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Serial Communication
You can use the USB port or RS-232C connector of the Data Storage Unit to perform
serial communication with external devices such as a personal computer.
Serial communication functions in the RUN mode. Serial communication functions are not
available in the FUN mode or TEACH mode.
RS-232C Specifications
Connecting a PC
For details how to connect to a PC using the USB/RS-232C cable, refer to the ZG2 series
User's Manual.
Note
Installation of the USB driver is necessary only when connecting an external device to the
USB interface for the first time. For the USB driver, use the exclusive USB driver packaged
with the ZG2-WDC_1A sensor controller.
Setting Communication Specifications
Set the RS-232C communication specifications. Match the communications settings on
the Data Storage Unit with those on the Sensor Controller.
FUN mode-[SYSTEM]-[COM]
Setting value
RS-232C
LENGTH
PARITY
STOP
BAUDRAT
DELIMIT
NODE
Note
This "node No." sets the connection group No. as seen from the host device (PLC). Not only
the ZG2 series but also multiple devices can be connected to the PLC. The node No.
assigned to devices connected to a PLC in this instance is referred to as a node No.
58
Serial Communication
Setting range
8BIT, 7BIT (default value: 8BIT)
NONE, ODD, EVEN (default value: NONE)
1BIT, 2BIT (default value: 1BIT)
9600, 19200, 38400, 57600, 115200 (default value: 38400)
CR, LF, CR+LF (default value: CR)
0 to 16 (default value: 0)
ZG2-DSU User's Manual
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