Supmeter BST100-E81 - 2. Technical Specification

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2. Technical Specification
 Executing Standard
 CMC GB/T 7724-2008《Electronic Weighing Meter》PRC National Standard.
 OMIL R50:1997《Continuous Totalizing Automatic Weighing Instruments》International
Recommendation.
 Accuracy Grade: 0.5.
 Display
 128×64 LCD display screen with 7 background colors for English/Chinese display.
 Display Refreshing Time: Setting Range 0.1~2.0s.
 Kaypad
 Optional 16-key English keypad, Simplified Chinese keypad and Complex Chinese 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.