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Yokogawa Button Operated MV2000 User Manual

Page 224

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10-4

IM MV1000-01E

• Span Lower, Span Upper

Set the measurement range.
Selectable range of values: –9999999 to 99999999
Selectable decimal places: X.XXXX, XX.XXX, XXX.XX, XXXX.X

• Unt

Set the unit for the computed values (up to six characters,

A a # 1

).

• Alarm

The available alarm types are high limit alarm, low limit alarm, delay high limit alarm,

and delay low limit alarm.

The range of alarm values is as follows:

Type

Alarm Values

H, L, T, t

–9999999 to 99999999 ignoring the decimal point

For alarm configuration instructions, see section 3.7.

* If you change the On/Off or expression setting of a computation channel, the alarm on that

channel will be set to

Off.

• Alarm delay > Tme

Set the alarm delay using an integer in the range of 1 s to 3600 s.

• Tag > Characters

Set the tag name (up to 16 characters,

A a # 1

).

• Constant

• Number of constant

Select the constant (K01 to K60) you want to set.

• Value

The selectable range is as follows:
–9.9999E+29 to –1.0000E–30, 0, 1.0000E–30 to 9.9999E+29
The number of significant digits for constants is five. If you are setting a constant in

exponential notation, use up to five digits for the mantissa and up to two digits for
the exponent.

• TLOG

• Tmer type

Set the timer type to

Tmer or MatchTmeTmer.

• Tmer No.

Select the timer number that you want to use.

For timer configuration instructions, see section 7.2.

For instructions on how to set the match time timer, see section 7.3.

• Sum scale

Select the sum scale from

/s to /h to match the time unit of the measured value.

Example: If the unit of the measured value is m

3

/min, select

/mn.

Off: Directly sums the measured data for each scan interval.

• Reset

To reset the TLOG computed value after each interval, select

On.

10.1 Confgurng Computaton Channels

This manual is related to the following products: