I/o c – IDEC MicroSmart User Manual

Page 405

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24: A

NALOG

I/O C

ONTROL

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ICRO

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MART

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24-19

WindLDR Programming

Analog I/O modules are programmed using the ANST macro in

WindLDR

. Program the ANST macro as shown below.

Analog Input Module FC4A-J8AT1 on Slot 1

Note: When CH4 through CH7 are not used, thermistor settings are not required.

DR Allocation Range

Designation

Description

D630 - D694

D630

Optional range allocation, 65 words

I/O

Channel

Item

Designation

Description

IN

CH0

Filter

10

Averages input values

Data Type

Celsius

Analog input range –50 to 150°C

Scale

×10

Analog input data –500 to 1500

CH1

Data Type

Not used

Unused channel

CH2

Data Type

Not used

Unused channel

CH3

Data Type

Not used

Unused channel

CH4

Data Type

Not used

Unused channel

CH5

Data Type

Not used

Unused channel

CH6

Data Type

Not used

Unused channel

CH7

Data Type

Not used

Unused channel

CH0 - CH3

Thermistor Type

NTC

NTC thermistor

R0

10,000

Resistance value at the absolute temperature = 10 k

T0

25

Temperature = 25°C

B

3,800

B parameter = 3,800K

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