Hitachi WJ200-001S Instruction Manual page 287

480
Inverter Ready Signal
The inverter outputs the inverter ready signal (IRDY) when it is ready for operation
(i.e. when it can receive an operational command).
Option Terminal
Code Symbol

IRDY
Valid for inputs:
Required settings
Notes:
- The inverter can recognize only the operation
command is given while the IRDY signal is given
out
- If the IRDY signal is not given out, check whether
the input power supply voltage (connect to the R,
S, and T terminals) is within the range of
specification
Function Name State
Inverter ready signal
11, 12, AL0 – AL2
, 
ON The inverter is ready to accept the operation
command
OFF The inverter is not ready to accept the operation
command
Example for terminal [11] (default output
configuration shown – see
Inverter output
terminal circuit
Example for terminal [AL0], [AL1], [AL2] (requires
output configuration – see
Inverter logic
circuit board
AL0
Power
supply
See I/O specs on
Description
page 3-89):
IRDY
CM2 11
RY
page 4-51 and 3-91):
IRDY
AL1 AL2
Load
page 4-6