Ulvac GI-M2 - 11 How to Use Communication (Rs-232 C); Communication Specifications; Key Specifications; Baud Rate Setting

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11. HOW TO USE COMMUNICATION (RS-232C)
11.1. Communication Specifications
11.1.1. Key specifications
Communication
system
Half duplex
Data bit length
8 bits
Stop bit length
1 bit
Code
ASCII
Baud rate
9600, 19200, 38400 bps
Return key
processing
C
R
code processing
Transmission
distance
１５ｍ
The send command terminates with C
R
.
11.1.2.Baud rate setting
Refer to "8.12 Baud Rate Setting".
It is factory set at 9600 bps.
11.1.3.Communication cable/connector
※ The connector is located on the rear of the gauge.
11.1.3.1.Output signal connector
Output connector : Dsub 9S (female, screw size M2.6)
Signal and assignment: (complies with RS-232C standard)
Pin No.
Signal identification
２
Receive data (RD)
３
Transmit data (TD)
５
Ground for signal (GND)
11.1.3.2.Connecting the communication cable
This gauge does not come with the RS-232C communication cable.
Use a commercially available RS-232C cable (cross type).
Host computer
side
Pin No.
GI-M2 side
Pin No.
２ ２
３ ３
５
5
11.2.Send Command Format
“Command”＋“parameter”＋Ｃ
Ｒ
（Terminal）
The parameter of the movement explanation inside of the next clause shows the following.
－ ： No set point （No send data）
XX ： Arbitrary set point
Send back when state setting and the establishment of the value succeeded,“OK”, it failed
in “NG”.