YASKAWA VS-606V7 Series Instruction Manual page 128

• Sequence Circuit Configuration and Timing Chart Examples
INVERTER VS-606V7
Fault contacts
UP
S1
(Forward run)
DOWN
S2
(Reverse run)
HIGH/LOW
S6
(Multi-step speed reference 2)
SC
Frequency
detection 1
• For V/f Control and Vector Control
S1 – SC
Input
S6 – SC
Output Frequency
Output
P1 – PC
• For a variable speed operation by an analog signal, set the frequency reference selection
(n004) to a value from 2 to 4.
128
Holding brake
auxiliary relay coil
MA
MB
Sequence
circuit
MC
Energizes the brake when ON
(30 VDC 1 A or less)
P1
PC
OFF ON
UP
OFF ON
High speed/
Low speed
0
Frequency
detection 1
(n058=4)
Holding brake
operation
CLOSE
For the AC sequence circuit,
connect the signal between P1 and
PC to the sequence circuit with a
relay.
+24V
Design the sequence so that the
hoiding brake contact is open
BR
when the sequense operation
conditions are satisfied and the
contact between P1 and PC is
closed(ON).
Make sure that the holding brake
contact is closed when the
emergency stop signal or inverter
fault contact output signal is ON.
n024 (Enabled when n004=1)
n026
n095
ON
OPEN
n095
Time
DC injection brake
OFF
CLOSE