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Function assignment of external
terminal and control
4.10 Function assignment of external terminal and control
4.10.1 Input terminal function selection (Pr. 178 to Pr. 189)
The above parameters can be set when Pr. 160 User group read selection = "0". (Refer to page 190)
....Specifications differ according to the date assembled. Refer to page 400 to check the SERIAL number.
(1) Input terminal function assignment
⋅ Use Pr. 178 to Pr. 189 to set the functions of the input terminals.
⋅ Refer to the following table and set the parameters:
Purpose Parameter That Must be Set Refer to Page
Assign function to input terminal
Input terminal function
selection
Pr. 178 to Pr. 189 122
Set MRS signal (output shutoff) to NC
contact specification
MRS input selection Pr. 17 124
Make the second function valid only
during constant speed operation.
RT signal function validity
condition selection
Pr. 155 125
Assign start signal and forward/
reverse command to other signals
Start signal (STF/STR)
operation selection
Pr. 250 126
Assign function to output terminal
Output terminal function
assignment
Pr. 190 to Pr. 196 128
Detect output frequency.
Up-to-frequency sensitivity
Output frequency detection
Speed detection hysteresis
Pr. 41 to Pr. 43, Pr. 50, Pr. 870 133
Detect output current.
Output current detection
Zero current detection
Pr. 150 to Pr. 153, Pr. 166,
Pr. 167
135
Remote output function Remote output Pr. 495 to Pr. 497 137
Detect specified output power
Pulse train output of output
power
Pr. 799 138
Use these parameters to select/change the input terminal functions.
Parameter
Number
Name
Initial
Value
Initial Signal Setting Range
178
STF terminal function selection 60 STF (forward rotation command)
0 to 8, 10 to 14, 16, 24, 25,
50, 51, 60, 62, 64 to 67, 70
to 72, 77, 78, 9999
179
STR terminal function selection 61 STR (reverse rotation command)
0 to 8, 10 to 14, 16, 24, 25,
50, 51, 61, 62, 64 to 67, 70
to 72, 77, 78, 9999
180
RL terminal function selection 0 RL (low-speed operation command)
0 to 8, 10 to 14, 16, 24, 25,
50, 51, 62, 64 to 67, 70 to
72, 77, 78, 9999
181
RM terminal function selection 1 RM (middle-speed operation command)
182
RH terminal function selection 2 RH (high speed operation command)
183
RT terminal function selection 3 RT (second function selection)
184
AU terminal function selection 4 AU (terminal 4 input selection)
0 to 8, 10 to 14, 16, 24, 25,
50, 51, 62 to 67, 70 to 72,
77, 78, 9999
185
JOG terminal function selection 5 JOG (Jog operation selection)
0 to 8, 10 to 14, 16, 24, 25,
50, 51, 62, 64 to 67, 70 to
72, 77, 78, 9999
186
CS terminal function selection 6
CS (selection of automatic restart
after instantaneous power failure)
187
MRS terminal function selection 24 MRS (output stop)
188
STOP terminal function
selection
25 STOP (start self-holding selection)
189
RES terminal function selection 62 RES (inverter reset)
Setting
Signal
Name
Function Related Parameters
Refer to
Page
0RL
Pr. 59 = 0 (initial value) Low-speed operation command
Pr. 4 to Pr. 6, Pr. 24 to Pr. 27,
Pr. 232 to Pr. 239
93
Pr. 59 ≠ 0
*1 Remote setting (setting clear) Pr. 59 98