Remote Interface; Contamination Prevention System (Cps); Cps Cleaning And Inspection - Fluke 6270A Service Manual

6270A
Service Manual

Remote Interface

The Remote Interface diagnostics menu provides information on remote
communication by monitoring the input and output communication. The menu
contains independent diagnostics for RS-232, USB, Ethernet, GPIB, and the
system bus communications.
RS-232 – Shows the Receive and Transmit data for this interface.
USB – Shows the Receive and Transmit data for this interface.
Ethernet – Shows the Receive and Transmit data for this interface.
GPIB – Shows the Receive and Transmit data for this interface.
System Bus – Shows the subsequent data for this interface.
•
Receive
•
Transmit
•
Fault

Contamination Prevention System (CPS)

The contamination prevention system (CPS) is a Product accessory used to
protect the Product from contamination from the UUT.
Replace parts as required. See the Replaceable Parts section.

CPS Cleaning and Inspection

To clean and inspect the CPS filter assembly (see Figure 48):
1. Vent the Product to remove all pressure to the CPS.
2. Remove the hose from the quick connect .
3. Remove the lower housing  from the upper housing . Turn the housing
counter clockwise to loosen it.
4. Pull straight out on the purge tube portion of the filter assembly  to remove
entire assembly from the upper housing.
116
Note