improvements to the product described in this manual at any
Note
time without notice.
Introduction
The BK2800 Flow Monitor is a state-of-the-art, microprocessor
based ow monitor, designed to provide the user with exceptional
exibility at a very affordable price. Though designed for use
with Kimray Flow Meters, this display can be used with almost
any ow meter producing a low amplitude AC output or contact
closure signal(s).
This ow monitor is capable of accepting a low-level frequency
input for calculating ow rate and total. These calculations can
then be displayed in the desired units of measurement. All B2800
ow monitors come pre-calibrated, from the factory, if ordered
with a Kimray Flow Meter. If required, however, it can easily be
re-congured in the eld. The monitor’s large 8 digit by .75” numeric
liquid crystal display makes extended range viewing practical.
The second 8 digit by .38” alphanumeric display provides for
selectable units viewing in run mode and prompts for variables in
programming mode. Finally, the user can choose between displaying
rate, total, or alternating between both rate and total.
Kimray is an ISO 9001- certied manufacturer. Kimray quality assurance process maintains strict controls of materials
Kimray is an ISO 9001- certied manufacturer. Kimray quality assurance process maintains strict controls of materials
and the certication of parts used in Kimray electronic level switch.
and the certication of parts used in Kimray electronic level switch.
1
BK2800 Flow Monitor
Programming & Installation Manual
SpecicationsOperating the Monitor
The monitor has two modes of operation referred to as the RUN mode and
Power Supply Options:
Battery Powered: 1 “D” size 1.5 Volt alkaline battery
Loop Powered: Optional 4-20 mA loop power
Alphanumeric Rate and Total Display:
8 digit, .75” high numeric display
8 character, .38” high alphanumeric display
Fixed or toggle modes of operation for ow rate and totalizer
display
Accuracy:
±0.1%
Temperature Drift = 50ppm/°C (Max)
Mounting Classication:
Meter Mount: NEMA 4X Enclosure
Remote Mount: NEMA 4X Enclosure
Swivel Mount: NEMA 4X Enclosure
Environmental:
Operating Temperature: -22 ºF to 158 ºF (-30 ºC to 70 ºC)
Humidity: 0-90% Non-condensing
Inputs:
Magnetic Pick-up input:
Frequency range = 0 to 3500 Hz
Trigger sensitivity = 30 mV p-p
Over voltage protected = ±30 VDC
Outputs:
Opto-isolated open collector transistor
Max. Voltage: 30 VDC
Pulse width: 20mS/Max rate 20Hz
Current (ON state): 0.9V drop @ 5.0 mA or 0.7V drop @ 0.1
mA
Optional 4-20 mA output
the PROGRAM mode. Both the run mode and the program mode display
screen enunciators conrming the state of the monitor. A quick glance at the
lower left hand corner of the LCD screen will conrm
operating status. Normal operation will be in the RUN mode. To access the
programming mode, press the MENU button until the rst
programming screen is displayed. After programming the display with the
necessary information, a lock out feature can be turned on to prevent unauthorized access or changing the meter’s setup parameters.
Programming Mode
Keys:
MENU – Switches to Programming mode
UP Arrow – Scrolls forward through the parameter choices
and increments numeric variables
RIGHT Arrow – Scrolls backward through the parameter
choices and moves the active digit to the right
ENTER – Used to save programming information, advance
to the next programming parameter, and in the reset process
Modes:
RUN – Normal operating mode
PROGRAM – Used to program variables into the display
If your monitor was ordered with a Kimray ow meter, the two
components ship from the factory, calibrated as a set. If the monitor
is a replacement, the turbine’s K-factor has changed, or the
monitor is being used with some other pulse generating device,
programming will be necessary.
Model 2800
Kimray.com
Certications:
CSA: Class I, Div 1 Groups C, D; Class II, Div 1 Groups E, F,
G
UL: Class I, II, III Div 1 Groups C, D
CE: IEC 61326-1
Kimray is an ISO 9001- certied manufacturer. Kimray quality assurance process maintains strict controls of materials
and the certication of parts used in Kimray electronic level switch.
2
BK2800 Flow Monitor
Model 2800
Programming & Installation Manual
Kimray.com
Programming Using Pulse Output Turbine
Flow Meters
Each turbine ow meter is shipped with either a K-factor value
or frequency data. If frequency data is provided, the data must
be converted to a K-factor before programming the monitor.
Kfactor information, when supplied, can usually be found on the
neck of the ow meter or stamped on the body. The K-factor
represents the number of pulses per unit of volume. The K factor
will be needed to program the monitor readout.
Enter Programming Mode
Change to programming mode by pressing the MENU button once.
The mode indicator will change from RUN to PROGRAM.
The meter connection size and the bore size are different.
Note
For example, many of the 1” NPT turbines have bore sizes that
range from 3/8” up to 1”. Be sure to use the correct bore size
or the meter will report incorrect ows and totals.
Enter the Meter’s K-Factor Unit
Directly after the METER size is selected, the display’s K-factor unit
must be chosen. Use the UP arrow key to select your K-factor unit.
For meters calibrated in gallons, use PUL/GAL (pulses per gallon),
for meters calibrated in cubic meters, use PUL/ M3 (pulses per cubic
meter), etc. Press ENTER to save the Kfactor unit and advance to the
next parameter.
are supplied with K-factors measured in pulses per
gallon (PUL/GAL) which will automatically convert to
your desired units of measure.
Note
The K-factor supplied with the meter or calculated
from calibration data will be needed to complete next step.
Select the Meter Size
At the METER prompt, press the UP or RIGHT arrow keys to select
the bore size of your meter. Press ENTER button once to save meter size choices and advance to the K-factor units selection.
Kimray is an ISO 9001- certied manufacturer. Kimray quality assurance process maintains strict controls of materials
and the certication of parts used in Kimray electronic level switch.
Enter the Meter’s K-Factor
To change the KFACTOR value, use the RIGHT arrow key and select
the position of the number that you wish to change. Using the UP
arrow key, increment the display digit until it matches the meter’s
K-factor digit. Repeat this process until all K-factor digits have been
entered. Press ENTER once to save the K-factor and advance to the
RATE/TOTAL Units selection.
Select the Rate/Total Units of Measure
The monitor allows the choice of ve common rate/total units. The
monitor shows the rate/total unit that the display is currently set for.
If the current selection is current, press the ENTER key once to advance to the next parameter. To change to an alternate unit, use the
arrow keys to scroll to the desired rate unit and press ENTER to save
the choice.
3
BK2800 Flow Monitor
Programming & Installation Manual
SELECTIONRATETOTAL
GPM/GALGallons per MinuteGallons
LPM/LITLiters per MinuteLiters
M3PH/M3Cubic Meters per HourCubic Meters
M3PD/M3Cubic Meters per DayCubic Meters
BPD/BBLOil Barrels per DayOil Barrels
Model 2800
Kimray.com
The total unit’s output multiplier cannot be modied
in the Simplied program level. This option is reserved
in the Advanced program level.
Note
Select the Display Function
The monitor can display RATE or TOTAL or alternate between BOTH
rate and total. If the current selection is correct, press the ENTER key
to advance to the next parameter. To change to an alternate display
mode, use the arrow keys to scroll to the desired display mode and
press ENTER to save the choice.
A TEST function is also available in the Display Function sub
-menu. With the test function selected the display acts like a
frequency counter and displays the raw input frequency being
supplied to the frequency input terminals. This is very useful
when troubleshooting ow problems.
Totalizer Pulse Output
The pulse output parameter can be either enabled or disabled. When
enabled this output generates 20mS duration pulse for every time the
least signicant digit of the totalizer increments. The amplitude of the
pulse is dependent on the voltage level of the supply connected to the
pulse output and is limited to a max. 30 VDC.
Password
Password protection prevents unauthorized users from changing
programming information. Initially, the password is set to all zeros. To
change the password, simply enter any 4 digit code using the arrow
keys as previously described, enter the password value. Pressing
ENTER once will store the password and take you back to the RST
PSWD
screen.
Kimray is an ISO 9001- certied manufacturer. Kimray quality assurance process maintains strict controls of materials
and the certication of parts used in Kimray electronic level switch.
4
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