Edwards SCU-350 Series

SCU-350 Series Control Unit for Turbomolecular Pump
MT-21E-201-E
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4
OPERATION
4.5 Remote operation
To select remote operation, slide the "MANUAL/REMOTE" changeover switch on the SCU-350 front
panel to "ON", refer to Figure 9. The "REMOTE" LED illuminates.
4.5.1 I/O TB2 terminal block
This is a terminal block for remote input signals. Use it in accordance with Table 7 and Figure 28. This
terminal block operates only during the REMOTE operations. The screw for the terminal is M4.
Switch "OFF" the No.4 and No.5 switches of the DSW-B with SCU-350H/350HA and CON3 connector
(optional accessory).
Note: It is recommended to use a remote cable with shield type, and connect both terminals to the
ground.
Three abbreviations are used in Table 7 and Figure 28:
COM: Common Pin
IN: Input Terminal
OUT Output Terminal