Instruction manual
72
Building Interface Circuits with External Devices
Multi-function input terminal S1 to S7 functions can be changed when
necessary by setting constants n050 to n056 respectively. The same value
cannot be set to different constant settings.
* Numbers 1 to 7 is displayed in corresponding to the terminal numbers S1 to S7 respectively.
Using input signals
Setting Name Description Ref.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
34
35
FWD/REV run command
(3-wire sequence selection)
Forward run
(2-wire sequence selection)
Reverse run
(2-wire sequence selection)
External fault (NC contact input)
Fault reset
Multi-step speed reference 1
Multi-step speed reference 2
Multi-step speed reference 3
Multi-step speed reference 4
External fault (NO contact input)
JOG command
Accel/decel time select 1
External baseblock
(NO contact input)
External baseblock
(NC contact input)
Search command from
maximum frequency
Search command from
set frequency
Accel/decel hold command
LOCAL/REMOTE selection
Communication/ control circuit
terminal selection
Emergency stop fault
(NO contact input)
Emergency stop alarm
(NO contact input)
Emergency stop fault
(NC contact input)
Emergency stop alarm
(NC contact input)
UP/DOWN command
PID integral reset
PID integral hold
PID contorol cancel
Self-test
Setting enabled only for n052
Inverter stops by external fault
signal input.
Digital operator display is
"EF?".
Motor coast to a stop by this
signal input.
Digital operator display is
"BB"
.
Resets the fault. Fault reset not
effective with the run signal ON.
Setting enabled only for
n056 (terminal S7)
Setting enabled only for
n056 (terminal S7)
Speed search
reference signal
Inverter stops by emergency stop signal input
according to stopping method selection (n005).
When frequency coasting to a stop (n005
is set to 1) method is selected, inverter
coasts to a stop according to decel time
setting 2 (n022).
Digital operator display is .
(lit at fault, blinking at alarm)
73
49
49
-
-
51
51
51
51
51
52
55
-
-
62
62
63
48
75
-
-
-
-
110
110
110
-
55
74
100
Inverter overheat alert (OH3)
Accel/decel time select 2
When the inverter overheat signal turns ON,
OH3 is displayed at the Digital Operator.