Building Interface Circuits With External Devices; Using Input Signals - 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 constants n36 to n39 respectively. The same value
cannot be set to different constant settings.
Setting
FWD/REV run command
0
(3-wire sequence selection)
Reverse run
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
set frequency
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
Self-test
* Numbers 2 to 5 is displayed in
Initial setting
No.
Terminal
n36
n37
n38
n39
62
Name
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).
Digital operator display is S P.
(lit at fault, blinking at alarm)
corresponding to the terminal numbers S2 to S5 respectively.
Initial Setting
S2 2
S3 5
S4 3
6
S5
Description
Setting enabled only for n37
Inverter stops by external fault
signal input.
Digital operator display is
?*."
"
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
"BB."
Speed search
reference signal
Setting enabled only for
n39 (terminal S5)
Setting enabled only for
n39 (terminal S5)
Function
Reverse run (2-wire sequence selection)
Fault reset
External fault
(NO contact input)
Multi-step speed reference 1
Ref.
63
41
-
-
43
43
43
43
44
47
-
-
54
54
55
40
65
-
-
-
-
63
-