YOKOGAWA GX20

1-92
IM 04L51B01-01EN
Limitations
The following limitations exists in expressions.
Type Limitations
TLOG Computation A computing element cannot be written inside the parentheses.
Only one TLOG computation can be specified in a single expression.
CLOG computation The number of channels that can be written in the parentheses is up to 30
channels.
A computing element cannot be written inside the parentheses.
Only one CLOG computation can be specified in a single expression.
PRE A computing element cannot be written inside the parentheses.
HOLD(a):b Can only be written at the beginning of an expression.
Only one HOLD computation can be specified in a single expression.
RESET(a):b Can only be written at the beginning of an expression.
Only one RESET computation can be specified in a single expression.
CARRY(a):b Can only be written at the beginning of an expression.
Only one CARRY computation can be specified in a single expression.
Only TLOG.SUM can be written in b.
Conditional equation
[a?b:c]
RESET, CARRY, or HOLD cannot be written to a, b, or c.
Other computing elements cannot be combined (example: [a?b:c]+0001).
However, conditional equations can be specified for a, b, and c.
1.8ConfiguringMathChannels(/MToption)