IAI America ERC3 User Manual
Page 28
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6) Status Indicator LED (SYS)
Following show the controller operation status:
{
: Illuminating × : OFF ڏ : Flashing
LED
Status of PIO Output Signal
CON Mode Type
MEC Mode
Type
SV
(GN)
ALM
(RD)
Operation status
SV Output
(Servo ON)
*ALM Output
(Note 1)
(Alarm)
*EMGS Output
(Note 1)(Note2)
(Emergency
Stop Status)
*ALM Output
(Note 1)
Control Power Supply ON
OFF
ON
ON
ON
Control Power Supply OFF
OFF
OFF
OFF
OFF
Ч
Ч
Servo OFF
OFF
OFF
–
OFF
Motor driving power supply
OFF
OFF
OFF
–
OFF
Emergency Stop
OFF
OFF
OFF
OFF
×
{
Alarm
(Operation cancellation level
or more)
OFF
OFF
–
OFF
{
×
Servo ON
ON
ON
ON
ON
ڏ
×
During automatic servo-off
(Note 3)
OFF
ON
–
ON
{
(OR)
In initializing process at power
being ON
OFF
OFF
–
OFF
Note 1 The output signals with * mark are the active low signals that turn ON in normal condition and turn
OFF while in abnormal condition.
Note 2 *EMGS output is not prepared for Pulse Train Control Type.
Note 3 Servo-motor Auto OFF [Refer to Chapter 5 Power-saving Function]
7) Absolute Reset LED (ABS)
It shows the absolute reset status, complete or incomplete.
It is to be mounted to Simple Absolute Type.
LED
Operation Status
OFF
Control Power Supply OFF
Green Light is turned ON. Absolute Reset Complete
Red Light is turned ON.
Absolute Reset Incomplete
8) Mode Changeover Switch for Status LEDs (SCT)
The display modes (0 to 3) of LED 0 to 15 switch over every time the switch is pressed and
the contents of display can be changed. The selection of the mode can be checked with the
color of Status Display Mode LED.
9) Status Display Mode LED (SYS)
The mode selected with Status LED Mode Changeover Switch is expressed with the display
colors.
LED
Mode
Contents of LED 0 to 15 Displays
OFF
Mode 0
Command Current Ratio Level/
Control Power Supply OFF
Green Light is turned ON.
Mode 1
Alarm Code
Yellow Light is turned ON.
Mode 2
Monitoring of PIO input signal
Red Light is turned ON.
Mode 3
Monitoring of PIO output signal