Mitsubishi Electric Freqrol-A100 Instruction Manual page 159

6)
Output terminal assignment [Pr. 401
Set the terminals which output the upper limit, lower limit and forward (reverse) rotation di-
rection signals.
Set Value Function Code
Function Name
Pr.
128
setting
0
1
2
RUN
S U
3
failure or undervoltage
I
IPFiUVT
5
0, 1
Inverter running
Up to frequency
4
FU 1
1
Frequency detection
I
t t
1
0 L
(
Overload alarm
7
Set a 4-digit integer in Pr. 40 to assign
Example : When 20 is set in Pr. 128 and
the terminals.
7854 in Pr. 40:
The value in each digit represents the
Terminal
=
upper limit output
function of each terminal. SU terminal
Terminal
=
lower limit output
IPF terminal
Terminal
=
forward (reverse)
OL rotation direction
Instantaneous power
FU2
8
9
SU IPF OL
F U
10,ll
t
t
t
THP
output terminal
Terminal
=
FU1 (frequency
FU detection) signal
20,21
t
t
e-
t
Second frequency
detection
-
0
PRG
P U
*
The forward (reverse) rotation direction output terminal outputs "Hi" during forward
rotation or "Lo" during reverse rotation or stop.
("Lo" indicates that the transistor for open collector output is ON (conducting). "Hi"
indicates that the above transistor is off (not conducting).)
t
Electronic thermal
relay pre-alarm
4.8.6
Adjustment
Forward (reverse)
rotation direction
output'
Program mode
PU operation mode or
open motor circuit
detection
The following is
a
procedure for adjustment to be made when PI control function is selected:
Forward (reverse)
rotation direction
output*
t
Upper limit output
t
t
...
Set the I10 terminals and PI control
terminals.
Lower limit output
t
Parameter setting
I
When the option is fitted
I
Adjust the PI control parameters Pr.
I
I
Inverter only
I
128 to Pr. 133.
Connect terminals FBS and SD.
Connect terminals RT and SD.