Fluke 6270A, Service Manual, Page: 80 / 144

6270A
Service Manual
74
7 8 9
+/-
4 5 6 ESC
1 2 3 ENTER
0
.
SET P
VENT
PUSH
TO ENTER
SELECT
W
REMOTE
PPC4 PRESSURE CONTROLLER/CALIBRATOR
A700K/A160K
Test
Reference
Supply
Measured Pressure (Test Port)
Supply Pressure Port - 115% FS or
FS+15 psi whichever is greater
hxn310.eps
Figure 44. PM600 Barometer Optimization Setup
The UUT is set up with a minimum pressure of 75 kPa and maximum of 103 kPa.
Use the serial number of the PM600 as the UUT Serial Number. The test
definition is shown in Table 8.
Table 5. PM600 internal On-board Barometer Pressure Point Matrix
As Found Points / As Left Points
Calibration
Segment
Pressure
No.
Set Pressure
[kPa]
Dwell Time
[s]
Averaging Time
[s]
Ascending Points
1 75 60 30
2 103 60 30
To clear the current C0 and C1:
a. Set C0 to zero with the command: OFFSET_SET2 0
b. Set C1 to one with the command: GAIN_SET2 1
c. Set the calibration date with the command: CAL_DATE2 yyyymmdd
d. Save with the command:
CAL_STORE
Note
You must send the Store command.
For a NEW C0 and C1:
Run two points of 75 kPa and 103 kPa and calculate the new C0 and C1 and
send to the module and save the new values.