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Intelligent UFM-B, Maintenance Manual, Page: 1 / 43

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A Higher Level of Precision…

A Higher Level of Performance

UFM-B UFM-F UFM-L NTEP Bench Scales

Maintenance Manual

Summary of Contents for UFM-B

Page 1: ...A Higher Level of Precision A Higher Level of Performance UFM B UFM F UFM L NTEP Bench Scales Maintenance Manual...

Page 2: ...ELECTRICAL CONNECTION 2 3 GENERAL SPECIFICATIONS 2 4 INTERNAL SETTINGS AND CALIBRATION METHODS 3 TROUBLE SHOOTING 3 1 TROUBLE SHOOTING LOOP 3 2 PARTS AND COMPONENTS TROUBLE SHOOTING 4 ELECTRICAL CIRCU...

Page 3: ...t is necessary to go through all tests and procedures to ensure the indicator meets all the meteorological and approval requirements Features of the UFM series 1 Designed to meet NTEP MEASUREMENT CANA...

Page 4: ...rtion to the load applied It is amplified and digitized continuously by the A D converter into a digital signal Subsequently the resulting count is processed and managed by the CPU The CPU refers to t...

Page 5: ...UT OF ELECTRICAL CONNECTION RECHARGEABLE BATTERY 6V 4Ah LOAD CELL 5 PIN CONNECOTR MAIN BOARD FM 12 X J4 J3 PLATFORM INDICATOR E E S S BAT DC IN J6 PRINTER D SUB 25 FEMALE J2 RS232 RS232C 1B1 RS 232 BO...

Page 6: ...S have been shorted internally BAUD RATE 4800 9600 DEFAULT 19200 Protocol N81 DEFAULT E71 Code ASCII Data output Continuous DEFAULT or M MC key Press M to output a reading of individual transaction Pr...

Page 7: ...6 2 2 3 Parallel Printer Interface D SUB 25 pin PIN ASSIGNMENT PIN NUMBER ASSIGNMENT PIN NUMBER ASSIGNMENT 1 STROBE 7 D5 2 D0 8 D6 3 D1 9 D7 4 D2 11 BUSY 5 D3 25 GND 6 D4...

Page 8: ...N 2 3 1 Overall View UFM SERIES Indicator Dimension UFM B 250 W x 80 D mm x 150 H UFM F L 250 W x 130 D mm x 150 H Overall Dimension UFM B 330 W x 450 D x 750 H mm UFM F 420 W x 520 D x 880 H mm UFM L...

Page 9: ...600 600kg 1200lb 0 1kg 0 2lb 500 x 600mm Class III Maximum Tare Range Full Tare Range Subtractive Power on Zero Range 10 Max Manual Zero Range 2 Max Minimum Load 20e Operation Environment 0o 40o C 32o...

Page 10: ...gment checking 3 F3 Span value reading Configuration Setup 4 F4 Auto power off setting 5 F5 RS 232 transmission setting 6 F6 Average function setting 7 F7 Data output setting 8 F8 Printout format sett...

Page 11: ...apacity will be allowed for a maximum of 1 30000 The indicator also provides option for dual intervals when set TO ENTER FUNCTION a Refer to the 2 4 1 on how to enter F3 b Press MODE to select tYPE NT...

Page 12: ...or to the next digit The default value is 50 of the capacity set in CAP2 b The graduation also must be set to validate the change c Press MODE to save and complete the setup NOTE 1 You must reset capa...

Page 13: ...e the AVERAGE FUNCTION select FiLt 0 To employ the AVERAGE FUNCTION select FiLt 1 c Press TARE to save and return to other function 2 4 8 Data Output Setting F7 a Refer to the 2 4 1 on how to enter F7...

Page 14: ...Scale was calibrated according to the value stored a Refer to the 2 4 1 on how to enter F20 b Use MODE to shift to next digit and use ON ZERO to increase the value c Press and hold MODE to save or TA...

Page 15: ...capacity k Press MODE when display is flashing to complete the calibration procedure AUTO CALIBRATION a Turn indicator off b Press and hold MODE then press ON OFF c Indicator displays CAL _1 d Press M...

Page 16: ...calibrating the scale in lb please refer to the following steps a Enable the metric imperial weighing unit conversion in F3 b Press MODE to change the weighing unit to lb when scale is on c Repeat the...

Page 17: ...SCALE CHECK PLATFORM STOPS LOAD CELL OFFSET VALUE 3 TROUBLE SHOOTING 3 1 TROUBLE SHOOTING LOOP POWER ON COUNT DOWN NO DISPLAY DISPLAY RANDOM FIGURE CHECK POWER SUPPLY CPU LCD KEYBOARD CHECK CPU LCD L...

Page 18: ...Battery 6V 4Ah or AC adaptor 9V 500mA 2 5V power drives digital circuit system U11 AIC 1722 5 0 is a 5volts Voltage Regulator 3 5V power drives analog circuit system U4 AS2950A is a 5 volts Voltage Re...

Page 19: ...ure that the platform does not interfere with anything when weighing Check that the platform does not touch the upper no load and or lower full load overload stops 3 2 3 LCD Display Checking 3 2 3 1 C...

Page 20: ...ve checking procedures the trouble can be caused by the loadcell or the PCB itself Replace with a new one will help to identify the defective part Following the replacement of any parts it is importan...

Page 21: ...20 4 ELECTRICAL CIRCUITRY 4 1 SCHEMATICS...

Page 22: ...21...

Page 23: ...22...

Page 24: ...23 4 2 PCB LAYOUT FM 12 1 TOP LAYER FM 12 1 BOTTOM LAYER...

Page 25: ...24 FM 12 1 TOP OVERLAY FM 12 1 BOTTOM OVERLAY...

Page 26: ...3 5 2 1 A6000120950 ADAPTOR US TYPE 120V 9V 500mA UL APPROVED 1 G0001NBS100 PILLAR SWIVEL NBS SERIES 1 G0001NBS101 SWIVEL TENON NBS SERIES 1 A0906000220 DC JACK SCD 022 BLACK 1 A1207050471 CABLE 5PIN...

Page 27: ...9V 500mA UL APPROVED 1 A0906000210 DC JACK SCD 021 BLACK 1 A0004600410 LOAD CELL 263 100KG 1 UFM F 60 A0004600415 LOAD CELL 263 150KG 1 UFM F 120 A0004600450 LOAD CELL 263 500KG 1 UFM F 300 A09056005...

Page 28: ...0004600475 LOAD CELL 263 750KG 1 UFM L 600 A0905600501 CONNECTOR PLT 165 P 1 F0002FW0010 S S PLATTER FW SERIES 500 600 1 2t 1 F0100FW0015 ALUMINUM UPPER PLATFORM BASE PF4 SERIES 610 510 62 1 F0100FW00...

Page 29: ...47 50 52 54 61 A0804041503 METAL FILM RESISTOR 150K 1 4W 1 R26 A0804045003 METAL FILM RESISTOR 500K 1 4W 1 R27 A0805020120 CARBON FILM RESISTOR 1 2 1 2W 1 R51 A0805021101 CARBON FILM RESISTOR 100 1 2...

Page 30: ...ISTOR 1 5K 1 4W 1 R12 A0803043001 METAL FILM RESISTOR 3K 1 4W 1 R11 A0803041500 METAL FILM RESISTOR 150 1 4W 1 R9 SPAN A0804044701 METAL FILM RESISTOR 4 7K 1 4W 4 R3 6 A0805041101 CARBON FILM RESISTOR...

Page 31: ...30 RS232 OPTION A0901010040 CONNECTOR 4 PIN WAFER 1 J2 E1HBW100000 P C B KIT HBW SERIES RS232C 1B1 1...

Page 32: ...31 5 APPENDIX...

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Page 40: ...39 APPROVED NO DRAWING NO UFM M 01 A REV 1 DWG NAME UFM B SERIES SEALING DIAGRAM UFM B SERIES SEALING DIAGRAM SEALING POSITION...

Page 41: ...40 APPROVED NO DRAWING NO UFM M 02 A REV 1 DWG NAME UFM F L SERIES SEALING DIAGRAM UFM F L SERIES SEALING DIAGRAM SEALING POSITION...

Page 42: ...M NAME PLATE UFM SERIES 21 2 Z0011000412 SCREW M4 0 7P 12L FLAT HEAD 22 1 A0906000220 D C JACK SCD 022 BLACK 23 1 A1600060300 RECHARGEABLE BATTERY GP3 6 6V 3AH 24 1 F0007NBS102 BATTERY CLAMP NBS SERIE...

Page 43: ...6 1P 12L 19 1 Z0013001220 SCREW M12 1 75P 20L 20 4 Z0014000620 SCREW M6 1P 20L 21 4 Z0040001006 WASHER M6 OR 1 4 22 1 F0004FW0000 PILLAR FW SERIES 70cm 23 1 A0905600501 CONNECTOR PLT 165 P 24 1 A09056...

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