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Yokogawa Data Acquisition with PID Control CX2000 User Manual

Page 204

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M-4659

7.4 Control Function General Settings

Control Input Channel (CX Style Number S3 or Later)

When the PV/SP computation function is ON, you can set the input range and ten
segment linearizer output for each channel.

[Input Range] tab

SCALE/1-5V
Select a channel measurement mode from [Temp], [Scale], or [1-5V].

Mode
Select a channel input mode of [VOLT], [TC], or [RTD]. When [SCALE/1-5V] is set to
[1-5V], the mode is fixed to [VOLT].

Range/Type
Select the voltage range, thermocouple, and resistive temperature detector type.

VOLT: 20mV, 60mV, 200mV, 2V, 6V, 20V, or 50V
TC: TypeK, TypeJ, TypeT, TypeB, TypeS, TypeR, TypeN, TypeE, TypeL, TypeU,

TypeW, PLATINEL, PR40-20, or WRe3-25

RTD: JPt100 or Pt100

When [SCALE/1-5V] is set to [1-5V], [Range/Type] is fixed to [6V].

Span
Specify the measurement span such that the upper limit is greater than the lower limit.

Scale
Specify the scale for each loop between -30000 and 30000, such that upper limit > lower
limit, and upper limit - lower limit ≤ 30000. Only available when [Scale] is selected under
[SCALE/1-5V]. For details, refer to the CX User’s Manual (IM 04L31A01-01E or IM
04L31A01-03E).

Unit
Specify the units for each loop.
Use a maximum of 6 alphanumeric characters.

Sqrt
Select or clear the check box to turn the square root function ON or OFF.
When it is ON, set [Low Cut] between 0.0% and 5.0%.

Bias (PV1, Remote)
Select the check box to turn the bias ON/OFF.
When it is ON, enter the setting for EUS (-100 to 100%) of the measurement span.