
125
15. Interface Specifications (Standard)
RS-232C specifications
Connector
D-Sub 9-pin (male)
Transmission system
EIA RS-232C
Transmission form
Asynchronous, bi-directional, half duplex
Transmission rate
approx. 5 times/second (5.21 Hz), approx. 10 times/second (10.42Hz)
Signal format
Baud rate
600, 1200, 2400, 4800, 9600, 19200, 38400 bps
Data bits
7 bits or 8 bits
Parity
EVEN or ODD .................... At a data bit length of 7 bits
NONE ................................. At a data bit length of 8 bits
Stop bits
1 bit
Code
ASCII
1 character format
At a data bit length of 7 bits
1 ..... -5 V to -15 V
0 ..... +5 V to +15 V
0
1
2
3
4
5
6
P
LSB
MSB
Start bits
Parity bits
Stop bits
Data bits
D-Sub 9-pin assignments
Pin No.
Signal
name
Direction
Description
Inch screw #4-40UNC
RS-232C connector
Display unit (right side)
1
-
-
Same potential as
SG
*1
2
TXD
Output Transmit data
3
RXD
Input
Transmit data
4
-
-
N.C.
5
SG
-
Signal ground
6
DSR
Output Data set ready
7
RTS
Input
Request to send
8
CTS
Output Clear to send
9
-
Output 12V output
*1
Signal names other than TXD and RXD are names on the DTE side.
Wiring diagram
Balance (DCE)
Pin No.
(when connected to a
TXD
2
personal computer)
RXD
3
RTS
7
CTS
8
DSR
6
SG
5
PC (DTE)
RXD
TXD
RTS
CTS
DSR
SG
*1
Used with some A&D peripherals. When connecting to other companies' products such as personal
computers and PLCs, do not connect the wires. Make sure a compatible cable is used, as using the
wrong connection cable may damage the device.
Summary of Contents for BA-125DTE
Page 1: ...BA 6TE BA 6DTE BA 225TE BA 225DTE BA 125DTE 1WMPD4004315 ...
Page 84: ...84 Output example for periodic check output results Periodic check output results ...
Page 85: ...85 Periodic check results PDF ...
Page 166: ...166 Unit mm Display unit 138 182 73 Ionizer AX ION 25 162 68 129 ...
Page 170: ...MEMO ...
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