Controlling From Personal Computer - Hioki 3154 Instruction Manual

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7.1 Controlling from Personal Computer

3154 RS-232C settings are configured as follows and
cannot be modified. Modify and adjust personal computer
settings.
Transmission mode
Transfer rate
Data length
Parity
Stop bit
Hand shake
Delimiter
Electric specifications
Input voltage level
Output voltage level
(Load resistance 3 to 7 kΩ)
3154 RS-232C connector signal lead is set as follows.
Other pins are not in use.
Interface connector: D-sub 9 pin, male
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RS-232C Interface
Start-stop synchronization, full duplex
9600 bps
8 bit
None
1 bit
No X flow, hardware flow control
CR, CR + LF for reception
CR + LF for transmission
5 V to 15 V
-15 V to -5 V
5 V to 9 V
-9 V to -5 V
Pin Signal
2 RxD
3 TxD
5 GND
Do not use other pins.
ON
OFF
ON
OFF
IN/OUT Purpose
Receiving
IN
data
Sending
OUT
data
Signal
GND
grounding