5-18
5-9 Multi-function I/O
5-9-1 Multi-function Input
The 3G3JV incorporates four multi-function input terminals (S2 through S5). Inputs into
these terminals have a variety of functions according to the application.
H Multi-function Input (n36 through n39)
n36
Multi-function Input 1 (S2) Changes during
operation
No
Setting
range
2 to 8, 10 to 22
(see note)
Unit of
setting
1 Default setting 2
n37
Multi-function Input 2 (S3) Changes during
operation
No
Setting
range
0, 2 to 8, 10 to 22 (see
note)
Unit of
setting
1 Default setting 5
n38
Multi-function Input 3 (S4) Changes during
operation
No
Setting
range
2 to 8, 10 to 22
(see note)
Unit of
setting
1 Default setting 3
n39
Multi-function Input 4 (S5) Changes during
operation
No
Setting
range
2 to 8, 10 to 22, 34, 35
(see note)
Unit of
setting
1 Default setting 6
Note Do not set values outside the above setting ranges.
Set Values
Value Function Description
0 Forward/Reverse rotation
command
3-wire sequence (to be set in n37 only)
By setting n37 to 0, the set value in n36 is ignored and the
following setting are forcibly made.
S1: RUN input (RUN when ON)
S2: STOP input (STOP when OFF)
S3: Forward/Reverse rotation command
(OFF: Forward; ON: Reverse)
2 Reverse/Stop Reverse rotation command (2-wire sequence)
3 External fault (NO)
ON: External fault (FPj detection: j is a terminal number)
4 External fault (NC)
OFF: External fault (EFj detection: j is a terminal number)
5 Fault reset ON: Fault reset (disabled while RUN command is input)
6 Multi-step speed
reference 1
Signals to select frequency references 2 through 8.
Note Refer to 5-5-4 Setting the Frequency References through Key
7 Multi-step speed
reference 2
Sequences for the relationship between multi-step speed ref-
erences and frequency references.
8 Multi-step speed
reference 3
Note Any multi-step speed reference not set is regarded as turned-
OFF input.
Basic Operation
Chapter 5
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