Bongshin BS-205 Operation Manuals

Bongshin BS-205 Operation Manuals

Digital indicator
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Summary of Contents for Bongshin BS-205

  • Page 3 In order to obtain the highest performance of your BS-205, thoroughly read this manual before use. ■ Place the indicator on a flat and stable surface.
  • Page 4 ■ Appropriate for weight and measurement system. ■ 24 bit Sigma-Delta A/D converter for high accuracy. ■ Simple full digital calibration. ■ Simulative (mV/V memory) or live load calibration. ■ Watchdog circuitry (system restoration) ■ Weight Back-up (power on actual weight) ■...
  • Page 5 0 mV ~ ±20 mV 0.01% F.S. max. 1/20,000 0.5μV/Digit (min.) Zero : ±0.1 μV/℃ RTI max. Span : 10ppm/℃ max. DC 5V ±5%, 60㎃ up to 4 x 350 ohm load cells ±0.3 μV p.p or less 10 ㏁ (Min.) 24bit Sigma-Delta system Approximately 200,000 counts 50 times/sec...
  • Page 6 ± AC 110, 220V 10%, 50/60Hz 10 VA 10 year -10℃~+50℃ 85% Rh Max. 96(W) x 48(H) x 136(D) 530 g Relay 3CH Output – Serial Interface : RS-232C – Serial Interface : RS-422 – Serial Interface : RS-485 – Analog Output : DC 0 ~10 V –...
  • Page 7 BONGSHIN Dimensions for cutting panel To mount the BS-205 to the panel, remove its fittings and insert it through the hole in the front of the panel. From the back of the panel, fix the product to the panel with the fittings.
  • Page 8 High Precision DIGITAL INDICATOR HOLD ZERO STABLE BONGSHIN : It will lamp when 1step control works. Indicates the result of judgment and turns on if the measured value < LO judgment value. : It will lamp when 2step control works.
  • Page 9 1) Pressing the increments and mode keys together changes to the parameter setting mode. 2) Returns to the measurement mode.(ESC) 3) Selects the item to be set. 1) Holding down the increment key for about two second moves to the peak hold & instant mode. 2) Changes the value or content of a selected digit.
  • Page 10 OPTION INPUT RELAY OUTPUT ■ : It is a grounding terminal. Ground it to prevent an electric shock and a trouble of static electricity. ■ ± Use a stable power supply AC110/220V 10%, 50/60Hz - Set up voltage AC220V Connect power supply to terminals No.13(L) and No.14(N). Pin No.
  • Page 11 ■ : Please connect the indicator connector with the wire of load cell according to the color. Pin no. Signal name Contents SIG- (Blue) Load cell output (-) SIG+ (Green) Load cell output (+) EXC- (White) Load cell Input Voltage (-) EXC+ (Red) Load cell Input Voltage (+) SHIELD...
  • Page 12 : COM1, ZERO, HOLD This key is to control a equipment from the outside . Please connect between COM terminal and each input terminal . Because the power of input terminal was connected with 12V voltage From the inside. * An electric current is about 10mA. * Please make the minimum time to input a data with over 50msec.
  • Page 13 ■ : COM2, HI(L3), OK(L2), LO(L1) 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 Pin No.
  • Page 14 ■ : Analog output (0~10V, 4~20mA) & Serial communication (RS-232C, RS-422/485) option. Analog output (0~10V, 4~20mA) option Pin No. Name Description V-OUT Voltage output terminal (0 to 10V) Common terminal for analog output. Common terminal for analog output. A-OUT Current output terminal (4 to 20mA) Serial output (RS-232C) option Pin No.
  • Page 15 ▶ ▶ 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. (It was setted with AC220V at the first) ○...
  • Page 16 ③ AC 220V change AC 110V change...
  • Page 17 Default Indication Name Setup options value Calibration data Load cell LC.CAL Rated output 1 mV/V ~3 mV/V 2.0000 Maximum SCALE 0~99999 10000 Capacity set Span weight At.CAL 0~99999 20000 Function data Display Mode biP (+/- display)/ uniP (+ display) Decimal dP.2 0(0)/1(0.0)/2(0.00)/3(0.000)/4(0.0000) Point set...
  • Page 18 Analog output HI dA.HI 0~99999 10000 indication setup Default Indication Name Setup options value Comparator data L1 HI side rLY.1H judgment -9999 ~ 99999 10000 value setup L1 LO side rLY.1L judgment -9999 ~ 99999 10000 value setup L1 Relay r1H.on r1H.on /r1L.on/ r1r.on r1H.on...
  • Page 19 1-1 Load cell rated output set (LC.CAL) ․ Set the rated output value(mV/V value) for the strain gauge sensor. ․ The setting rage of the rated output value for strain gauge sensor is 0.1 to 3.0 mV/V. 1-2 Maximum Capacity set (SCALE) ․...
  • Page 20 ․ Set it on the set-value select screen. ․ Setup items : 1, ,2, 5, 10, 25, 50 2-5 Zero Tracking set (Zt.oFF) ․ This function is provided to correct automatically the slow change of the zero point due to a change in the environment etc. When the indicated value is below the ZT width, the indicated value is set to “0”...
  • Page 21 3-2 Baud rate setup (Id.0) ․ To enable the communication mode, proper baud rate should be set within r1200~r3840, in which r1920 means 19200bps and r3840 means 38400bps. ․ Setup items : 1200, 2400, 4800, 9600, 1920(19200), 3840(38400) 3-3 Communication mode setup (Rc.on) ․...
  • Page 22 The digital zero function zeros the indication given at an arbitrary timing. Thereafter, the function shows the amount of change from the point of zeroing. However, this function serves as an indication resetting function for a frequency measuring unit. Thus, the digital zero function can be used to reset the indication when there is no input signal at all.
  • Page 23 Actual load calibration means that calibration is carried out by applying actually measured pressure to a sensor such as a load cell connected to the meter. Pressing the key while pressing the and actual load calibration mode. (CAL MODE) CAL 1 : Zero Calibration CAL 2 : Rated Output set CAL 3 : Maximum Capacity set CAL 4 : Setting Weight &...
  • Page 24 ① Press the increment key, and enter key together during measurement. (Digital zero) ② Press the increment key, and mode key together during measurement. ③ Press the enter change to the equivalent calibration mode. ④ Press the shift key (change digit) and increment key (change numeric value) to set load cell rated output.
  • Page 25 Equivalent calibration means that calibration is carried out according to the ratings (specifications) of such a sensor as a load cell. It is not necessary to connect the sensor or to apply pressure to the sensor. Set the rated value for the strain gauge sensor and the indicated value at the time. Equivalent calibration can be performed only by setting the rated output(mV/V) of the strain gauge sensor and the indicated value at the time, without actual load.
  • Page 26 ① Press the increment key, and enter key together measurement. (Digital zero) ② Press the increment key, and mode key together during measurement. ③ Press the enter change to the equivalent calibration mode. ④ Press the shift key (change digit) and increment key (change numeric value) to set load cell rated output.
  • Page 27 Pressing the key while pressing the and equivalent calibration mode. (Comparator MODE) Conditions for comparison Judgment result Indicated value > Upper limit judgment value Lower limit judgment value ≦ Indicated value ≦ Upper limit judgment value Lower limit judgment value > Indicated value...
  • Page 28 ① Press the shift key, and mode key together during measurement. ② Press the enter key to change to the relay 1 High setup mode. ③ Press the shift key (change digit) and increment key (change numeric value) to set relay 1 High output.
  • Page 30 Indication Setup options Relay mode (r1H.on /r1L.on/ r1r.on) The r1H.on mode means the relay 1 motion mode, in which the load within the limits will activate a relay on and the load beyond the limits will activate a relay off. Relay OFF Relay ON r1H.on...
  • Page 31 High Precision DIGITAL INDICATOR HOLD ZERO STABLE No used (Hold off) BONGSHIN - Peak HOLD - The peak hold function retains one of the maximum values and provides output for that value. Selection from these values is made using the hold function data.
  • Page 32 BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE BONGSHIN KEY HOLD Press the “Increment” key for about 1.5 second. External HOLD Controls The hold function is enabled by short circuiting the HOLD and COM1 terminals or setting both terminals to the same voltage level.
  • Page 33 Protect others. BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE BONGSHIN = Key LOCK or Key LOCK clear mode Press the shift key and enter keys together during measurement. BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO...
  • Page 34 OPTION Pin No. Name Description RS-232C reception RS-232C transmission Common terminal for communications Do not connect this terminal Condition data (Serial interface option) Equipment Id.0 0 ~15 ID setup Baud rate 1200/2400/4800/9600/1920(19200)/ r.9600 9600 setup 3840(38400) Communica- Rc.on ON(Data is required)/OFF(Stream mode) tion mode ■...
  • Page 35 The below describe an example on the settings for communication between an indicator and a PC assuming that current display is 32.567 and the ID of a indicator is 5. 1) Transfer the current display from host PC Byte 1 (Indicator ID) Byte 2 R(52H) Response from Indicator...
  • Page 36 ○ Receive Data 3 ○ ○ Chassis Ground ○ Carrier Detect RS-232C port of ○ Data Terminal Ready BS-205 ○ Data Set Ready ○ Request to Send ○ Clear to Send 9 pin serial port of computer 1 ○ ○...
  • Page 37 - 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 38 The BS-205 series of unit meters can output an analog signal for an indicated value.(when the meter is equipped with an analog output unit) The analog output of the BS-205 series allows for arbitrary output scaling. This scaling can be achieved by setting the indication value for an output of the maximum scale value(10V for 0~10V output range) in the dA.HI parameter of the...
  • Page 39 Condition data (Analog output option) BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE Analog output LO 0~99999 00000 indication setup BONGSHIN BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE Analog output HI 0~99999 10000 indication setup...
  • Page 40 The BS-205 series of unit meters can output an analog signal for an indicated value.(when the meter is equipped with an analog output unit) The analog output of the BS-205 series allows for arbitrary output scaling. This scaling can be achieved by setting the indication value for an output of the maximum scale value(20mA for 4~20mA output range) in the dA.HI parameter of...
  • Page 41 Condition data (Analog output option) BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE Analog output LO 0~99999 00000 indication setup BONGSHIN BS - 205 High Precision DIGITAL INDICATOR HOLD ZERO STABLE Analog output HI 0~99999 10000 indication setup...
  • Page 42 ERROR CAUSE Reference. Checking for Input, Input resistance Load cell damage Output of load cell. : about 1130Ω Waving a weight Insulation Resistance Value. Output resistance Value. resistance : about 1000Ω badness of load cell. Checking Insulation Insulation Weighing part error Resistance value of Resistance Load cell.
  • Page 43 The warranty period shall be one year from the date of delivery. Any failure that arises during this period and the cause thereof is judged to be obviously attributable to BONGSHIN LOADCELL CO., LTD. Shall be remedied at no cost.

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