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10
OPTION INTERFACE
84
OPT
ION INT
E
RFA
C
E
Chapter
10
10-2.
RS-232C interface
The RS-232C is an interface to read the indicated value and status of the TM380 and to write
parameters into the TM380.
This interface is convenient to process controls, totals, records, etc., by connecting the TM380 to a
computer, process controller, sequencer or the like.
■
Communication specifications
Signal level:
Based on RS-232C
Transmitting distance:
Approx.15m
Transmitting method:
Asynchronous, Full duplex
Baud rate:
9600, 19200, 38400, 57600bps selectable
Bit configuration:
Start bit:
1bit
Character length: 7 or 8 bit selectable
Stop bit:
1 or 2 bit selectable
Parity:
Parity none, odd or even selectable
Delimiter:
CR, CR+LFSelectable
Code:
ASCII
■
Connector pin assignment
Adaptable connector 9-pin D-SUB connector
Connector:
XM3D-0921 (Omron) or equivalent
Cover:
XM2S-0913 (with inch screw thread #4-40)(Omron) or equivalent
(connector & cover optional type: CN34)
1
-
2
IN
RXD
3
OUT
TXD
4
OUT
DTR
5
*
GND
6
-
7
-
8
-
9
-
Case
*
SHIELD
Содержание TM380
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