (When NULL is set
to ON, a new NULL value is acquired.)
HOLD = NULL feature enabled (When NULL
is set to ON, the previous NULL value is
maintained.)
OFF = NULL feature disabled (NULL operation is
not performed.)
Example
:INPUT:NULL:TARGET:UALL ON
[:INPut]:POVer?
Function
Queries the peak over-range information.
[:INPut]:POVer?
Syntax
Example
:INPUT:POVER? -> 0
Description • The peak over-range information of each
element is mapped as shown below. For the
response, the sum of the values of each bit is
returned in decimal format.
• For example, a response of 16 indicates that a
peak over-range is occurring at U3.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
0 0 0 0 0 0 0 0 ch.H ch.G ch.F ch.E ch.D ch.C ch.B ch.A
15 14 13 12 11 10 9
0
0 I7 U7 I6 U6 I5 U5 I4 U4 I3 U3 I2 U2 I1 U1
ch.A to ch.H: MTR1 or MTR2 input
8
7
6
5
4
3
2
1
IM WT5000-17EN
0

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