Advantech Data Acquisition Modules ADAM 4000 Manuel d'utilisateur télécharger pdf (Page 161)

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Chapter 5

5-15

ADAM 4000 Series User’s Manual

4015, 4015T, 4017, 4017+, 4018,

4018+, 4018M, 4019+

#AAN

Name Read Analog Input from Channel N command

Description The command will return the input value from one of the

eight channels of a specified (AA) module in the currently

configured data format.

Syntax #AAN(cr)

# is a delimiter character.

AA (range 00-FF) represents the 2-character hexadecimal

address of the analog input module.

N identifies the channel you want to read. The value can

range from 0 to 7 for 4017, 4018, 4018M, 4019. (The range

of 4015 is from 0 to 5)

(cr) is the terminating character, carriage return (0Dh).

Response >(data)(cr)

There is no response if the module detects a syntax error or

communication error or if the specified address does not

exist.

> is a delimiter character.

(data) is the input value of the channel number N. Data

consists of a + or - sign followed by five decimal digits

with a fixed decimal point.

(cr) is the terminating character, carriage return (0Dh).

Example command: #120(cr)

response: >+1.4567(cr)

The command requests the analog input module at address

12h to return the input value of channel 0.

The analog input module responds that the input value of

channel 0 is equal to +1.4567 volts.

1 2 ... 156 157 158 159 160 161 162 163 164 165 166 ... 428 429

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