6 Programming Features
105
Building Interface Circuits with External Devices
Using Input Signals
The functions of multi-function input terminals S1 to S7 can be changed
as necessary by setting constants n050 to n056. The same value cannot
be set for more than one of these constants.
Setting
Name
Description
Ref.
page
0
FWD/REV Run Command
(3-wire sequence selection)
*1
Setting enabled only for n052
(terminal S3)
107
1
Forward Run Command
(2-wire sequence selection)
*1
59
2
Reverse Run Command
(2-wire sequence selection)
*1
59
3
External fault
(NO contact input)
Inverter stops for an external
fault signal input. Digital
Operator displays EFo.
*2
-
4
External fault
(NC contact input)
-
5
Fault Reset
Resets a fault. Fault Reset not
effective when the RUN sig-
nal is ON.
61
6
Multi-step speed reference 1
61
7
Multi-step speed reference 2
61
8
Multi-step speed reference 3
61
9
Multi-step speed reference 4
61
10
Jog Command
70
11
Acceleration/deceleration
time selection 1
72
12
External Baseblock,
NO contact input
Motor coasts to a stop for this
signal input. Digital Operator
displays .
-
13
External Baseblock,
NC contact input
-
