SMC Networks HRS090-A, Руководство по эксплуатации

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HRX-OM-S004
Chapter 5 Display and setting of various functions
HRS Series
5.21
Communication function
5-71
4.
Select a serial communication protocol with [ ▲ ] key or [ ▼ ] key, and press [SEL] key to
enter.
Table 5.21-3 Setting of serial communication protocol
Set value Explanation
Initial value
(Default setting)
MODBUS protocol
✓
Simple communication protocol 1
Simple communication protocol 2
∗ 3
∗
3
：
When the contact input signal 2 is set to “remote signal”, it is not possible to set to “simple
communication protocol 2”.
Setting/Checking: Communication specification
5.
Press the [SEL] key once.
Setting screen of the communication specification is displayed on the digital display.
PV
SV
6.
Select communication specification with [ ▲ ] key or [ ▼ ] key, and press [SEL] key to
enter.
Table 5.21-4 Setting of communication specification
Set value Explanation
Initial value
(Default setting)
RS-232C standard
RS-485 standard
✓
Setting/Checking: Terminal for RS-485
7.
Press the [SEL] key once.
Setting screen of terminal for RS-485is displayed on the digital display.
PV
SV
8.
Perform a setting of terminal for RS-485 with [ ▲ ] key or [ ▼ ] key, and press [SEL] key to
enter.
Table 5.21-5 Setting of terminal for RS-485
Set value Explanation
Initial value
(Default setting)
No terminal
✓
Terminal is set.