STP-iXA2205 Series Turbomolecular Pump
Nov. 10
91
Issue 1-h
5
SERIAL
COMMUNICATION
PROTOCOL
Figure 57 - X3/X4 connector (D-Sub9)
Note: The connectors X3 and X4 are fitted using M2.6 screws.
Note: It is recommended to use a communication cable with shield type, and connect both terminals
to the ground.
The RS232 and RS485 share the X3 COM1 port.
When connecting RS232, the length of the communication cable should be 15 m or less. When
connecting RS485, refer to Section 5.2.2.
3. Serial Port COM3 (X5 STP-Link connector)
The STP-Link (optional accessory) or the display unit iDT-001 (optional accessory) can be connected
to the serial port COM3.
4. Serial Port COM4 (X14 STP-Link connector of the power unit)
The STP-Link (optional accessory) or the display unit iDT-001 (optional accessory) can be connected
to the serial port COM4.