Precision Digital Corporation PD663, Instruction Manual

Page: 10 / 16

PD663 Explosion-Proof Loop-Powered Meter Instruction Manual
10
Calibrating the Meter (
Cal
)
To scale the meter without a signal source refer to
Scaling the Meter
(
SCL
), page
9
.
The meter can be calibrated to display the process in
engineering units by applying the appropriate input
signal and following the calibration procedure.
The use of a calibrated signal source is strongly
recommended.
Press the Up arrow button to scroll to the Calibration
menu (
CAL
) and press Enter .
If using linear signal input conditioning, enter the
number of calibration points (2-32).
The meter displays
in1
. Apply a known signal and
press Enter . The display will flash while accepting the
signal.
When the meter displays
d1
, press Enter . Enter a
corresponding display value for the signal input, and
press Enter to accept.
The meter displays
in2
. Apply a known signal and
press
Enter
. The display will flash while accepting the
signal.
When the meter displays
d2
, press Enter . Enter a
corresponding display value for the signal input, and
press Enter to accept.
Re-calibrating the Internal Calibration
Reference (
ICal
)
The Internal Calibration (
ICAL
) menu, located in the
Advanced
features menu, is used to
recalibrate the internal calibration reference.
Recalibration is recommended at least every twelve
months. Refer to Internal Calibration (
ICal
),
page
11
for instructions.
Advanced Features Menu
To simplify the setup process, functions not needed
for most applications are located in the
Advanced
features menu. Press and hold the
Menu
button for
five seconds to access the
Advanced
features menu.
Advanced Features Menu & Display
Messages
The following table shows the Advanced features
menu functions and messages in the order they
appear in the menu.
Display Parameter Action/Setting
Fnc
Input Function Set linear or square
root input conditioning
function
Lnr Linear
Set linear scaling
Sqr Square Root
Set square root input
conditioning function
info Information
Enter the Information
menu
Sft
Software
Information
Software release
number
ver
Version Meter firmware version
C
Calibration
Temp ( ° C)
Temperature at time of
I-calibration ( ° C)
F
Calibration
Temp ( ° F)
Temperature at time of
I-calibration (
°
F)
FIL Filter
Set filter function level
ICAL
I-Calibration
Internal master factory
calibration
rst Reset Defaults
Restore factory default
parameter settings