Omron SYSDRIVE 3G3MV User Manual page 226

Communications
Error Name
code
22 Hex Write mode error The Inverter in operation received a DSR
7-32
Probable cause
message to write data to a parameter
that prohibits any data to be written while
the Inverter is running.
The Enter command was received while
the Inverter is running.
The Inverter detecting UV received a
DSR message to write data.
The Inverter detecting UV received the
Enter command.
The Inverter detecting F04 for an
initialization memory fault received a
DSR message other than that for
parameter initialization (with n001 set to
8 or 9).
The Inverter processing data written
received a DSR message to write data.
A DSR message to a read-only register
was received.
Chapter 7
Remedy
Write the data
after stopping the
Inverter.
Write the data
after restoring
the UV (main the UV (main
circuit circuit
undervoltage)
status.
Turn the Inverter
OFF and ON
after parameter
initialization with
n001 set to 8 or
9.
Wait for an
elapse period
equivalent to 24
bits plus a
minimum of
10 ms to issue
the message
after a response
is received from
the Inverter.
Check and
correct the
register number.