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Model BD300 Analog Input Process Meter Instruction Manual
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3. SpecIfIcatIonS
Except where noted, all specifications apply to operation at +25 °C (+77 °F).
3.1. General
DISPLAY Main display: 0.60” (15mm) high, red LEDs
Second display: 0.46” (12mm) high, red LEDs
6 digits each (-99999 to 999999), with lead zero blanking
DISPLAY INTENSITY Eight user selectable intensity levels
DISPLAY UPDATE RATE 5/second (200 ms)
OVERRANGE Display flashes 999999
UNDERRANGE Display flashes -99999
DISPLAY ASSIGNMENT The main (Big) and small (Little) displays may be assigned to PV1, PV2, PCT, d
r4-u, d gross, d-nt-g, max/min max & min, set points, units (small display only, or
Modbus input.
PROGRAMMING METHODS Four front panel buttons, digital inputs, PC and BULLDOG Pro software, Modbus
registers, or cloning using Copy function.
NOISE FILTER Programmable from 2 to 199 (0 will disable filter)
FILTER BYPASS Programmable from 0.1 to 99.9% of calibrated span
RECALIBRATION All ranges are calibrated at the factory. 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 Three programmable passwords restrict modification of programmed 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
POWER OPTIONS 85-265 VAC 50/60 Hz, 90-625 VDC, 20 W max or jumper selectable 12/24 VDC
±10%, 15 W max
ISOLATED TRANSMITTER
POWER SUPPLY
Terminals P+ & P-: 24 VDC ± 10%. 12/24 VDC powered models selectable for
24, 10, or 5 VDC supply (internal jumper J4). 85-265 VAC models rated @ 200
mA max, 12/24 VDC powered models rated @ 100 mA max, @ 50 mA max for 5
or 10 VDC supply.
NON-VOLATILE MEMORY All programmed settings are stored in non-volatile memory for a minimum of ten
years if power is lost.
FUSE Required external fuse: UL Recognized, 5 A max, slow blow; up to 6 meters may
share one 5 A fuse
NORMAL MODE REJECTION Greater than 60 dB at 50/60 Hz
ISOLATION 4 kV input/output-to-power line 500 V input-to-output or output-to-P+ supply
OVERVOLTAGE CATEGORY Installation Overvoltage Category II: Local level with smaller transient overvoltages
than Installation Overvoltage Category III.