Heise PTE-2, Руководство по эксплуатации и обслуживанию

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67
c. Press ENTER
d. Press DOWN or UP ARROW key to highlight “Calibrate”
e. Press ENTER
Cal Password screen appears. Enter Calibration Pass-
word
f. Press left and RIGHT ARROWs to position cursor
beneath desired character
g. Press UP and DOWN ARROWs to increment numeric
characters
h. When the password is correct press ENTER
i. “Calibrate” screen appears
Note: If the incorrect password is entered, the HHC display will
show a message “Bad Cal PW”, and the user will be asked to
Retry or Abort.
j. Press DOWN or UP ARROW key to highlight “System”
k. Press ENTER
l. “System Cal Ch1” screen appears
m. Press DOWN or UP ARROW key to highlight
“Begin Base Cal”
n. Press ENTER
10. The HHC Base Unit will now begin prompting the opera-
tor to apply precision voltage values to specific terminals,
data collection will take a few seconds then the HHC will
prompt the operator to move to the next step in the follow-
ing sequence :
a. Apply 0.00000 volts to calibration module press ENTER
b. Apply 1.00000 volts to calibration module press ENTER
WARNING: Applying more than 1.25 volts to the calibra-
tion module input could cause damage to the input of the
HHC
11. When Prompted, set the voltage standard to 0.000 volts
then
12. POWER DOWN THE VOLTAGE STANDARD AND DIS-
CONNECT THE VOLTAGE STANDARD FROM THE CALI-
BRATION MODULE
13. Connect the negative lead of the voltage standard capable
of delivering up to 10.000v DC to the black ringed “COM”
input jack
14. Connect the positive lead of the voltage standard to the
red ringed “0-33Vdc In” jack
15. Power on a voltage standard and allow it to warm up to its
specified accuracy as defined by the manufacturer.
Cal Password
00000
^
Enter to accept
Esc to cancel
SECTION 15 n. CALIBRATE BASE UNIT CONT.