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RUSKA 7252
Users Manual
2. The zip file labeled 7252 Control|XRXX contains files UPDATE7.EXE and
3. Set the 7XXX to 9600 baud, 8 databits, no parity, 1 stopbit.
4. Run the program Update7.
5. Follow the prompts to select the communications port and the image file.
6. Update 7 should display Complete.
When updating the controller code, the RUSKA 7252 will display various
error messages. This is expected. The front display will freeze on the
RUSKA 7252 when the controller code is being downloaded. It will operate
properly once the download is complete. Finally, the main software only
reads the software versions on power-up. So, following the controller code
upgrade, pressing the MENU | TEST | REMOTE | SERIAL2 keys will only
show the new revision level of the controller code after power is cycled on
the RUSKA 7252.
Replacement Parts
The following is a list of the common replacement parts used in the RUSKA 7252
Calibrator.
Valve Identification
Supply Pressure
Vent
Test Port
Reference Port
6-20
<version>.IMG. Unzip these files into a directory.
Table 6-2. RUSKA 7252 Calibrator - Parts List
Low Pressure Manifold
Maximum Full Scale Pressure Range
< 1000 psi (6895 kPa)
Valve Body
3915771
3915771
3961365
3961365
Note
Maximum Full Scale Pressure
Valve Coil
Valve Body
3915800
3915649
3915800
3915649
3915780
3915780
3878948
High Pressure Manifold
Range 1000 – 2500 psi
(6.9 – 20.7 MPa)
Valve Coil
3915651
3915651
—
—
3915651
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