Proface APL3000B - Node Box PC Manual de usuario Pagina 7
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7
Serial Mode Select Switch
Switch
No.
Description ON OFF
RS-232C RS-422 RS-485
1
Internal setting
Reserved Reserved OFF
*1
*1 Be sure to keep the settings OFF.
OFF
*1
OFF
*1
2
Changes COM1’s
communication
method
RS-422/RS-485 RS-232C
OFF ON ON
3
Changes COM1’s
communication
method
RS-422/RS-485 RS-232C
OFF ON ON
4
Changes SD (TXD)
data’s output mode
SD (TXD) data
output is
controlled via the
RS (RTS) signal.
SD (TXD) data
output is NOT
controlled via the
RS (RTS) signal.
(normally output)
OFF
ON/
OFF
ON/
OFF
*2
*2 Set switches number 9 and 10 to ON when the SD (TXD) output driver is automatically controlled
with RS (RTS). Set switch number 4 to OFF.
Set switches number 9 and 10 to OFF when the SD (TXD) output driver is controlled with the RS
(RTS) signal. Set switch number 4 to ON.
5
Switches the SD
(TXD) termination
resistance ON/OFF
Inserts
termination
resistance of
220
Ω
between
SDA and SDB.
No termination
OFF ON
ON/
OFF
*3
*3 If you use the termination resistance, base your settings on the connection specifications.
6
Switches the RD
(RXD) termination
resistance ON/OFF
Inserts
termination
resistance of
220
Ω
between
RDA and RDB.
No termination
OFF ON
ON/
OFF
*3
7
Switches the
shorting of SDA and
RDA ON or OFF
Shorts SDA and
RDA
(RS-485 mode)
No shorting
(RS-422 mode)
OFF OFF ON
8
Switches the
shorting of SDB and
RDB ON or OFF
Shorts SDB and
RDB
(RS-485 mode)
No shorting
(RS-422 mode)
OFF OFF ON
9
RS (RTS) Automatic
control mode
(enabled only when
RS-485 mode)
The data is
automatically
controlled via the
RS (RTS) signal.
The data is not
automatically
controlled via the
RS (RTS) signal.
OFF OFF
ON/
OFF
*2
10 OFF OFF
ON/
OFF
*2
- PL-3900T Series 1
- Installation Guide 1
- Package Contents 1
- About the Manuals 1
- Part Names and Functions 2
- General Specifications 4
- Internal Switches 5
- System Set Switch 6
- Serial Mode Select Switch 7
- Touch Panel Set Switch 8
- External Interfaces 9
- Installations 10
- 10mm [0.39in] 12
- Connecting the Power Cord 13
- 2. Power Supply Cautions 13
- 3. Grounding Cautions 13
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