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Tlog computation – Yokogawa Button Operated MV2000 User Manual

Page 224

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10-10

M-4660

TLOG Computation

In the explanation below, you cannot enter an expression that contains an operator or
function, an internal switch (S), a relay (I), or a flag (F) for e1. Also, an expression can
contain only one TLOG function.

TLOG.MAX( )

Maximum value
(Syntax) TLOG.MAX(e1)
(Condition) Determines the maximum value of channel e1.

TLOG.MIN( )

Minimum value
(Syntax) TLOG.MIN(e1)
(Condition) Determines the minimum value of channel e1.

TLOG.AVE( )

Average value
(Syntax) TLOG.AVE(e1)
(Condition) Determines the average value of channel e1.

TLOG.SUM( )

Sum value
(Syntax) TLOG.SUM(e1)
(Condition) Determines the sum of channel e1.

TLOG.P-P( )

Maximum – minimum value
(Syntax) TLOG.P-P(e1)
(Condition) Determines the maximum – minimum value of channel e1.

Expression Example

TLOG.MAX(01)+K01*SQR(02)

Examples of Invalid Expressions

TLOG.AVE(01)+TLOG.AVE(02)
Reason: TLOG appears twice in one expression.

TLOG.AVE(ABS(01))
Reason: A function is used inside the parentheses.

10.2 Writing Expressions

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