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Operating Instructions - CPC6050
Modular Pressure Controller
CPC6050
8.9 Backplate Options
The backplate on the CPC6050 provides channel specific choice between a Digital I/O or an Automatic
Contamination Prevention System (Automatic CPS). The backplate is located on the upper middle right
side of the rear panel for Channel A and upper middle left side of the rear panel on channel B. A dual
channel and a Single Output Autoranging CPC6050 has two backplates while a Single Output A or B
instrument has only one backplate. Figure 8.8 shows a dual channel instrument with Digital I/O on chan-
nel A backplate and Automatic CPS on channel B backplate.
Automatic CPS Backplate
Digital I/O Backplate
Figure 8.9 - Rear Panel with Automatic CPS and Digital I/O Backplates
8.9.1 Digital I/O
The Digital I/O capability is available to test various devices like a pressure switch or to connect external
devices like a pump. Use Screens in Section 6.4.11 Digital I/O Application to assign conditions or actions
to the digital inputs and the digital outputs for each channel. Refer to Section 7.1.1 for Digital I/O Specifi-
cations.