Ascon tecnologic CU-02, Руководство пользователя

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Chapter 1 - Hardware Description
3
1-1-2 Auxiliary
digital I/O
DI General Purpose Digital Input or RUN/STOP program functionality
ALARM General Fault Relay Output (IEC 61131 Watch Dog function);
WAKE UP Isolated General Purpose Digital Output (can be used, in conjunction
with the Real Time Clock, for unattended applications).
Figure 1.2 - Control Unit I/O and Communication Ports
1-1-3 Diagnostics LEDs
Referring to “ Figure 1.2 - Control Unit I/O and Communication Ports ” a description
of the LEDs functions is given in the table below.
Table 1.1 - Diagnostics LEDs description
Serial Connector (X1): RS232 or USB
Optional
Communications
expansion port
CAN Connector (X0): CANopen
A Connector
Ethernet
10 Base T
port (X2) Wake UP
output
terminals (1, 2) Alarm output
terminals
(3, 4) Digital
Input
terminal (5)
Power Supply
Terminals
= Ground (6, 7)
= 0V (8, 9)
= +24 Vac/dc (10, 11)
Diagnostics LEDs
•
= DI
•
= ERR
•
= RUN
•
= CAN
•
= PWR
LED Color Action (note 1) Description
DI Yellow ON Digital Input active
ERR Red ON Error on CANopen network
RUN Green ON Program running (with no errors)
RUN
Green OFF Program stop (with no errors)
RUN
Green Flickering Back-Up battery low
RUN
Green Single flash Error in configuration file, reset to default
RUN
Green Blinking Checksum error in VAR RETAIN data
RUN
Green Triple flash Checksum error VAR % RETAIN (note 2)
CAN Green ON/OFF RUN LED for CANopen Network
PWR Green ON Power Supply ON