Precision Digital Corporation PD6100-6H0, Инструкция по эксплуатации

Страница: 35 / 47

P
RO
V
U
™ PD6100 Strain Gauge, Load Cell, and mV Meter
Instruction Manual
35
Scaling the 4-20 mA Analog
Output (
Aout
)
The 4-20 mA analog output can be scaled to provide
a 4-20 mA signal for any display range selected.
No equipment is needed to scale the analog output;
simply program the display values to the
corresponding mA output signal.
The
Analog Output menu is used to program the
4-20 mA output based on display values.
For instructions on how to program numeric values
see
Setting Numeric Values on page 22 .
Setting Up the Password (
pass
)
The Password menu is used for programming three
levels of security to prevent unauthorized changes to
the programmed parameter settings.
Pass 1: Allows use of function keys and digital
inputs
Pass 2: Allows use of function keys, digital inputs
and editing set/reset points
Pass 3: Restricts all programming, function keys,
and digital inputs.
Protecting or Locking the Meter
Enter the Password menu and program a six-digit
password.
For instructions on how to program numeric values
see
Setting Numeric Values on page 22 .
Making Changes to a Password
Protected Meter
If the meter is password protected, the meter will
display the message
Locd
( Locked ) when the Menu
button is pressed. Press the Enter button while the
message is being displayed and enter the correct
password to gain access to the menu. After exiting
the programming mode, the meter returns to its
password protected condition.
Disabling Password Protection
To disable the password protection, access the
Password menu and enter the correct password
twice, as shown below. The meter is now
unprotected until a new password is entered.
If the correct six-digit password is entered, the meter
displays the message
unLoc
( unlocked ) and the
protection is disabled until a new password is
programmed.
If the password entered is incorrect, the meter
displays the message
Locd
(Locked) for about two
seconds, and then it returns to Run Mode. To try
again, press Enter while the
Locked message is
displayed.
Did you forget the password?
The password may be disabled by entering a
master password once. If you are authorized to
make changes, enter the master password 508655
to unlock the meter.
Reset Menu (
reset
)
The Reset menu is used to reset the tare (
rst tr
)
and the maximum or minimum readings (peak or
valley) reached by the process; max & min may be
reset at the same time by selecting “reset high & low”
(
rst HL
).
Note: Resetting the tare resets the max & min
readings.