Connections - Fluke CalPower RUSKA 3990 Series User Manual

RUSKA Series 3990
Users Manual

Connections

Refer to Figures 1, 2 and 3 to make pneumatic setup plumbing connections, or for
optional connections and mode considerations, between the RUSKA Series 3990 DWG,
the manual controller and the device under test. If the application does not require all
modes of operation, some connections may not be required. The optional are identical
below.
Figure 1. Recommended Setup for Operation in Positive and Negative Gauge and Absolute Modes
1. As shown in Figure 2, no vacuum pumps are required if operation is limited to
2. For negative gauge and absolute mode operation the Supply Vacuum Pump can be
4
positive gauge mode.
omitted if the Supply Vacuum line is connected to the Reference Vacuum Pump.
However, this can result in delays due to the additional load on the Reference
Vacuum Pump when the Vacuum Supply valve is opened to decrease the pressure in
the test port. Refer to Figure 3 for the single vacuum pump setup.
Using Two Vacuum Pumps
gmy01.bmp