SMC Networks HRS012-A Operation Manual page 37

4.
Select serial protocol from the table below with [▲] key or [▼] key, and confirm by pressing
"SEL".
Set values
∗2 ： When the setting of the contact input 2 is "Remote signal", "Simplified
communication protocol 2" cannot be set.
Communication specification Setting and checking
5.
Press the [SEL] key once.
The set screen of communication specification is displayed on the digital display.
PV
SV
6.
Select communication specification from the table below with [▲] key or [▼] key, and
confirm by pressing "SEL".
Set values
RS-485 terminal Setting and checking
7.
Press the [SEL] key once.
The set screen of RS-485 terminal is displayed on the digital display.
PV
SV
8.
Select RS-485 terminal from the table below with [▲] key or [▼] key, and confirm by
pressing "SEL".
Set values
HRS Series
Table 4.3-3 List of set values
Explanation
MODBUS protocol
Simple communication protocol 1
Simple communication protocol 2
Table 4.3-4 List of set values
Explanation
RS-232C standard
RS-485 standard
Table 4.3-5 List of set values
Explanation
Without terminal
With terminal
Chapter 4 MODBUS communication function
Initial value
(Default setting)
∗ 2
Initial value
(Default setting)
Initial value
(Default setting)
HRX-OM-M091
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4.3 Setting and checking
4-5