Hitachi CONVENTION 14 Welding System User Manual


 
Low Load Detection Signal
The Low Load Detection Signal output indicates the general status of the inverter
output current. When the output current becomes less than the value specified by C039,
the LOC output turns ON.
Option
Code
Terminal
Symbol
Function Name State Description
ON when the output current becomes less than the
value specified by C039
43 LOC Low Load Detection
OFF when the output current is more than the value
specified by C039
Valid for inputs: 11, AL0 – AL2
Required settings C038, C039
Notes:
Example for terminal [11] (default output
configuration shown – see page 3-54):
Example for terminal [AL0], [AL1], [AL2] (requires
output configuration – see page 4-35 and 3-54):
See I/O specs on page 4-6
RY
Inverter output
terminal circuit
CM2 11
LOC
AL1
Power
supply
Load
AL0 AL2
Inverter logic
circuit board
LOC
454
Inverter Mounting
and installation
4 54
Operations and
Monitoring