4.2 Using the Digital Operator
YASKAWA ELECTRIC SIEP C710616 27G YASKAWA AC Drive A1000 Technical Manual 101
Start-Up Programming
& Operation
4
ALARM (ALM) LED Displays
Table 4.2 ALARM (ALM) LED Status and Contents
LO/RE LED and RUN LED Indications
Table 4.3 LO/RE LED and RUN LED Indications
Figure 4.3
Figure 4.3 RUN LED Status and Meaning
Figure 4.4
Figure 4.4 RUN LED and Drive Operation
State Content Display
Illuminated When the drive detects a fault.
Flashing
• When an alarm occurs.
• When oPE is detected.
• When a fault or error occurs during Auto-Tuning.
Off Normal operation (no fault or alarm).
LED Lit Flashing <1> Flashing Quickly <1> <2>
<1> Refer to Figure 4.3 for the difference between “flashing” and “flashing quickly”.
<2> The drive cannot start operation.
Off
When source of the Run command
is assigned to the digital operator
(LOCAL)
– –
Run command to be given from a device other
tha
n the digital operator (REMOTE)
During run
• During deceleration to stop
• When a Run command is input and
frequency ref
erence is 0 Hz
• While the drive was set to LOCAL,
a Ru
n command was entered to the
input terminals then the drive was
switched to REMOTE.
• A Run command was entered via
the i
nput terminals while the drive
was not in Drive Mode.
• During deceleration or stop when a
Fas
t Stop command was entered.
• The drive output is shut off by the
Safe Dis
able function.
• The STOP key was pre
ssed while
the drive was running in REMOTE.
• The drive was powered up with
b1-17
= 0 (default) while the Run
command is active.
During stop
Examples
Flashing
ON ON
ON
ON ON
ON
1 s
Flashing
quickly
/
Drive output frequency
during stop
Frequency setting
OFF
ON
Flashing
OFF
OFF
RUN LED
RUN
0 Hz
6 Hz
RUN
STOP
STOP
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