User manual

High−level Instructions
3 − 345
Outline Sends specified data to another PLC or computer from the serial port of
the unit.
Feature: Data can be transmitted with this instruction only.
Program example
Ladder
Diagram
Boolean
Ladder Diagram
Address Instruction
10
F145 SEND, DT10 , DT20 , H10 , H20
S1
S2
R0
D
N
10
11
ST R 0
F145 (SEND)
DT 10
DT 20
H10
H20
S1 Specification of transmission port, transmission command and destination unit
No.
S2 Starting 16−bit area for storing source data
D Specification of MODBUS address
N Specification of No. of data to be sent (No. of words or bits)
Operands
O
p
erand
Relay Timer/Counter Register
Index
register
SWR SDT
Constant
Index
modifier
Operand
WX WY WR WL SV EV DT LD In (*1)
SWR
SDT
K H
modifier
S1 A A A A A A A A N/A A A A A A
S2 A A A A A A A A N/A A A N/A N/A A
D N/A A A A A A A A N/A N/A N/A A A N/A
N N/A A A A A A A A N/A N/A N/A A A A
(*1) I0 to ID
(*2) This instruction is available only for FP0R/FPΣ V3.20 or later/FP−X V2.50 or later.
Description
The send data specified by [S2] is sent to the MODBUS address specified by [D] with the MODBUS
command by specifying the transmission port, transmission command (5 or 6) and destination unit number.
(MODBUS commands 05, 06, 15 and 16)
The feature is that data can be transmitted with this instruction only.
FPΣ/FP−X/FP0R
F145
(SEND)
Data send (MODBUS master II: Type
directly specifying MODBUS address)
Availability
FP0R
FP−X: Ver. 2.50
FPΣ: Ver. 3.20
A: Available
N/A: Not Available