Functional Description; Functional Description Of Prc7000 Fieldbus Inputs - Bosch Rexroth PRC 7 00L Serie Typspezifische Anleitung

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No. PRC7000 inputs
0
New spot selection
1 -
2
Start
3
Reset error
4
Reset error with WC
5 Reset error with reweld
6
Service Programm Start WC
7

Functional description

Schedule standard 1000 Hz (schedule parameters in milliseconds)
I/O Module and programming interface: ProfiNet I/O
(Details refer to Tab1. Required and supplementary documentation, Rexroth
PRC7000 Process Resistance Welding Control Instructions).
7.1

Functional description of PRC7000 fieldbus inputs

Functional description PRC7000 fieldbus inputs
Tab. 12:
Description
• A new spot number is read on a rising edge at this input.
• For details see function description "Program start and spot
selection
Without function
• A rising edge at this input starts the welding sequence that was
selected via the current spot selection.
• For details, see function description "Program start and spot
selection".
•
• This signal is used to attempt to reset a pending error message.
• If the system is error-free, the error status of the system is reset. No
process repetition is started.
• The output weld complete is not set.
•
This signal is used to attempt to reset a pending error message.
• If the system is error-free, the error status of the system is reset. No
process repetition is started.
• The output weld complete is only set when the "Program start"
signal is present and the welding cycle is not active.
• This signal is used to attempt to reset a pending error message.
• If the system is error-free, the error status of the system is reset.
• If the "Program start" input is still present, a process repetition is
started.
• if the last welding process was faulty (FK not set).
The repetition parameters are selected depending on the welding
•
error and the error configuration.
• This signal starts the selected service program.
• A previous spot selection is not necessary for this, but the service
program must be created as a spot in the control.
Successful execution of the service program is indicated by the
service program WC.
R911407348 | PRC 7x00-Lx/Wx-1300