Hyundai n 700 Instruction Manual page 119

N700 Operating Instructions and Parts Manual
(2) Analog external signal selection by association of AT terminal selection (I049) and 02
selections (I038):
① The following frequency command methods are available by combining I038/I049 with the
intelligent input AT terminal.
② In the case that reverse and FW (forward) terminals are ON, the inverter operates
reversely when (Main frequency command + Auxiliary frequency command) < 0.
AT Function
selection
Intelligent Input
Terminal on
Assigning AT
Intelligent Input
Terminal when
don't assign AT
Table 9- 12 Analog external signal selection by association of AT terminal selection(I049) and 02
(Example 1)
No reverse
Main
frequency
command
OI or O terminal
Auxiliary
frequency
command
O2 terminal
Real
frequency
command
I038 I049 AT terminal
0
0
1
0
1
1
0
2
1
0 -
1 -
2 -
FW
f
AT
0I
0
0
f +f
Forward
0 02
Fig. 9- 20 Example of an analog external signal selection
main frequency
command
OFF O-L
ON OI-L
OFF O-L
ON O2-L
OFF O-L
ON OI-L
OFF O-L
ON O2-L
OFF O-L
ON OI-L
OFF O-L
ON O2-L
- O2-L
- Adding O-L and OI-L
- Adding O-L and OI-L
selections(I038).
(Example 2)
Reverse
f
0
Main
frequency
command
OI or O terminal
f
02
Auxiliary
frequency
command
O2 terminal
f +f
0I 02
Real
frequency
command
98
9. Explanation of I-Group Function
Existence of
auxiliary frequency
command (O2-L)
No
No
No
-
Yes
Yes
Yes
-
Yes
Yes
Yes
-
-
Yes
Yes
FW
AT
0
0
f +f
0 02
Forward
Reverse
Existence
of reverse
No
Yes
No
Yes
Yes
No
Yes
f f
0I 0
f
02
f +f
0I 02