Advantech RS-485 user manual Syntax $aaSiCj0cr

Models: RS-485

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Chapter 6

 

 

$aaSiCj0

$aaSiCj0

Name

4 mA Calibration

Description

Directs the specified channel to store parameters

 

following a calibration for 4 mA output

Syntax

$aaSiCj0(cr)

 

$ is a delimiter character.

 

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

 

address of the ADAM-5000 system.

 

SiCj identifies the I/O slot i (i : 0 to 3) and the channel

 

j (j : 0 to 3) of the module you want to calibrate.

 

0 is the 4 mA calibration command.

 

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

Response

!aa(cr) if the command is valid.

 

?aa(cr) if an invalid operation was entered.

 

There is no response if the module detects a syntax error

 

or communication error or if the specified address does

 

not exist.

 

! delimiter character indicating a valid command was

 

received.

 

? delimiter character indicating the command was

 

invalid.

 

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

 

address of an ADAM-5000 system.

 

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

Note: Before issuing the 4 mA Calibration command, the analog output module should be trimmed to the correct value using the Trim Calibration command. Either a mA meter or a resistor and voltmeter should

ADAM-5000

6-99

Page 221
Image 221
Advantech RS-485 user manual Syntax $aaSiCj0cr