IAI America ERC3 - Manual (Page 367)

Chapter 7
Troubleshooting
7.2 Fault Diagnosis
357
[Startup Adjustment with Teaching Tool when Control Circuit Incomplete]
Situation Possible cause Check/Treatment
1) Positioner Mode 1.
Pulse Train Control
Mode
An operation cannot
be performed even
though a teaching
tool is connected and
the motor and control
power are supplied to
ERC3 in MEC Mode1
or MEC Mode3.
2) Positioner Mode 2.
An operation cannot
be performed even
though a teaching
tool is connected and
the motor and control
power are supplied to
PIO Converter in
MEC Mode2.

(The emergency stop
switch is released on the
teaching tool)
Cable treatment or mode selection.
1) Emergency stop condition
2) Servo OFF condition
3) In pause
1) Positioner Mode 1, MEC Mode 1,
Pulse Train Control Mode
Check the connection of wires on
EMG of ERC3.
[Refer to Chapter 3, 3.1.3 [1], 3.2.3
[1] and 3.4.3 [1] wiring of Power Line
and Emergency Stop Circuit.]
2) Positioner Mode 2, MEC Mode 2
Check the connection of wires on
PIO Converter power supply
connector EMG-.
[Refer to Chapter 3, 3.3.3 [1] and
3.5.3 [1] wiring of Power Line and
Emergency Stop Circuit.]
1) Supply 24V DC to EMG- terminal of
the power connector.
Warning
If the process of 1) is conducted, put
back the setting as soon as the
adjustment work is finished.
Starting the operation without
putting it back may cause a serious
accident since the emergency stop
is set invalid.
2) 3) Select the teach mode on the
teaching tool.