HRX-OM-W058
Chapter 5 Display and setting of various functions
HRS-R Series
5.19
Communication function
5-53
Communication mode setting and cheking
1.
Press and hold the [MENU] key for approx. 2 sec.
Repeat pressing the key until the setting screen for communication mode [
]
appears on the digital display.
2.
Select communication mode from the table below with
[▲] key or [▼] key, and confirm by
pressing “SEL”.
Table 5.19-2
List of set value
Set value
Explanation
Initial value
(Default setting)
Sets LOCAL mode.
(The operation panel operates and sets the
thermo-chiller.
)
○
Sets DIO mode.
*1
(The operation starts with contact input/output.)
Sets SERIAL mode.
*2
(Serial communication performs
operation/setting.)
*1
:
When the setting of the contact input 1 is “External switch signal”, “DIO mode” cannot be set.
*2
:
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
Settinf 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
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold
[
MENU
]
Press and
hold