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Operating the Monitor

Page 10

May 2020

DSY-PM-01378-EN-08

OPERATING THE MONITOR

Buttons

Figure 6: Keypad detail

MENU

Switches to

Program

mode, press and hold for three seconds to enter

Extended Programming

mode, saves programming information and is used in

the reset process

Scrolls backward through the parameter choices, increments numeric

variables and increases display contrast in

Run

mode

RIGHT

Scrolls forward through the parameter choices, moves the active digit to the

right and decreases display contrast in

Run

mode

ENTER

Advances to the next programming parameter and is used in the

reset process

Special Functions

MENU + ENTER

Simultaneously press and hold to reset the current totalizer

UP + RIGHT

Simultaneously press and hold to show the firmware version number, then

the grand total

Содержание Blancett B2900

Страница 1: ...Digital Flow Monitor B2900 DSY PM 01378 EN 08 May 2020 User Manual...

Страница 2: ...Digital Flow Monitor B2900 Page ii May 2020 DSY PM 01378 EN 08...

Страница 3: ...d 9 Operating the Monitor 10 Buttons 10 Modes of Operation 11 Programming Using Frequency Output Turbine Flow Meters 11 Enter Programming Mode 11 Menu Structure 12 Liquid 12 Advanced I O Liquid 14 Gas...

Страница 4: ...ained 41 Calculating K factors 41 Modbus Interface 44 Modbus Register Word Ordering 45 Specifications 48 Part Number Construction 49 Mounting Options and Dimensions 50 Meter Mount 50 Remote Mount 50 H...

Страница 5: ...gy and Symbols Indicates a hazardous situation which if not avoided will result in death or serious personal injury WARNING Indicates a hazardous situation which if not avoided could result in death o...

Страница 6: ...with almost any flow sensor producing a low amplitude AC output or contact closure signal Figure 1 B2900 Flow monitor NEMA 4X This monitor can accept low level frequency input signals typically found...

Страница 7: ...output signal is type 1 you must also determine the minimum amplitude of the frequency output The B2900 monitor has a high or low signal sensitivity setting Use the high signal sensitivity 30 mV with...

Страница 8: ...Typical magnetic pickup connection NEMA 4X For amplified input signals set the input jumper to Pulse and the signal jumper to Low See Figure 4 on page 8 OTE N Amplified magnetic pickups require an ext...

Страница 9: ...a 4 20 mA current loop See Figure 5 If the current loop is used a sensing circuit within the monitor detects the presence of the current loop and disconnects the battery from the circuit JP1 JP2 JP3...

Страница 10: ...ugh the parameter choices increments numeric variables and increases display contrast in Run mode RIGHT Scrolls forward through the parameter choices moves the active digit to the right and decreases...

Страница 11: ...sing Frequency Output Turbine Flow Meters Each Blancett turbine flow 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 fac...

Страница 12: ...Unt Unit interval T GPT LB T OB T AF T ML T LPT m T Ft T MG T Kg T Lb T Gallons T Liquid Barrel T Oil Barrel T Acre Feet T Million Liters T Liters T Meters T Feet T Million Gallons T Kilograms T Pound...

Страница 13: ...Entry Freq x Frequency 2 10 Numeric Entry Coef x Coefficent 2 10 Numeric Entry NO YES Passwd Password Numeric Entry RstPswd Reset Password Numeric Entry Spec Gr Specific Gravity TotlMult Totalizer Mul...

Страница 14: ...AF T ML T LPT m T Ft T MG T Kg T Lb T Gallons T Liquor Barrel T Oil Barrel T Acre Feet T Million Liters T Liters T Meters T Feet T Million Gallons T Kilograms T Pounds T MASS TotalUnt Totalizer Unit...

Страница 15: ...ric Entry Numeric Entry Numeric Entry Coef 1 Coefficient 1 Numeric Entry Freq x Frequency 2 10 Numeric Entry Coef x Coefficent 2 10 Numeric Entry Modbus Disable Enable Numeric Entry SetPT1 Setpoint 1...

Страница 16: ...interval RateUnt Unit interval T SCF T ACF T Nm T Am T Lt T mmF T mF T Standard Ft T Actual Ft T Normal M T Actual M T Liters T Million Ft T Thousand Ft T Shape Key Continued on next page TotlUnt Tot...

Страница 17: ...20mA Out 20 mA Output Numeric Entry 4 20Tst 4 20 mA Output Numeric Entry Numeric Entry Numeric Entry Coef 1 Coefficient 1 Numeric Entry Freq x Frequency 2 10 Numeric Entry Coef x Coefficent 2 10 Nume...

Страница 18: ...e time interval RateUnt Unit interval T SCF T ACF T Nm T Am T Lt T mmF T mF T Standard Ft T Actual Ft T Normal M T Actual M T Liters T Million Ft T Thousand Ft T Shape Key Continued on next page TotlU...

Страница 19: ...0 Numeric Entry Continued from previous page Damping Display Damping Numeric Entry PulsOut Pulse Output Disable Enable Numeric Entry Fl 20mA Flow at 20 mA Modbus Address 1 to127 BusAddr Clr G T Clear...

Страница 20: ...Unt Unit interval T GPT LB T OB T AF T ML T LPT m T Ft T MG T Kg T Lb T Gallons T Liquor Barrel T Oil Barrel T Acre Feet T Million Liters T Liters T Meters T Feet T Million Gallons T Kilograms T Pound...

Страница 21: ...oef x Coefficent 2 10 Numeric Entry NO YES Passwd Password Numeric Entry RstPswd Reset Password Numeric Entry Spec Gr Specific Gravity TotlMult Totalizer Multiplier 1000 100 10 1 0 1 0 01 1000 100 10...

Страница 22: ...te time interval RateUnt Unit interval T SCF T ACF T Nm T Am T Lt T mmF T mF T Standard Ft T Actual Ft T Normal M T Actual M T Liters T Million Ft T Thousand Ft T Shape Key Continued on next page Totl...

Страница 23: ...cy 1 Clr G T Clear Grand Total Numeric Entry Numeric Entry Coef 1 Coefficient 1 Numeric Entry Freq x Frequency 2 10 Numeric Entry Coef x Coefficent 2 10 Numeric Entry NO YES Passwd Password Numeric En...

Страница 24: ...MENU button Liquid Select Fluid At the Fluid prompt press ENTER to view the current fluid type If the current fluid type is correct press ENTER to advance to the next parameter To change the fluid ty...

Страница 25: ...ous flow rate and current total Grand Total The Flow GT setting forces the meter to alternate between the instantaneous flow and the grand total with roll over counts See Figure 10 The grand total is...

Страница 26: ...e to the KFactor parameter Enter Meter s K Factor OTE N The K factor supplied with your meter or calculated from calibration data is needed to complete this step At the KFactor prompt press ENTER The...

Страница 27: ...splays the accumulated flow total in multiples of 10 For example if the optimum totalization unit is 1000 gallons the unit total display increments by one digit for every 1000 gallons monitored In Run...

Страница 28: ...rates Rather than changing the K factor and linearization parameters individually the scale factor can be set to 1 03 to correct the readings The range of scale factors is from 0 10 5 00 The default...

Страница 29: ...to advance to the next digit Repeat for all digits Press ENTER to advance to the Damping parameter OTE N If the number you enter is out of range the display flashes Limit and refuses the entry OTE N I...

Страница 30: ...l Reset Total Pluse Signal Gnd Mag Pulse Iso OC Low High RS485 B RS485 A Input Total Pulse Signal TB1 Open Drain FET Total Pulse Output 2 2 10k Pullup Resistor VCC Internal 100 mA Maximum Figure 12 Op...

Страница 31: ...is setting allows the fine adjustment of the Digital to Analog Converter DAC that controls 4 20 mA output If the output needs to be adjusted for any reason the 4 20 mA calibration procedure is used At...

Страница 32: ...res additional calibration data from the meter being used with the monitor Typically calibration information can be obtained in three five and ten points from the flow meter s manufacturer If lineariz...

Страница 33: ...bration Data Table In GPM Actual UUT Frequency UUT Actual K factor Hz x 60 Nominal K Linear Coefficient Raw Error 50 02 gpm 755 900 Hz 906 72 counts US gal 49 72 gpm 1 0060 0 59 28 12 gpm 426 000 Hz 9...

Страница 34: ...rface on page 44 for additional information At the Baud prompt press ENTER The current state of the Baud rate is shown and defaults to 9600 If the current state is correct press ENTER to advance to th...

Страница 35: ...the first digit of the required set point value Press UP to increment the digit until it matches the first number of the required set point Repeat for all the digits the set point Press ENTER to accep...

Страница 36: ...king unexpectedly Trip SP 1 The trip parameter can be set for either High or Lo When set to High the open collector transistor stops conducting and sends the output high when the set point is reached...

Страница 37: ...asswd parameter The totalizer can also be reset using a hardware reset as shown in Figure 18 or by pressing MENU and ENTER simultaneously TB1 Mag Pulse Iso OC Low High Input Total Pulse Signal Freq In...

Страница 38: ...change the operating pressure press UP to increment the digit until it matches the first digit of the correct pressure value Press RIGHT to move to the next digit When all the digits have been entere...

Страница 39: ...amming of flow monitor Flow Rate Display Interprets Reading Constantly This is usually an indication of external noise Keep all AC wires separate from DC wires Check for large motors close to the mete...

Страница 40: ...rews on the front panel to gain access to the battery 2 Press the tab on the battery connector to release it from the circuit board 3 Remove the old battery and replace it with new one 4 Re fasten the...

Страница 41: ...unts 1000 by the number of seconds in a minute 60 to get the output frequency 1000 60 16 6666 Hz If you were looking at the pulse output on a frequency counter an output frequency of 16 666 Hz would b...

Страница 42: ...d is equal to 231 cubic inches Example 3 Known values are Velocity 4 3 ft sec Inside Diameter of Pipe 3 068 in Find the area of the pipe cross section 2 3 068 2 Area r2 Area x 2 35 7 39 in2 Find the v...

Страница 43: ...K Factors Explained Page 43 May 2020 DSY PM 01378 EN 08...

Страница 44: ...1 8 unit load device input impedance equal to 96 k The RS485 specification states it is capable of supporting 32 standard unit loads 1 standard unit load equals 12 k In order to determine the maximum...

Страница 45: ...cription 01 Read Coils 03 1 Read Holding Registers 05 Force Single Coil Table 3 Modbus commands Type Bits Bytes Modbus Registers Long Integer 32 4 2 Single Precision IEEE754 32 4 2 Table 4 Available d...

Страница 46: ...ference If the B2900 Totalizer 12345678 hex Register 40106 would contain 5678 hex Word Low Register 40107 would contain 1234 hex Word High Big Endian Data Component Name Modbus Registers Available Uni...

Страница 47: ...rm Set point 2 11 and up Spare Table 8 Read coil status Command addr 01 00 08 00 02 crc 16 Reply addr 01 01 0x crc 16 Opcode 03 Read Holding Registers This opcode returns the input holding registers s...

Страница 48: ...mp output from sensor Outputs Analog 4 20 mA 4 20 mA two wire current loop 25 mA current limit Totalizing Pulse One pulse for each Least Significant Digit LSD increment of the totalizer Pulse Type sel...

Страница 49: ...ity non condensing Materials and Enclosure Ratings Polycarbonate stainless steel polyurethane thermoplastic elastomer acrylic NEMA 4X IP 66 meter remote and swivel mount NEMA UL CSA Type 4X IP 66 Engi...

Страница 50: ...25 in 235 0 mm 7 00 in 177 8 mm 5 75 in 146 0 mm 4 00 in 101 6 mm 3 45 in 87 6 mm 1 50 in 38 1 mm 0 875 in 22 2 mm Remote Mount E D A B C 0 25 in dia 6 4 mm 4 HOLES F G H J dia A B C D E F G H I dia...

Страница 51: ...Mounting Options and Dimensions Page 51 May 2020 DSY PM 01378 EN 08 Handheld B A C A in mm B in mm C in mm 7 00 177 8 5 75 146 0 4 38 111 2...

Страница 52: ...uct improvements and enhancements Badger Meter reserves the right to change product or system specifications without notice except to the extent an outstanding contractual obligation exists 2020 Badge...

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