Frequency Command With Sign (Pr.541) - Mitsubishi Electric FR-A8NC Instruction Manual

4.5.3

Frequency command with sign (Pr.541)

By frequency command with sign, start command (forward rotation/reverse rotation) can be inversed to operate.
Make selection of sign for the frequency command from RWw1.
Pr.
541 Frequency command sign selection
Speed setting using Pr.541
Pr.37 and Pr.144 setting
0
Not used
1
0
With
1
*1 Pr.811 is only available for the FR-A800 series.
• Relationship between the start command and sign (Pr.541="1")
Start command Sign of the frequency command
+
Forward rotation
-
+
Reverse rotation
-
Name
Sign Setting range
Not used 0 to 59000
-32768 to 32767
With
(two's complement)
Not used 0 to 65535
-32768 to 32767
With
(two's complement)
Initial value Setting range
0 0, 1
0 to 590.00 Hz
-327.68 to 327.67 Hz
It depends on Pr.37, Pr.144, Pr.811
(in 1 or 0.1 increments)
Actual run command
Forward rotation
Reverse rotation
Reverse rotation
Forward rotation
Actual frequency command
*1
.
INVERTER SETTING
4
47