Building Interface Circuits With External Devices - YASKAWA VS MINI J7 Series Instruction Manual

• Building Interface Circuits with External Devices

Using input signals
Multi-function input terminal S2 to S5 functions can be changed when necessary by
setting parameters n36 thru n39 respectively. Parameters n36 thru n39 cannot be set to
the same value.
Setting
FWD/REV run command
0
(3 wire sequence selection)
2
(2 wire sequence selection)
3 External fault (NO contact input)
4 External fault (NC contact input)
5 Fault Reset
6 Multi-step speed reference 1
7 Multi-step speed reference 2
8 Multi-step speed reference 3
10 JOG command
11 Accel/Decel time select
External baseblock
12
(NO contact input)
External baseblock
13
(NC contact input)
Search command from
14
maximum frequency
Search command from
15
16 Accel/decel hold command
17 LOCAL/REMOTE selection
Communication/control circuit
18
terminal selection
Emergency stop fault
19
(NO contact input)
Emergency stop alarm
20
(NO contact input)
Emergency stop fault
21
(NC contact input)
Emergency stop alarm
22
(NC contact input)
34 UP/DOWN command
35
* Numbers 2 to 5 is displayed in !corresponding to the terminal numbers S2 to S5 respectively.
Fault Reset
Fault reset is not effective
with the run signal ON.
84
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Name
Reverse run
set frequency
Self-test
No.
n36
n37
n38
n39
Description
Setting enabled only for n37
Inverter stops by external fault signal input
Digital operator display is EF
Resets the fault. Fault reset not
effective with the run signal ON.
Motor coast to a stop by this
signal input.
Digital operator display is
Speed search
reference signal
Inverter stops by emergency stop signal input
according to stopping method selection (n04).
When frequency coasting to a stop (n04 is set
to 1) method is selected, inverter coasts to a
stop according to decel time setting 2 (n19).
Srp
Digital operator display is
(lit at fault, blinking at alarm).
Setting enabled only for
n39 (terminal S5)
Setting enabled only for
n39 (terminal S5)
Terminal
S2
S3
S4
S5
Ref.
85
65
–
!
*.
–
75
65
65
65
66
69
–
–
76
76
77
61
87
–
–
–
–
86
_
Initial Setting
2
5
3
6