Standard Rs232 And Rs485 Belt Weigher With Weight Totalizing With Lcd Display

Keypad Operation

If there is not any keypad operation in one minute and it’s not in the processes of ‘F2 Calibration’ & ‘F6 Factory Adj.’, the controller will return to ‘Main Display Interface’ automatically.
 

Technical Specification

• Executing Standard

• CMC GB/T 7724-2008PRC National Standard.

² OMIL R50:1997International Recommendation.

² Accuracy Grade: 0.5.

² Accuracy of Flow Control: 0.5%~1.0%.

• Display

• 128×64 LCD display screen with 7 background colors for English display.
• Display Refreshing Time: Setting Range 0.1~2.0s.

• Kaypad

• 16-key English keypad.
• Menu&Shortcut operation with key tone.

• Loadcell Interface

• Excitation Voltage/Max. Current: DC10V/250mA [8-350Ω loadcells].
• Signal Input Range: 0~25mV.
• ∑-△ADC: 24-bit, 100,000 internal code used.
• Sampling Frequency: 200Hz.
• Zero Drift: ±0.1μV/℃ RTI (Relative to Input).
• Gain Drift: ±5ppm/℃.
• Non-linearity: 0.005%FS.

• Speed Sensor Interface

• Output Voltage/Max. Current: DC12V/100mA.
• Speed Pulse Input Range: 0.5~3000Hz.

• Switch Signal Interface

• 3 Normally Open Switch Inputs [DI].
• 4 Normally Open Relay Switch Outputs [DO]: AC250V/DC24V, 1A.
• 1 ‘Totalized Weight High-speed Pulse’ Output [PO]: 100mA, DC5~24V; Weight per Pulse and Pulse Width can be preset.

• Analog Signal Interface

• Max.3 Definable ‘Flow/Control Current /…’ Analog Signal Outputs [AO]: 4~20mA, Non-linearity: 0.05%FS; AO3 is optional.
• 1 Optional ‘Flow Setpoint’ Analog Signal Input [AI]: 4~20mA, Non-linearity: 0.05%FS.

• Digital Communication Interface

• COM1: Optional RS232/RS485/RS422/Profibus-DP/Ethernet modules.
• COM2: RS232.
• Connectable: IPC/PLC, LED Remote Display, Serial Printer and Wireless Module.

• Report Print

• Weight Records per shift/day/month of a year can be queried and printed.

• Operating Specification

• Operating Voltage: DC24±20%.
• Max. Power Consumption: 10W.
• Outline Size: 288×95×189mm [W×H×D].
• Panel Cut-out Size: 281×88mm [W×H].
• Operating Temperature: -25℃ to +45℃.
• Storage Temperature: -30℃ to +60℃.
• Relative Humidity: Max. 85%RH.
• Protection Level of Front Panel: IP65.
• Weight: Approx. 1.4kg.

 
      Pictures



 
 
     Operation Interface Diagram

 

       State Indication

 
       Installation

        Operation Procedure

     
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