Precision Digital PD6820 - Manual (Page 6)

PD6820 Loop-Powered Process Meter Instruction Manual
6
SPECIFICATIONS
Except where noted all specifications apply to operation at +25°C.
General
DISPLAY
Five digits
(-9999 to 99999) 0.70" (17.8 mm) high, 7-segment,
automatic lead zero blanking.
Seven characters
(Total and/or Tag) 0.4" (10.2 mm) high, 14 segment.
7-digit Totalizer 9,999,999
Symbols High, Low, & Set Alarm, Password Lock
Backlight White
DISPLAY
UPDATE RATE
Ambient > -25°C: 2 Updates/Second
Ambient < -25°C: 1 Update/5 Seconds
OVERRANGE Display flashes 99999
UNDERRANGE Display flashes -9999
PROGRAMMING
METHOD
Four SafeTouch
®
through-glass buttons when cover is
installed. Four internal pushbuttons when cover is removed.
NOISE FILTER
Programmable LO, med, HI, or OFF
RECALIBRATION
Recalibration is recommended at least every 12 months.
MAX/MIN
DISPLAY
Max/Min readings reached by the process are stored until
reset by the user or until power to the meter is turned off.
PASSWORD
Programmable password restricts modification of
programmed settings.
NON-VOLATILE
MEMORY
All programmed settings and total reading are stored in non-
volatile memory for a minimum of ten years if power is lost.
NORMAL MODE
REJECTION
64 dB at 50/60 Hz
ENVIRONMENTAL
Operating temperature range: -40 to 75°C
Storage temperature range: -40 to 75°C
Relative humidity: 0 to 90% non-condensing
CONNECTIONS
Screw terminals accept 12 to 22 AWG wire
ENCLOSURE
Explosion-proof die cast aluminum with glass window,
corrosion resistant epoxy coating, color: blue. NEMA 4X, 7, &
9, IP68.
Two ¾" NPT threaded conduit openings. One ¾" NPT metal
conduit plug with 12 mm hex key fitting installed.
MOUNTING
May be mounted directly to conduit. Two slotted flanges for
wall mounting or NPS 1½" to 2½" or DN 40 to 65 mm pipe
mounting. See Mounting Dimensions on page 47.