Milltronics BW100 Note: The Milltronics BW100 is to be used only in the manner outlined in this instruction manual. The Milltronics BW100 is an economical integrator for use with belt scales. The speed and load signals from the conveyor and scale, are processed to derive rate of material flow and totalization.
Modem configuration maintain accurate operation of the unit Note: The Milltronics BW100 is to be used only in the manner outlined in this instruction manual. If you have any questions, comments, or suggestions about the manual contents, please email us at techpubs@siemens-milltronics.com.
• optional: 10 - 15 V dc, 15 W 18 - 30 V dc, 15 W Application • compatible with Siemens Milltronics belt scales or equivalent Accuracy • 0. 1 % of full scale Resolution • 0.02% of full scale Environmental •...
74 mm (2.9") mounting hole 5 mm 6.4 mm (1/4") Ø (0.2") Note: Non metallic enclosure does not provide grounding between connections. Use grounding type bushings and jumpers. Page 6 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
(Milltronics communications) Note: Typical system capability. Not all components or their maximum quantity may be required. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 7...
MILLTRONICS MILLTRONICS BW100 BW100 All field wiring must have insulation suitable for at least 250 V. dc terminals shall be supplied from a SELV source in accordance with IEC- 1010-1 Annex H. Page 8 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
BW100 TB1 – 18 to scale ‘– EXC’ BW100 TB1 – 19 to scale ‘+ EXC’ If the load cell wiring colours vary from those shown, or if extra wires are provided, consult Siemens Milltronics. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 9...
BW100 TB1 – 18 to scale ‘– EXC’ BW100 TB1 – 19 to scale ‘+ EXC’ If the load cell wiring colours vary from those shown, or if extra wires are provided, consult Siemens Milltronics. Page 10 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
5 / 6. If a speed sensor is used, insure that the jumper is removed. Input device in the form of open collector transistor or dry contact across TB1 – 6 / 7 will also serve as a suitable speed signal. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 11...
30 totalizer V dc, 100 mA Analog Output BW100 LOWER to customer instrumentation Ω isolated mA output, 750 maximum load ac models only mA output on dc models is not isolated Page 12 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
LOWER LOWER 10 - 15 Vdc 18 - 30 Vdc " dc model indicated on lid nameplate. dc terminals shall be supplied from an SELV source in accordance with IEC-1010-1 Annex H. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 15...
Optional Dolphin Interface Comverter Milltronics BW100 Refer to Dolphin instruction manual for interconnection details. Units Sticker Remove the appropriate units sticker from the sheet supplied, and affix to your BW100 as shown. Page 16 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
The BW100 operates under two modes: RUN and PROGRAM. When the unit is initially powered, it starts in the PROGRAM mode. If the PROGRAM mode is idle, it reverts to the run mode after 10 minutes. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 17...
PROGRAM down mode between mode select parameter and change value Maneuvering To Select a Parameter: if not in the PROGRAM mode from the RUN mode if in the PROGRAM mode Page 18 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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P005 = 3 must be pressed to save change 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 19...
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P005 Value to jump to the factory setting e.g. P999 jump back to P005 To Access RUN Mode: e.g. from the PROGRAM mode, P005 exit and return to RUN mode Page 20 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
Load Cell Load Cell ’ A ’ ’B’ test weight bar belt travel typical dual load cell scale With the conveyor stopped and locked out, lift the belt off the weighing idlers. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 21...
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Remove the test weight, insure that the BW100 SW2 is in ‘close’ position and that P1 is left as set. Note: Performing a balance procedure requires a subsequent zero and span recalibration. Page 22 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
Record parameter in Program Record on page 70. units design rate design speed speed constant belt length test load Upon completion of Quick Start programming, a Zero and Span calibration are required for successful entry into the RUN mode. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 23...
TB1 - 5/6 e.g. 100.3 pulse / m jumpered, value is locked at 100. P016, belt length e.g. 65.72 m P017, test load * e.g. 55.56 Kg / m Examples are typical Page 24 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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Test load value should be less than design load (P952). If not, contact Siemens or their agent. Calibration Note: The duration of Zero and Span Calibration is dependent upon speed (P014), length (P016) and revolutions (P360) of belt. Note: To cancel a Zero or Span calibration in progress, press...
= 0 zero deviation accepted, initial zero count = ### Record this value for future reference Perform Span Calibration, see next page Page 26 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
= 0 span deviation accepted initial span count = #### Record this value for future reference Remove the test weight when the Span calibration is complete. successful entry into run, display rate 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 27...
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= totalizer 2 totaling L = load 3 = parameter alert, S = speed zero and span calibration required Keypad access initiate initiate scroll PROGRAM span zero display mode Page 28 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
If a speed sensor is connected, the speed constant (P015) is automatically adjusted. The display speed (used in the rate computation) now equals the actual speed. Record the new value in Appendices/Program Record. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 29...
Recalibration requirements are highly dependent upon the severity of the application. Perform frequent checks initially, then as time and experience dictate, the frequency of these checks may be reduced. Record deviations for reference. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 31...
If the operator deems this deviation to be acceptable, set P377 to 1 to invoke an initial zero calibration. Further deviation limits are now based on this new initial zero. Page 32 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
18 for parameter selection and value change. select P377 invoke initial zero, enter 1 current zero count zero calculation frequency count displayed zero deviation zero deviation accepted initial zero count = #### Perform Initial Span 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 33...
A record of the last valid zero count is required. Maneuvering Refer to on page 18 for parameter selection and value change. current zero count enter previously recorded zero count new zero count accepted Page 34 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
If the operator deems this deviation to be acceptable, set P388 to 1 to invoke an initial span calibration. Further deviations are now based on this new initial span. Note: Remove the test weight when the span calibration is complete. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 35...
A record of the last valid span count is required. Maneuvering Refer to on page 18 for parameter selection and value change. current span count enter previously recorded span count new span count accepted 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 37...
Error interrupts are suppressed and the bar graph is disabled. If the PROGRAM mode is left idle for a period of ten minutes, it automatically reverts to the RUN mode. Page 42 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
The BW100 LCD provides a bar graph as a function of analog output. It displays the mA value as percentage of the mA range. Parameter P911 The mA output value can be tested using parameter P911. Refer to page 62. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 43...
Example: P014 = 2m/s, design speed P100 = 3, belt speed P101 = 100% (2m/s) high 100% 2 m/s actual OFF actual ON 0.4 m/s alarm ON is with relay de-energized Page 44 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
1 and 2, or totalizer 2 independently. • keypad: pressing simultaneously while in the RUN mode resets internal totalizer 1, as well as the internal counts for both remote totalizers. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 45...
(refer to page 44). The E9 error is cleared after five seconds. If material feed resumes during an auto zero function, the totalizing function is maintained. Page 46 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
Each data field of a BW100 message contains one or more bytes of ASCII binary code. + 20 mA Each byte contains: » 8 data bits » no parity bit » 1 stop bit – 20 mA 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 47...
Message requests must be transmitted from the host to the BW100 in the following format. som DEVICE MT eom Example: Data ASCII Example Field Character Description start of message DEVICE for BW100 # 1 material flow rate request end of message Page 48 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
DEVICE MT READING UNITS eom Example: Data ASCII Example Field Character Description start of message DEVICE from BW100 # 1 material total response READING 129.2 is 129.2 UNITS metric tonnes end of message 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 49...
LT = 2240 lb. T = 2000 lb. P011 Design Rate Specifies the design rate of material flow for the belt scale. Enter the design rate from the supplied design data sheet Page 50 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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= speed sensor pulses per revolution* pulley circumference (m or ft)/ revolution * refer to speed sensor nameplate or consult Siemens Milltronics or their agent. Note: Common speed sensor pulses per revolution: RBSS - 150.4 pulses/meter (45.8 pulses/ft.) TASS - 9.947 pulses/meter (3.03 pulses/ft.)
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Sets the display mode. Normally, the display shows rate, or the last manually selected function. If set to alternating, the display alternates between rate and totalizer (1 and/or 2, as programmed by P647). Entry: 0 = normal 1 = alternating Page 52 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
Enter the value in % of full scale End of relay/alarm parameters. mA Output Parameters (P200 - P220) Note: These parameters are specific to the use of the mA output. Refer to Operation on page 42 for details. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 53...
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The greater the damping value, the slower the response. If the value is 0, the mA output assumes the damping set in P080. Enter the damping value, range 0 - 9999 End of mA output parameters. Page 54 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
The cumulative days that the application device has been in service. The time is recorded once daily in a non-resetable counter. Periods of less than 24 hr. are not recorded, nor accumulated. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 55...
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Sets the zero calibration deviation limit from the last initial zero. If the accumulated deviation exceeds the limit, the zero calibration is aborted (E3). Entry: 0 = +/- 12.5% of initial zero 1 = +/- 2% of initial zero Page 56 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
0 = OFF 1 = ON P391 Linearizer, Point 1 Enter the load, in units of P017, for point 1 P392 Compensation, Point 1 Enter the calculated compensation, in percent, for compensation point 1 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 57...
This parameter sets the limit, in percent of design rate, below which material rates are not totalized. The value of 0 is reserved to allow both negative and positive totalization. Enter drop out value in % of design rate. Page 58 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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Selects the totalizer combination to be displayed, either manually through the scroll display key or automatically by control of the display mode (P081). Entry: 1 = totalizer 1 2 = totalizer 2 3 = totalizers 1 and 2 Page 60 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
1 = bipolar current loop 2 = infrared link 3 = maintenance P761 Identification Number Sets the identification number for the unit. Enter the desired identification number, range 0 - 15. End of communication parameters. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 61...
Upon returning to the RUN mode, the parameter assumes the actual mA output level. P940 Load Cell A, mV Displays the mV signal input from the load cell. Range 0.00 - 60.00 mV. Page 62 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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Displays the value of the design load, which corresponds to the full scale value for alarm and mA output functions. The design load is calculated, based on the design rate and design speed. End of test and diagnostic parameters. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 63...
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P999 Master Reset Resets parameters and totalizers to their factory setting. Page 64 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
100% of design load E12 (factoring) (P952). Replace test weight with a heavier or lighter weight and try factoring again. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 65...
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It is not a conclusive test, since even with incorrect wiring, the resulting input from the load cell may be within a valid range. Page 66 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
Direct zero entry (P367) and direct span entry (P368) will suffice in lieu of dynamic zero and span calibrations. Therefore, zero and span counts should be recorded prior to doing the software update. 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 67...
P390 Linearization P391 Linearizer Point 1 P393 Linearizer Point 2 P395 Linearizer Point 3 P940 Load Cell A, mV in P941 Load Cell B, mV in P295 Load Cell Balance P000 Lock Page 68 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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Totalizer 2 Resolution, Internal P647 Totalizer Display P619 Totalizer Drop out P648 Totalizer Reset, Internal P005 Units P942 V/F Converter, V in P943 V/F Converter, f out P950 Zero Register P370 Zero Limit 7ML19985DJ01 Milltronics BW100 - INSTRUCTION MANUAL Page 69...
P368 Direct Span P370 Zero Limit P390 Linearization P391 Linearizer, Point 1 P392 Compensation, Point 1 P393 Linearizer, Point 2 P394 Compensation, Point 2 P395 Linearizer, Point 3 P396 Compensation, Point 3 Page 70 Milltronics BW100 - INSTRUCTION MANUAL 7ML19985DJ01...
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P644 Total 2 Closure, Ext P647 Totalizer Display P648 Totalizer Reset, Int P751 Baud Rate P760 Communication Mode P761 Identification Number P900 Software Rev.# P949 Diagnostic Errors P950 Zero Register P951 Span Register P952 Design Load 7ML19985DJ01 Milltronics BW100 – INSTRUCTION MANUAL Page 71...