Edwards SCU-350 Series

SCU-350 Series Control Unit for Turbomolecular Pump
MT-21E-201-E
Page 16
3
INSTALLATION
3.4 Top panel
21 VR1 volume
22 DSW-B dip switches
Figure 11 - SCU-350 top panel
Item Description Function
21 VR1 volume For setting the rated speed of the STP pump
This volume is normally made ineffective. (see Section 3.13)
22 DSW-B Dip switches For optional settings
No.1 switch (Rated speed setting) (see Section 3.13)
No.4 switch (remote input signal change) (see Section 4.5)
No.5 switch (serial communication input signal change)
(see Section 5)
Table 4 - SCU-350 top panel function
22
21
Not used Not used Not used
Serial communication input signal changeover
Remote input signal changeover
Not used Not used
Set rated speed
ON
Expanded view of
DSW-B switch
(setting at delivery)
“ON” with
SCU-350H/350HA