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HRX-OM-S010
Chapter 4 MODBUS communication function
4.3
Setting and checking
HRS100/150 Series
4-4
4.3.2
Setting and checking
Communication Setting and checking
1.
Press and hold the [MENU] key for 2 sec.
Repeat pressing the key until the setting screen for communication mode [
] appears
on the digital display.
2.
Select “SER” from the table below with the ▲key, and confirm with “SEL”.
Table 4.3-2
List of set values
Set values
Explanation
Initial value
(Default setting)
Sets LOCAL mode.
○
Sets DIO mode.
Sets SERIAL mode.
1
1 :
If the serial protocol is “Simple communication protocol 2” and the contact input 1 is
“external switch signal” or contact input 2 is “remote signal”, “SERIAL mode”
cannot be set.
Serial protocol
Setting and checking
3.
Press the [SEL] key once.
The set screen of serial protocol is displayed on the digital display.
PV
SV
PV
SV
PV
SV
PV
SV
PV
SV
PV
SV
PV
SV
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold