Sinumerik Alarm 12320 Channel %1 block %2 parameter %3 is no variable

Sinumerik Alarm 12320 Channel %1 block %2 parameter %3 is no variable

Parameters:
%1 = Channel number
%2 = Block number, label
%3 = Source string

Definitions:
A constant or the result of a mathematical expression has been assigned to a REF
parameter instead of a variable at the time of the subroutine call, even though only variable
identifiers
are allowed.
Examples:
N10 XYZ (NAME_1, 10, OTTO) or
N10 XYZ (NAME_1, 5 + ANNA, OTTO)

Reactions:
– Alarm display.
– Interface signals are set.
– Correction block

Remedy:
Press the NC Stop key and select the function “Correction block” with the soft key PROGRAM CORRECT.
The correction pointer positions on the incorrect block. Remove the constant or the mathematical expression from the NC block.

Program Continuation:
Clear alarm with NC START or RESET key and continue the program.