Measurement input – Yokogawa Data Acquisition with PID Control CX2000 User Manual

Page 350

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14-2

IM 04L31A01-01E

Measurement Input

Number of inputs:

10, 20 channels

Scan interval:

1, 2 s (2 s when the A/D integral time is set to 100 ms)

Input type:

DCV (DC voltage), TC (thermocouple), RTD (resistance
temperature detector), DI (operation log), DCA (DC current, by
adding an external shunt resistor)

Input range and measurable range:

Range

20mV
60mV

200mV

2V
6V

20V
50V

R

*1

S

*1

B

*1

K

*1

E

*1

J

*1

T

*1

N

*1

W

*2

L

*3

U

*3

PLATINEL

PR40-20

W3Re/W25Re

Pt100

*4

JPt100

*4

DCV input

Contact input

Measurable Range

–20.00 to 20.00mV
–60.00 to 60.00mV
–200.0 to 200.0mV

–2.000 to 2.000V
–6.000 to 6.000V
–20.00 to 20.00V
–50.00 to 50.00V

0.0 to 1760.0°C
0.0 to 1760.0°C
0.0 to 1820.0°C

–200.0 to 1370.0°C

–200.0 to 800.0°C

–200.0 to 1100.0°C

–200.0 to 400.0°C

0.0 to 1300.0°C
0.0 to 2315.0°C

–200.0 to 900.0°C
–200.0 to 400.0°C

0.0 to 1400.0°C
0.0 to 1900.0°C
0.0 to 2400.0°C

–200.0 to 600.0°C
–200.0 to 550.0°C

OFF: 2.4V or less
ON: 2.4V or more

Contact ON/OFF

DCV

TC

RTD

*5

DI

*1

:

R, S, B, K, E, J, T, N: IEC584-1(1995), DIN IEC584,

JIS C1602-1995

*2

:

W: W-5% Re/W-26% Re(Hoskins Mfg. Co.), ASTM E988

*3

:

L: Fe-CuNi, DIN43710, U: Cu-CuNi, DIN43710

*4

: Pt100: JIS C1604-1997, IEC751-1995, DIN IEC751-1996

JPt100: JIS C1604-1989, JIS C1606-1989

*5

:

Measuring current: i = 1mA

Input

Filter function:

Moving average ON/OFF switchable (selectable on each
channel), set the moving average count from 2 to 16.

Computation:

Difference computation: Computes the difference between two

arbitrary channels

Computable range:

DCV, TC, RTD

Linear scaling:

Input ranges capable
of scaling:

DCV, TC, RTD

Available range of scaling: –30000 to 30000
Decimal place:

Can be set arbitrarily

Unit symbol:

Can be set arbitrarily (up to 6 characters)

Square root scaling:

Input ranges capable
of scaling:

DCV

Available range of scaling: –30000 to 30000
Decimal place:

Can be set arbitrarily

Unit symbol:

Can be set arbitrarily (up to 6 characters)

14.1 Input Section Specifications

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