
6. Data Output
24
6.4 Digital Output
6.4.1 Preparation for Digital Output
For digital-outputting stored measurement data, RS232C cable must be
connected to the RS232C terminal located at the side of the instrument.
Note1
:
Although you can see both RS232c mark (
) and USB mark (
)
near the
terminal, only RS232c is available for this instrument.
<Need to prepare>
- Computer
- RS-232C cable (provided)
- Communication Software (Measurement Software (CD-ROM) for Windows is provided)
< Baud rate setting >
The baud rate setting of the instrument and computer must be consistent.
List of communication protocol for IAQ Monitor:
* As for setting BAUD RATE, refer to “7.2 Changing Measurement Unit and Baud Rate” (Page 30).
* As for setting the computer, refer to the computer’s operation manual.
<Connecting the instrument with a computer>
1.
Connect a computer to the instrument with the RS232 cable.
2.
Turn ON the power of the instrument.
3.
Make sure that the instrument is in NORMAL Mode.
RS232C Cable Wiring Diagram
PC (D-Sub9 pin)
Connection
IAQ Monitor
(
MODEL2212
)
Signal
Pin No.
Pin No.
Signal
Description of Signal
Signal Direction
NC
1
1
GND
Signal Ground
RXD
2
2
TXD
Transmit Data
Output
TXD
3
3
RXD
Receive Data
Input
NC
4
4
CTS
Clear to Send
Input
GND
5
5
RTS
Request to Send
Output
NC
6
6
NC
RTS
7
CTS
8
NC
9
Data Bit Length
8 bit
Parity
None
Stop Bit
1
Delimiter
CRLF
Baud Rate
Based on the set value*
RS232C
Terminal
(Note 1)
<Side of the Instrument>
Summary of Contents for 2212
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