Azbil AUR355, User Manual

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21
Chapter 3. Operating This Device
z Operation when the dot at the lower right of the 7-segment LED is blinking
If the communication settings are not correctly configured during communication
setup due to a power shutdown or other cause, this device stops abnormally due to
communication settings error E971 and the 7-segment display alternately shows
E9
and
7 1
. If a fault stop occurs due to E971, correctly rewrite the communication
settings with the following procedure.
(1) Reset the E971 error. The reset operation returns the communication settings
to the following initial values.
Communications address setting : 1
Baud rate setting : 3 (19200 bps)
Communications format setting : 1 (even parity, 1 stop bit)
(2) Enter communication setting mode and rewrite the communication settings
with the correct values.
„
Host communication setting using the Smart Loader Package (model SLP-A55)
Handling Precautions
•
Until configuration is complete, do not turn off the power or remove the
loader cable. If the power is turned off during configuration, an error may
result.
RS-485 host communication settings
H 1
to
H3
incommunication setting mode can
also be set using the Smart Loader Package.
(1) Turn off the power to the product.
(2) Remove the RS-485 wires. Insert one end of the USB loader cable into the
loader jack on the product, and insert the other end into a USB port on the PC.
(3) Turn on the power to the product.
(4) Start the SLP-A55 and set up host communication.
(5) Turn off the power to the product.
(6) Remove the USB loader cable.
(7) Connect the wiring for RS-485.
(8) Turn on the power to the product.
(9) Start communications with the host device.