6. Programming Features
69
Building Interface Circuits with External Devices
Using Input Signals
The functions of multi-function input terminals S2 to S5 can be changed
as necessary by setting constants n36 to n39. The same value cannot be
set for more than one of these constants.
Setting Name Description Ref.
0 FWD/REV RUN command
(3-wire sequence selection)
Setting possible only for n37. 70
2 REVERSE RUN command
(2-wire sequence selection)
49
3 External fault,
NO contact input
Inverter stops for an external
fault signal input. Digital
Operator displays EF*.
-
4 External fault,
NC contact input
-
5 Fault reset Resets a fault. Fault reset
not effective when the RUN
signal is ON.
-
6 Multi-step speed reference 1 51
7 Multi-step speed reference 2 51
8 Multi-step speed reference 3 51
10 JOG command 52
11 Acceleration/deceleration
time selection
55
12 External baseblock,
NO contact input
Motor coasts to a stop for
this signal input. Digital
Operator displays .
-
13 External baseblock,
NC contact input
-
14 SEARCH command from
maximum frequency
SPEED SEARCH command
signal
61
15 SEARCH command from set
frequency
61
16 ACCELERATION/
DECELERATION HOLD
command
62
17 LOCAL/REMOTE selection 48
18 Communications/control cir-
cuit terminal selection
73
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