Hitachi SJ Series User Manual page 132

Chapter 9
9.12 Error Operation on the Operator
Keypad
9.12.1 Selection of Operation at
Disconnection of Operator Keypad
Q
・I want to trip the inverter when connection with the
operator keypad is shut off.
・I want to decelerate and stop the inverter when
connection with the operator keypad is shut off.
Parameter
Item
Selection of operation
at disconnection of
operator keypad
Parameter Data
[UA-20] 00
01
02
03
04
A
・You can configure operation when the operator
keypad is disconnected. When about 5 seconds
have passed after communication with the
operator keypad is disconnected, it is determined
that disconnection occurred.
・For operation at disconnection, see the parameter
table shown below.
Description
When disconnection occurs, the inverter trips due to
[E040] Operator keypad communication error.
When disconnection occurs, the inverter trips with
[E040] Operator keypad communication error after
deceleration stop.
Ignores detection of disconnection.
Performs the free-run stop when disconnection occurs.
No error occurs.
Performs the deceleration stop when disconnection
occurs. No error occurs.
9-37
Operating Instructions