Bongshin BS-7300XL Operational Manual
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Bongshin BS-7300XL Operational Manual

Digital weighing indicator
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Summary of Contents for Bongshin BS-7300XL

  • Page 3 Thank you very much for your purchasing BONGSHIN Digital Weighing Indicator of BS-7300XL. This Instruction Manual will lead you to use BS-7300XL with top reliability, High speed, high accuracy. BS-7300XL is Digital Weighing Indicator amplifying the analog output from a...
  • Page 4 Please keep the following using conditions certainly ■ EARTH To avoid an electric error such as a noises in your production line It should be earthed before installation certainly. Specially it will be safety to divide the power of Indicator into a load cell. ■...
  • Page 5 - 24bit sigma-delta A/D converter for high accuracy Easy - Full digital calibration - Simulative(mV/V memory) or live load calibration - Peak hold and remote auto zero, tare - High brightness LED display - A compact Appearance by DIN regulations ( DIN 193 x 96 Panel system ) - Easy to preset, change, confirm the weight value by the numeral key.
  • Page 6 DC 10V ±5%, 300㎃ up to 8 x 350ohm load cells 0.3 μV/D Within 0.01% F.S. -1㎷ ~ 34㎷ Max. 34㎷ Min. 5㎷ Zero drift : ±0.2 μV/℃ RTI max. Span drift : 20ppm/℃ max. ±0.3 μV p.p or less 10 ㏁...
  • Page 7 ± AC 110/220V 10%, 50/60Hz 20 VA 10 year -10℃~+40℃ (+14℉ ~ +104℉ ) 85% Rh Max. 193(W) x 162(D) x 96(H) 2.5 kg Serial Interface : RS-232C – Serial Interface : RS-422, 485 – Serial Interface : Current Loop –...
  • Page 9 Weight is Display. * The Key operating can be permitted or prohibited by dip switch. * When pushing the key, it sounds "OK". * Each Key works either a single function or compound functions. A compound function key will be a command key when it push first and According to the command key, the fixed value works its function, The key to finish a input data is ENTER Key.
  • Page 10 CALB mode : Simulative calibration or Number 1 LOCK mode : Number 1 or Analog output weight value Set L1 range CALB mode : Live calibration or Number 1 LOCK mode : Number 2 Set L2 range CALB mode : ZERO or Number 3 LOCK mode : ZERO or Number 3 Set L3 range CALB mode : Digital Filter Condition or Number 4...
  • Page 11 CALB mode : Serial Interface Condition or Number 8 LOCK mode : Fall Range Setting or Number 8 CALB mode : Zero Tracking or Number 9 LOCK mode : Printer or Number 9 CALB mode : Decimal point setting or Number 0 LOCK mode : Number 0 Set EMPTY range CALB mode : Data Input Cancel or SAVE...
  • Page 12 ■ : Power ON, OFF switch It will be safe to use it after 10minuate for a precise measurements. ■ : Available to change AC110/220V with multiple. Before setting up, please confirm the power voltage. Please change the connect terminal of 110V/220V after opening the cover If you need to change.
  • Page 13 EXC+ EXC- (White) SIG+ SIG- SIG- (Blue) SIG+ (Green) EXC- EXC+ (Red) SHIELD The wire color of load cell according to a manufactures. EXC- SIG- SIG+ EXC+ SHIELD CAS, TMI, AND WHITE BLUE GREEN SHIELD BLACK WHITE GREEN YELLOW INTERFACE BLACK WHITE GREEN...
  • Page 14 ■ : COM1, EMPTY, L 1, L 2, L 3, L4 Connect between COM terminal and OUTPUT terminal With the earth of no electric power. Please use the output data For a signal only, don’t use it for working. Max earth capacity : AC250V / 0.5A : COM2, STOP, START, ZERO This key is to control a equipment from the outside .
  • Page 15 ■ : CALIBRATION & LOCK mode SW 1 ON (Down) : Shift to lock mode. (weighing mode) SW 1 OFF (Up) : Shift to calibration mode. : Not used ■ Serial Interface : RS-232C – Serial Interface : RS-422 – Serial Interface : Current Loop ■...
  • Page 16 ☞ GENEANL RULES - Avoid sudden Collision, vibration, temperature, water, wind - Use a stable power supply 110V/220V ± 10% 50/60Hz Set up voltage 220V (Adjust the power voltage because the choice terminal of power is inside.) - Connect and power off the switch when connecting the external equipments.
  • Page 17 ▣ What is Calibration? Calibration is to adjust max weight, minimum division, decimal point displayed to Indicator. To the actual weight worked by load cell. ☞ It should calibrated certainly when load cell or indicator will be changed. ▣ what is span adjustment. Span adjustment is to make the display value from "0"...
  • Page 18 : CALIBRATION mode SW 1 OFF (Up) : Shift to calibration mode. - Function : Range → 1~ 8 A step to set up a division value. Also this value will be displayed as 1-2-5-10-20-50-100 by each key. So, it will be go to the next step recording the position. Display Description 0.001Kg (Decimal point: 3)
  • Page 19 ☞ REF 1.The minimum division means the value of one division. ☞ REF 2. External resolution is obtained by division the min. division by the maximum capacity. Set the resolution to be within 1/10,000. - Function : Range → 1 ~ 99,900kg A step to set up max.
  • Page 20 Display Description xx.xxx xx.xxx xx.xxx Full Capacity Value Input (xxxxx) x.xxxx Load Cell Rated Output x.xxxx mV/V Value Input (xxxxx) 0.000 ☞ REF 1. The maximum capacity means the maximum weight that scale can measure. ☞ REF 2. A data sheet is attached to a strain-gage sensor at the time of purchase.
  • Page 21 Display Description 1 : Less vibration 9 : Much vibration 0.000 - Function : Range → 0~ 4 Display Description 0 (10 ) : 0 1 (10 ) : 0.0 2 (10 ) : 0.00 3 (10 ) : 0.000 0.000 4 (10 ) : 0.0000...
  • Page 22 - Function : A step to check the zero conditions of Indicator. After appearing "ZEro", please push ENTER key. Please do it as the zero adjustment instruction. Display Description Unload the tray and press “ENTER” key Under zero calibration ZEro Zero calibration is completed.
  • Page 23 (Notice) If indicator is unmatched with load cell capacity or span standard weight, indicator will display error message . This value of span standard weight must be equal to full capacity, or over 10% of full capacity. ( In case of less 1/5,000 resolution ,the value of standard weight must be over 10% of full capacity at least.) ( In case of over 1/5,000 resolution ,the value of standard weight must be over 20% of full capacity at least.)
  • Page 24 - Function : Range → 0 or 8 Two kinds of way of input set point are available. This key is used for sum of unit weight and relay mode or numeric key "5" . Press the "5" key, appear the "x" on the unit display part. Display Description 0 : No relay output signal...
  • Page 25 Relay Out Relay ON EMPTY(LO) Relay OFF --- setting --- EMPTY -- L1 ----- 100 L2 ----- 200 L3 ----- 300 (Finish) L4 --- Finish Weight Display 2sec 300 2sec Relay Out Relay ON EMPTY(LO) Relay OFF --- setting --- EMPTY -- L1 ----- 100 L2 ----- 200...
  • Page 26 Relay Out AUTO STOP STOP MANUAL START START EMPTY(LO) Relay ON Relay OFF L3(100%) L2(90%) --- setting --- EMPTY -- L1(Full) L1 ----- 200 L2 ----- 100% Discharge L3 ----- 100 90% Discharge Discharge Charge 100 110 Relay Out Relay ON EMPTY(LO) Relay OFF L1(under)
  • Page 27 Relay Out AUTO STOP STOP MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1) L2(Bin2) --- setting --- EMPTY -- L3(Bin3) L1 ----- 100 L2 ----- 100 L4(Finish) L3 ----- 100 2sec L4 --- Finish Weight Display Relay Out AUTO STOP STOP MANUAL START START...
  • Page 28 Relay Out MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1) L2(Bin2) --- setting --- EMPTY -- L3(Bin3) L1 ----- 100 L2 ----- 100 L4(Finish) L3 ----- 100 2sec L4 --- Finish Weight Display Relay Out MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1)
  • Page 29 - Function : The "SAVE" message is displayed in 8 step, all span adjustment is end. Span calibration is completed. Display Description SAVE Store and move into next menu SAVE Proc 0.000 - Function : The indicator will enter into user's weighing mode. : LOCK mode SW 1 ON (Down) : Shift to lock mode.
  • Page 30 ▣ What is Simulation Calibration? Calibration is performed for matching the BS-7300 to a strain-gage sensor. The following two type of calibration are available for the BS- 7300. ▣ Equivalent input Calibration. Calibration is performed without an actual load by entering the rated output value (mV/V) and the capacity (to be indicated) of the strain- gage sensor by the keys.
  • Page 31 : CALIBRATION mode SW 1 OFF (Up) : Shift to calibration mode. - Function : Range → 1~ 8 A step to set up a division value. Also this value will be displayed as 1-2-5-10-20-50-100 by each key. So, it will be go to the next step recording the position. Display Description 0.001Kg (Decimal point: 3)
  • Page 32 ☞ REF 1.The minimum division means the value of one division. ☞ REF 2. External resolution is obtained by division the min. division by the maximum capacity. Set the resolution to be within 1/10,000. - Function : Range → 0~ 4 Display Description 0 (10...
  • Page 33 - Function : Range → 1.0000 mV/V ~ 3.0000 mV/V The display discretion number "2.0000" (rated output 5figure) Please input the value of standard weight for span adjustment by numeric key. How to input is to push ENTER key after inputting discretion number. Display Description xx.xxx...
  • Page 34 - Function : A step to check the zero conditions of Indicator. After appearing "ZEro", please push ENTER key. Please do it as the zero adjustment instruction. Display Description Unload the tray and press “ENTER” key Under zero calibration ZEro Zero calibration is completed.
  • Page 35 Display Description 1 : Less vibration 9 : Much vibration 0.000...
  • Page 36 - Function : Range → 0 or 8 Two kinds of way of input set point are available. This key is used for sum of unit weight and relay mode or numeric key "5" . Press the "5" key, appear the "x" on the unit display part. Display Description 0 : No relay output signal...
  • Page 37 Relay Out Relay ON EMPTY(LO) Relay OFF --- setting --- EMPTY -- L1 ----- 100 L2 ----- 200 L3 ----- 300 (Finish) L4 --- Finish Weight Display 2sec 300 2sec Relay Out Relay ON EMPTY(LO) Relay OFF --- setting --- EMPTY -- L1 ----- 100 L2 ----- 200...
  • Page 38 Relay Out AUTO STOP STOP MANUAL START START EMPTY(LO) Relay ON Relay OFF L3(100%) L2(90%) --- setting --- EMPTY -- L1(Full) L1 ----- 200 L2 ----- 100% Discharge L3 ----- 100 90% Discharge Discharge Charge 100 110 Relay Out Relay ON EMPTY(LO) Relay OFF L1(under)
  • Page 39 Relay Out AUTO STOP STOP MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1) L2(Bin2) --- setting --- EMPTY -- L3(Bin3) L1 ----- 100 L2 ----- 100 L4(Finish) L3 ----- 100 2sec L4 --- Finish Weight Display Relay Out AUTO STOP STOP MANUAL START START...
  • Page 40 Relay Out MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1) L2(Bin2) --- setting --- EMPTY -- L3(Bin3) L1 ----- 100 L2 ----- 100 L4(Finish) L3 ----- 100 2sec L4 --- Finish Weight Display Relay Out MANUAL START START EMPTY(LO) Relay ON Relay OFF L1(Bin1)
  • Page 41 - Function : The "SAVE" message is displayed in 7 step, all span adjustment is end. Span calibration is completed. Display Description SAVE Store and move into next menu SAVE Proc 0.000 - Function : The indicator will enter into user's weighing mode. : LOCK mode SW 1 ON (Down) : Shift to lock mode.
  • Page 42 1 : Less vibration Adjust value according to the condition 9 : Much vibration how many times converted 0 : Fast display digital value read display. No motion Detection Condition 1 : Less vibration If weight change within given time is not bigger 19 : Much vibration than the SET range, stable condition is displayed..
  • Page 43 No data output On lock, every press the “9” key present weight transmission. Stream mode. Present weight continuously transmission Transmit only in stable condition. When complete of weighing which is present weight send one time automatically. 0 : 0.5 sec Auto-zero tracking will...
  • Page 44 The "SAVE" message is displayed all span adjustment is end. Function calibration is completed. - Automatic tare weight input - Use container in weighing. Current weight is memorized as tare weight. If you press TARE key in unload condition, Tare setting is released automatically.
  • Page 45 - NET/GROSS Conversion - Use container in weight. TARE lamp off – gross weight TARE lamp on –net weight In case tare weight is registered, tare and item’s total weight is G. weight and only item’s weight is N. weight. Display Description xx.xxx...
  • Page 46 Display Description xx.xxx xx.xxx Relay L1 Value Input (xxxxx) 0.000 Display Description xx.xxx Relay L2 Value Input xx.xxx (xxxxx) 0.000...
  • Page 47 Display Description xx.xxx xx.xxx Relay L3 Value Input (xxxxx) 0.000 Display Description xx.xxx Relay L4 Value Input xx.xxx (xxxxx) 0.000...
  • Page 48 Display Description xx.xxx xx.xxx Relay L1 Fall Value Input (xxxxx) 0.000 ☞ REF 1. L1 RELAY SET VALUE - L1 RELAY FALL VALUE = L1 RELAY OUTPUT Display Description xx.xxx Relay L2 Fall Value Input xx.xxx (xxxxx) 0.000 ☞ REF 1. L2 RELAY SET VALUE – L2 RELAY FALL VALUE = L2 RELAY OUTPUT...
  • Page 49 Display Description xx.xxx xx.xxx Relay L3 Fall Value Input (xxxxx) 0.000 ☞ REF 1. L3 RELAY SET VALUE – L3 RELAY FALL VALUE = L3 RELAY OUTPUT Display Description xx.xxx Relay L4 Fall Value Input xx.xxx (xxxxx) 0.000 ☞ REF 1. L4 RELAY SET VALUE – L4 RELAY FALL VALUE = L4 RELAY OUTPUT...
  • Page 50 - PRINT - By pressing “PRINT” key, ”Print” message is displayed. Set in un-lock mode RS-232C interface “ 9 ” key : 1. The "SAVE" message is displayed all span adjustment is end. Function calibration is completed.
  • Page 51 No data output Press the “9” key present weight transmission. Stream mode. Transmit only in stable condition. ■ Type : EIA-RS-232C ■ Method : Full-Duplex , Asynchronous, Bi-direction ■ Baud rate : 9600bps ( Baud-Rate ) ■ Format : ① Data Bit 8 (NO Parity) ②...
  • Page 52 2 ○ ○ Transmit Data 3 ○ ○ Receive Data 1 ○ ○ Signal Ground ○ Request to Send ○ Clear to Send 9 pin port(Male) RS-232C port of ○ Data Set Ready BS-7220 ○ Carrier Detect ○ 20 Data Terminal Ready 25 pin port(Female) serial port of computer...
  • Page 53 ■ Basic Program 10 OPEN "COM1:9600,N,8,1” As #1 20 IF LOC(1) = 0 THEN 60 30 A$ = INPUT$(1,1) 40 PRINT A$ ; “ “; 50 GOTO 20 60 B$=INKEY$ : IF B$ = “ “ THEN 20 70 PRINT B$ ; “ “; 80 PRINT #1,B$;...
  • Page 54 ■ C Program #include <bios.h> #include <conio.h> #define COM1 #define DATA_READY 0×100 #define TRUE #define FALSE #define SETTINGS 0×E3 int main(void) int in, out, status, DONE = FALSE; bioscom(0, SETTINGS, COM1); cprintf(“…BIOSCOM [ESC] to exit …￦n”); while (!DONE) status = bioscom(3, 0, COM1); if (status &...
  • Page 55 - RS-422 is to transmit the signal by the power difference. Also, it is more safety rather other interface system for a electric noise. - Specially please use the cable with shield coax cable surely. - Recommended distance is under 1.2 km. - Both end side of a wire must be connected by the termination of 300Ω.
  • Page 56 20 mA 0 mA ■ Type : EIA-RS-232C ■ Method : Full-Duplex , Asynchronous, Bi-direction ■ Baud rate : 2400bps ( Baud-Rate ) ■ Format : ① Data Bit 8 (NO Parity) ② Start/Stop 1 bit ③ Parity Bit None ④...
  • Page 57 ⑤ Data for Number - 2B(H) “ ＋ ” : PLUS - 2D(H) “ － ” : MINUS - 2O(H) “ ” : SPACE -2E(H) “ . ” : Decimal Point ⑥ Unit - kｇ : Unit of kilogram ○ Current Loop(+) Current Loop(+) 9 ○...
  • Page 58 voltage output occurs proportionally voltage according to the size of a weight In 0V ~10V. ▣ SPECIFICATION output Voltage 0 ~ 10V DC out Precision Max 1/1000 Min Impedance Over 1 kΩ ▣ Analog Out Standard Weight Selecting. Analog max out value when weight setup. The indicator will enter into user's weighing mode.
  • Page 59 Display Description xx.xxx xx.xxx Analog max out value input xx.xxx (xxxxx) 0.000 ▣ Adjustment Display Description ZEro 0.000 0.000 ZERO VR adjustment xx.xxx xx.xxx xx.xxx GAIN VR adjustment 0.000...
  • Page 60 The "SAVE" message is displayed all span adjustment is end. Function calibration is completed. * The voltage out is to 0V when the weight is displayed 0 kg in indicator. * The voltage out is to 10V when the weight is displayed max. capacity in indicator.
  • Page 61 * The voltage output occurs proportionally the voltage according to the size of a weight In 4mA ~20mA. ▣ SPECIFICATION output Voltage 4 ~ 20 mA DC Current out Precision Max 1/1000 Min Impedance Under 500 Ω ▣ Analog Out Standard Weight Selecting. Analog max out value when weight setup.
  • Page 62 Display Description xx.xxx xx.xxx Analog max out value input xx.xxx (xxxxx) 0.000 ▣ Adjustment Display Description ZEro 0.000 0.000 ZERO VR adjustment xx.xxx xx.xxx xx.xxx GAIN VR adjustment 0.000...
  • Page 63 The "SAVE" message is displayed all span adjustment is end. Function calibration is completed. * How to calibrate for output rate between 4mA and 20mA. The current out is to 4 mA when the weight is displayed 0 kg in indicator. The current out is to 20 mA when the weight is displayed max.
  • Page 64 BCD OUTPUT POLARITY Positive Logic Ordering information Negative Logic ▣ Connected Pin drawing PIN NO S I G N A L PIN NO S I G N A L GROUND (GND) Hi : Net LOW : Gross 1×10 STABLE 2×10 4×10 8×10 1×10...
  • Page 65 ▶ And OUTPUT DATA will hold while HOLD INPUT ▶ Standard Accessory : Mating connector 57-30500(Ampheno1) Male 1 EA ▣ Weight Data Weight DATA BUSY ▣ Signal Logic Weight BCD DATA OUTPUT → Positive)/Negative . POLARITY OUTPUT → “ ― ” OVER →...
  • Page 66 ▶ OUTPUT CIRCUIT IS OPEN COLLECTOR TYPE ▶ If output demand TTL LEVEL ,insert full up - resistance to a board of BCD OPTION ▶ When inserting a full up resistance ,please change 5v ∼ 30V in 37,39 NO ▶ Resistance and Voltage . 5V = 1 kΩ...
  • Page 67 ERROR CAUSE Reference. Checking for Input, Input resistance Load cell damage Output of load cell. : about 420Ω Insulation Resistance Value. Output resistance Waving a weight resistance : about 350Ω Value. badness of load cell. Checking Insulation Insulation Weighing part error Resistance value of Resistance Load cell.

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