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Sewha SI 4500 Operation Manual

Digital weighing indicator
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DIGITAL WEIGHING INDICATOR
SI 4500
Digital Weighing Indicator
Model : SI 4500
Operation Manual
Version 3.11 (2009. 09)
- 1 -

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Summary of Contents for Sewha SI 4500

  • Page 1 DIGITAL WEIGHING INDICATOR SI 4500 Digital Weighing Indicator Model : SI 4500 Operation Manual Version 3.11 (2009. 09) - 1 -...
  • Page 2 DIGITAL WEIGHING INDICATOR SI 4500 CONTENTS 1. Before Installation 3 page --------------- 2. Introduction 4 page --------------- 3. Specification 5 page --------------- 4. Installation --------------- 11 page 4-1. External Dimension & Cutting Size --------------- 11 page 4-2. Assembly --------------- 11 page 4-3.
  • Page 3 DIGITAL WEIGHING INDICATOR SI 4500 1. BEFORE INSTALLATION 1-1. Caution / Warning Marks Warning This mark warns the possibility to arrive death or serious injury in case of wrongly used. Caution This mark cautions the possibility to arrive serious human body injury or product lose in case of wrongly used.
  • Page 4 Thank you for purchase this “SI 4500” Industrial Digital Weighing Controller. This “SI 4500” model is advanced model of “SI 3500”, with powerful communication performance. With 2ports serial port interfaces and precise weighing control system, you can upgrade your weighing process.
  • Page 5 DIGITAL WEIGHING INDICATOR SI 4500 3. SPECIFICATION 3-1. Analog Input & A/D Conversion 0.2㎶ / Digit Input Sensitivity DC 10V ( - 5V ~ + 5V ) Load Cell Excitation Max. Signal Input Voltage Max.32mV [Zero] ±16PPM/℃ [Span] ±3.5PPM/℃ Temperature Coefficient ±0.3㎶...
  • Page 6 DIGITAL WEIGHING INDICATOR SI 4500 3-4. Option Card Option No.1 Printer Interface : Centronics Parallel Analog Output (0~10V or 0~5V) Option No.2 Analog Output (4~20mA) Option No.3 Option No.4 Serial Interface : RS-232C / 422 / 485 BCD INPUT (P/N change purpose) Option No.5...
  • Page 7 If the Batch process is not initialized, the process will not activated. 1. To START or STOP weighing process. First input, SI 4500 Controller Starts weighing process, and Second input, SI 4500 Controller stops weighing process. Can set Max. 50kinds different “Mixing Formulas” with this key.
  • Page 8 DIGITAL WEIGHING INDICATOR SI 4500 Set each Bin’s PRE 1 set value with this key. PRE1 value set : PRE1 + Number key + Enter PRE1 value Check : Press PRE1 à Display during 5sec Set each Bin’s Free Fall value and control FINISH relay in advance.
  • Page 9 DIGITAL WEIGHING INDICATOR SI 4500 ※ Function Keys (Combined Key functions) Function Key Contents Print all P/Ns’ accumulated weighing count and weight. (Grand-Total Print) Print current P/N ’s accumulated weighing count and weight. (Sub-Total Print) Set Total No. of BIN, which will be used for current Batch process.
  • Page 10 DIGITAL WEIGHING INDICATOR SI 4500 3-6. Rear Panel ② ○ ○ ○ ○ ○ ○ ○ POWER AC IN - Power switch : Power on/off switch. Warning - Fuse : AC250V / 0.5A , φ5.25 , 20mm. - AC IN : Available Input AC 110V / 220V.
  • Page 11 DIGITAL WEIGHING INDICATOR SI 4500 4. INSTALLATION 4-1. External Dimension & Cutting Size (External Dimension) (unit : mm) 162.0 (Cutting Size) (unit : mm) 4-2. Installation Components Power Cable Communication Connector(D-SUB 9P) Load-cell Cable - 11 -...
  • Page 12 DIGITAL WEIGHING INDICATOR SI 4500 4-3. Load Cell Installation 4-2-1. Load Cell Connector Specification White Green Blue Shield 4-2-2. Load Cell Installation 1). You can connect Max. 8pcs of same capacity Load cells at once. (350Ω) 2). You have to make horizontal balance on the ground.
  • Page 13 DIGITAL WEIGHING INDICATOR SI 4500 4-3-3. Load Cell Wire Connection 1). Please connect Indicator’s connector and Load cell cable basis on each color. 2). It is possible to connect Max. 8pcs same capacity load cells with parallel. (350Ω) 3). LOAD CELL Connector Standard : N16 - 05 4).
  • Page 14 DIGITAL WEIGHING INDICATOR SI 4500 4-3-4. Formula to plan the precise weighing system This “SI 5010” weighing controller’s Max. input sensitivity is 0.2㎶ / Digit. And for precise weighing system, the following formula must be satisfied. Caution : “Input sensitivity” means Min. output voltage variation of weighing part to change 1digit. So, please do not make large input voltage to make reliable weighing system.
  • Page 15 DIGITAL WEIGHING INDICATOR SI 4500 5. SET-UP 5-1. Calibration Adjust weight balance between “Real weight” on the load cell(Weight Part) and “Displayed weight of Indicator”. When you replace LOAD CELL or Indicator, you have to do Calibration process once again 5-2.
  • Page 16 DIGITAL WEIGHING INDICATOR SI 4500 à input 20.000 Ex) Load Cell CAPA : 20kg, division : 0.001kg 20.000 - 16 -...
  • Page 17 DIGITAL WEIGHING INDICATOR SI 4500 6. Press key to save and move to next step. 20.000 7. Define the optimal Digit/Division value of weighing measurement. Whenever pressing key, the Digit/Division value will be changed like “1 à 2 à 5 à 10 à 20 à 50” .
  • Page 18 DIGITAL WEIGHING INDICATOR SI 4500 ※ Caution : At this step, if there some force or Vibration on Weighing scale, and unstable condition will be continued, “ErrorA” will be display, and “DEAD value” will not be calculated. Under this condition, please remove force or vibration and process it again.
  • Page 19 DIGITAL WEIGHING INDICATOR SI 4500 0.6292 16. After calculation, span value displays on the display. Please unload the test weight. : The “Test Weight’s value” must be at least 10% max. capacity of weighing scale. ※ Caution “at least 10%” means to guarantee precise weighing process you have to make standard with at least 10% of weight of Max.
  • Page 20 DIGITAL WEIGHING INDICATOR SI 4500 5-3. Simulation Calibration Mode (Calibrate without Test weight) Through this “Simulation Calibration Mode” you can make simple calibration without Test weight. This calibration mode uses “Load cells’ max. capacity” and “Max. Output Rate(mV)”, the weight adjustment degree might be less than “Test weight Calibration”.
  • Page 21 DIGITAL WEIGHING INDICATOR SI 4500 After displaying “CAPA”, you may set Max capacity.. C99999 5. After input Max capacity of your weighing scale (at the label), C 1500 press à Input 1500 Ex) Load cell CAPA : 15kg, division : 0.05...
  • Page 22 DIGITAL WEIGHING INDICATOR SI 4500 6. Define the optimal position or decimal point Whenever pressing key, Decimal point will be changed. 15.00 7. Press key to save Digit /Decimal point and move to next step. à Input 15.00 Ex) Load cell CAPA : 15kg, division : 0.05 15.00...
  • Page 23 DIGITAL WEIGHING INDICATOR SI 4500 Cal-1 11. Indicator will search “DEAD weight” during 5sec, automatically. After finding optimal “Zero” value, automatically move to next step. - 23 -...
  • Page 24 DIGITAL WEIGHING INDICATOR SI 4500 Cell0Ut 12. At this step input Max. Output rate(mV) of load cell. o1.458 13. Input Load cell Output Rate(mV/V) (refer the load cell label) Ex)Load cell Related output : 1.458 mV/V : Due to some variation between “State output rate” and “Real Output rate” of load ※...
  • Page 25 DIGITAL WEIGHING INDICATOR SI 4500 5-4. Set-up Set-up means set the F-function and make SI 4500 weighing controller will perform more accuracy. (Considering external / internal environmental condition) 5-4-1. Enter the Set-up Mode key for 4sec. Then you can enter “F-Test” mode. Under this mode, press 1).
  • Page 26 DIGITAL WEIGHING INDICATOR SI 4500 5-5 F-Function Detailed information ■ General Function Setting (● Factory default set value) Weighing Data Save Method Selection (Apply on Accumulated weighing count/weight) ● Manual Save Mode (Save when “Print” key input) Automatic Save Mode(Save when Batch Finished) Weight-Back up selection ●...
  • Page 27 DIGITAL WEIGHING INDICATOR SI 4500 Digital Filter setting If “B” set value is fixed, “A” set value A : Frequency Filter setting value (0~3) (0 : about 200Hz/sec, 3 : about 500Hz/sec) is large, the indicator will response B : Buffer Filter setting value (1~9) more sensitive.
  • Page 28 DIGITAL WEIGHING INDICATOR SI 4500 “STEADY” condition check time setting During the set time period, estimate weighing part ’s “STEADY” condition and display. ∫ If you set small value, indicator will take “STEADY” fast, if you set large value, indicator will take “STEADY” slow.
  • Page 29 DIGITAL WEIGHING INDICATOR SI 4500 ■ Relay Output Mode Setting Bin Finish Relay/Error Relay output delay time(t1) setting When the BIN weight is reached to BIN Final setting, you can set the delay time until “BIN FINISH” relay output. ∫...
  • Page 30 DIGITAL WEIGHING INDICATOR SI 4500 ■ Relay Output Time Chart - 26 -...
  • Page 31 ■ Communication Mode setting (Serial Port 1. - Standard installed port) Parity Bit Selection Mode ● DATA Bit (8 Bit) STOP Bit (1 Bit) Parity Bit (Non) DATA Bit (7 Bit) STOP Bit (2 Bit) Parity Bit (Non) DATA Bit (7 Bit) STOP Bit (1 Bit) Parity Bit (Even) DATA Bit (7 Bit)
  • Page 32 DIGITAL WEIGHING INDICATOR SI 4500 Finish Mode : When Finish Relay output, only 1 time transferred. Manual Mode : When “Print” key input, 1 time transferred. DATA Transference Format selection(Under F32-00, F35-00 setting, only) ● Format 1. Format 2. (Format 1 + ID No.)
  • Page 33 DIGITAL WEIGHING INDICATOR SI 4500 Paper Withdraw Rate setting (After SUB/GRAND Total Print) Whenever set value increased, 1line will be added. Paper Withdraw Rate setting (After Continuous/Single Print) Whenever set value increased, 1line will be added. Printing Language Selection (If you install on Standard Serial Port) ●...
  • Page 34 DIGITAL WEIGHING INDICATOR SI 4500 Analogue Output Setting (4~20mA / Option) ● Positive Output (Max. Capacity : 20mA output) Negative Output (Max. Capacity : 4mA output) PassWord Using setting (F95 Change Password ) ● Not used Using ■ Other Setting ※...
  • Page 35 DIGITAL WEIGHING INDICATOR SI 4500 ■ Communication Mode setting (Serial Port 2. - Optional Serial port) This setting will be activated only when “Optional Serial Port” is installed. Parity Bit selection Mode ● No Parity Odd Parity Even Parity Serial Communication Speed selection...
  • Page 36 DIGITAL WEIGHING INDICATOR SI 4500 6. INTERFACE 6-1. Serial Interface (RS-232C) RS-232C Serial Interface is sensitive/weak for electric Noise. So, please isolate with AC power cable and use shield cable to reduce the electric noise effect 6-1-1. Communication with PC(Personal Computer) or Other devices...
  • Page 37 DIGITAL WEIGHING INDICATOR SI 4500 6-1-5 Data Format(2) : ID Number + Data Transference (Refer “F-function 18, 37) Including Decimal point ID Number Header 1 Header 2 Data Byte Unit ( 7 or 8 byte ) (F38etting) ①. Header 1. : OL : Over Load, Under Load ST : Display “Steady”...
  • Page 38 DIGITAL WEIGHING INDICATOR SI 4500 6-2. Current Loop Interface “Current Loop” Interface is stronger for Electric Noise than “RS-232C” interface. So, it can be used for long distance communication.(About 100m long distance). ※ Current Loop Interface supports, up to 9,600 Communication Speed, only.
  • Page 39 DIGITAL WEIGHING INDICATOR SI 4500 6-3. Print Interface (Option 01 : Centronics Parallel Interface) This Print Interface Option is based on “Centronics Parallel Interface”, so this print interface can be connected other printers using this communication method. But, the print format is programmed based on our “SE7300”, and “SE7320” Industrial Printers, so you had better to use these printer for convenience.
  • Page 40 DIGITAL WEIGHING INDICATOR SI 4500 6-3-2 Print Format (English) Detailed Format Simple Format DATE : 2006-10-15 DATE : 2006-10-15 TIME: 10:20:30 TIME : 10:20:30 ID_N : 01 FORMULA : 01 ID_N : 01 FORMULA : 01 BIN_NUMBER WEIGHT SERIAL : 01 BIN 1.000kg...
  • Page 41 DIGITAL WEIGHING INDICATOR SI 4500 6-4. Analog Output Interface (Option 02 : 0~10V Output) This Option card converts weight value to Analog Voltage output(0~10V) and transfers to external devices(Recorder, P.L.C), controlled by voltage output. 6-4-1. Specification ①. Output Voltage : 0~10V DC output ②.
  • Page 42 DIGITAL WEIGHING INDICATOR SI 4500 6-5. Analog Output Interface (Option 03 : 4~20mA Output) This Option card converts weight value to Analog Electric Current output(4~20mA) and transfers to external devices(Recorder, P.L.C), controlled by electric current output. 6-5-1. Specification ①. Output Current : 4~20mA (Output Range : 2~22mA) ②.
  • Page 43 DIGITAL WEIGHING INDICATOR SI 4500 6-6. Serial Interface (option 04 : RS-232C/422/485) RS-422/485 serial interface is more stable for electric noise effect compare with other communication method, using electric current difference. But, install isolated place from Power cable or other electric cables and wires, and please use shielded cable for better performance.
  • Page 44 DIGITAL WEIGHING INDICATOR SI 4500 6-7. BCD Input Interface( Option 05) – Input for Part No. selection. This “BCD interface” option card can be applied on PLC (Programmable Logic Controller), or Score Board applications. Each Input circuit is isolated with “Photo-Coupler”, from external devices electrically.
  • Page 45 DIGITAL WEIGHING INDICATOR SI 4500 6-8. BCD Output Interface( Option 06) This “BCD interface” option card can be applied on PLC (Programmable Logic Controller), or Score Board applications. (NPN TYPE) Each Input circuit is isolated with “Photo-Coupler”, from external devices electrically.
  • Page 46 ※ Each “READ” Command’s interval must be guaranteed at least 100ms. If you command another one within 100ms, the indicator will not response. (Under “Check-Sum”, the interval will be 150ms). P.C ->> SI 4500 Command SI 4500 Response Current Weight( 7/8byte, including Decimal point) STX ID NO.
  • Page 47 DIGITAL WEIGHING INDICATOR SI 4500 - 43 -...
  • Page 48 ※ Each “WRITE” Command’s interval must be guaranteed at least 150ms. If you command another one within 150ms, the indicator will not response. (Under “Check-Sum”, the interval will be 200ms). SI 4500 P.C ->> SI 4500 Command Response STX ID NO. WZER ETX...
  • Page 49 DIGITAL WEIGHING INDICATOR SI 4500 7. Error & Treatment 7-1. Load Cell Installation Error Cause Treatment Remark 1.Load cell broken 1. Measure 1.Input Resistance of “EX+” and “EX-“ is 2. Load cell isolation input/output resistance error resistance of Load about 350Ω~450Ω.
  • Page 50 DIGITAL WEIGHING INDICATOR SI 4500 7-3. Digital Weighing Indicator Error Display Cause Treatment 1. Under “TEST” mode 1, check analogue value. If you can not get any analogue 1. Load cell Error value or there is no change although “CELL- 2.
  • Page 51 DIGITAL WEIGHING INDICATOR SI 4500 7-4. Indicator Test mode Through this “Test Mode”, you can check basic conditions of Indicator. This Test consists with total 7 tests. 7-4-1. Enter “Test Mode” key for 4sec, then display will show “F-Test”. Press Under this display, press No.2 key and enter the “Test Mode”.
  • Page 52 DIGITAL WEIGHING INDICATOR SI 4500 WARRANTEE CETIFICATION This product is passed “Sewhacnm”s strict quality test. If there is defect of manufacturing or abnormal detection within warrantee period, please contact our Agent or Distributor with this Warrantee certificate. Then, we will repair or replace free of charge.