Name: YOKOGAWA F3SP71-4S
Brand: YOKOGAWA
Rating: 5 (1 reviews)

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3-4

IM 34M06P15-03E 2nd Edition: Jan. 31, 2012-00

3.4 Read Input Registers ($04)

Reads the value(s) of a single or multiple input registers.

The amount of devices that can be accessed with a single request is 1 to 125 points.

Request Format (Master => Slave)

F030104.VSD

Function Code

Data

$04

1-byte 2-byte 2-byte

Starting Input Register Nos.

($0000 to $FFFF)

Read Points

($0001 to $007D)

Response Format (Slave => Master)

(At Normal Completion)

Function Code

Data

$04

1-byte

Read Length

nx2

($02 to $FA)

1-byte 2-byte

Device Data

2-byte

･･･

(At Faulty Completion)

Function Code

Data

$84

1-byte

Error Code

1-byte

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YOKOGAWA F3SP71-4S Specifications

General