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NETWORK VARIABLES
6.5 Inverter Basic Functions
6.5.1
Inverter input signal (network input SNVT_state nviInvInputSig)
A 16-bit-wide input signal to the inverter.
⋅ The initial value of all bits are"0".
⋅ Data acceptance timing ........... At network variable receive (nv_update_occurs event)
Bit
Signal Name
0
Forward rotation command
1
Reverse rotation command
High-speed operation command
2
(terminal RH function)
Middle-speed operation command
3
(terminal RM function)
Low-speed operation command
4
(terminal RL function)
5
JOG operation command (terminal JOG function)
6
Second function selection (terminal RT function)
7
Current input selection (terminal AU function)
Selection of automatic restart after instantaneous
8
power failure (terminal CS function)
9
Output stop (terminal MRS function)
Start self-holding selection (terminal STOP function)
10
*1
11
Reset (RES terminal function)
12 to
Not used
15
*1
Signal names are initial values. Using Pr. 180 to Pr .189, you can change input signal functions. Note that some of
signals do not accept a command from the network according to the Pr. 338 and Pr. 339 settings. (Refer to page 17)
Refer to the inverter manual (applied) for details of Pr. 180 to Pr.189.
42
*1
*1
*1
*1
*1
*1
*1
*1
OFF :Stop command
ON :Forward rotation start
OFF :Stop command
ON :Forward rotation start
*1
Functions assigned to terminals RH, RM, RL, JOG, RT, AU, CS,
MRS, STOP, and RES activated.
System reserved
Description
A starting command is input to the
inverter when the signal turns on.
A stop command is given when
both signals turn on simultaneously.
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