STP-iX457/iXU457 Series Turbomolecular Pump
MT-86E-001-F
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4.8 Parallel port input/output signal
The remote input/output signal connector "X2 REMOTE" is used for input/output remote signals (see
Figure 39). This connector is of D-Sub (High density 15 pins, socket type) type. The screw for
connector is #4-40.
Note: The connector (pin type) for remote connection is included.
Procure remote operation circuit at your company.
Note: It is recommended to use a remote cable with shield type, and conduct both ends grounding
(Electromagnetic shielding) or single point grounding (Electrostatic shield). (see Section 5.2.6)
Figure 39 - X2 REMOTE connector
4.8.1 Input signal pins
When using contact input, refer to Table 14 and Figure 40. The input signal pins function only when the
input operation port is set to the parallel port.
Two abbreviations are used in Table 14 and Figure 40:
COM: Common Pin
IN: Input Pin
When performing remote operation using a photo-coupler, consider the variation in the current transfer
characteristics of the photo-coupler. And, check notes indicated in the data sheet.
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