PREO EASY 5 Series, Руководство по эксплуатации и обслуживанию

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14
Section 3 - INSTALLATION
© Copyright 2006 PREO SRL
All rights reserved
EAW530E2MV
Edition
03/2006
Use terminals 07 and 08 indicated in figure 14 in order to make a clean, normally
open contact, which can be used as machine ready consensus, with an external PLC
for example.
3.12 RS232 CONNECTOR CONNECTION
The RS232 interface, supplied as standard and connected on the right-hand side of
the machine, can be used to check and set all the machine parameters through an
external PLC, as illustrated in figure 11.
Figure 15
The connector is a 9-pole standard female type connector.
The PC/PLC connection cable must be a direct (uncrossed) type.
The following connections need to be made to create the interface:
EASY side connection PC/PLC side connection
DB9M DB9F
#2 (TX) #2 (RX)
#3 (RX) #3 (TX)
#5 (GND) #5 (GND)
The serial parameters are as follows:
9600 n 8 1
baud no parity 8 data bits 1 start bit
The applicator card is normally in reception mode, ready to receive data from the
PC and transmit a response.
The reception transmission protocol works through the transmission of a sequence
of 8 consecutive bytes from the PC/PLC, arranged as illustrated in the following
table: