MKS 247D - Chapter Four: Operation; How To Setup the System

Chapter Four: Operation How To Setu
p
the S
y
stem
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Chapter Four: Operation
How To Setup the System
1. Ensure that the MFCs and the 247 unit are properly installed.
Refer to
Mounting Instructions
, page 26.
2. Set the FRONT PANEL CONTROLS (refer to Figure 5, page 40) as listed in Table 11.
Manual Flow Control - 247 Unit Front Panel Controls
Control Switch Position
Power ON/OFF Switch OFF
Flow Control Switch (1 - 4) OFF
Set Point Source Switch (1 - 4) FLOW
Channel Selector Channel 1
Table 11: Manual Flow Control - 247 Unit Front Panel Controls
3. Verify that the LINE VOLTAGE SELECTOR on the rear panel of the 247 unit is set to
the proper voltage.
Refer to
How To Set the Line Voltage
, page 31, for more information.
Caution
The Line Voltage Selector on the 247 unit must be set to the proper
input voltage
before
you connect the power cord and turn on the
power. Otherwise, the unit will be severely damaged.
4. Plug the AC LINE CORD into the power line.
For protective earthing, plug the power cord into a properly grounded outlet.
5. Connect the MFCs to the MFC Input Connectors (J1 to J4) on the rear panel (refer to
Figure 6, page 43) using the proper interface cables. If more than 4 channels are
required, add an additional 247 unit to your system.
The system interface cables are listed in Table 5, page 20.
Note
An extra
p
ower su
pp
l
y
is needed if usin
g
more than two 1559 MFCs with
one 247 unit.