High Accuracy Load Cell Display And Controller 400Hz Sampling Frequency
Technical Specification
Executing Standard
- CMC GB/T 7724-2008PRC National Standard.
- OMIL R76: 2006International Recommendation.
- Accuracy Grade: III.
- Verification Accuracy: 0.03%.
- Static Weighing Accuracy: 0.2%~0.5%.
- Batching Accuracy: 0.2%~0.5%.
Display
- 6+8 Red LED digital tubes for English character and digit display.
- Weight Display Range: -99,999~+999,999.
- Scale Capacity: Setting Range 1~999,999.
- Scale Division: Optional 1, 2, 5, 10, 20, 50, 100, 200, 500.
- Display Resolution: 1/100,000.
- Weight Unit: Optional kg, t, g, none.
- Decimal Point: Optional 0, 0.0, 0.00, 0.000, 0.0000.
- Display Refreshing Time: Setting Range 0.01~1.00s.
Kaypad
- Model Panel-mounting: 4-key English keypad.
- Model Explosion-proof: 6-key English keypad.
- Menu&Shortcut mode operation with key tone.
Loadcell Interface
- Excitation Voltage/Max. Current: DC9V/120mA [4-350Ω loadcells].
- Signal Input Range: 0~22.5mV.
- Output Sensitivity of Loadcell: 1.0~2.5mV/V.
- 24-bit ∑-△ADC with internal resolution 1/1,000,000.
- Sampling Frequency: 400Hz.
- Special anti-vibration digital filtering algorithm.
- Zero Drift: ±0.1μV/℃ RTI (Relative to Input).
- Gain Drift: ±5ppm/℃.
-
Non-linearity: 0.005%FS
Switch&Analog Signal Interface
Digital Communication Interface
- COM1: RS232.
- COM2: RS485.
- Connectable: Host IPC/PLC and LED Remote Display.
Operating Specification
Operating Voltage
- Model Panel-mounting: DC24V±20%.
- Model Explosion-proof: AC110~240V, 50/60Hz.
Max. Power Consumption: 5W.
Outline Size and Weight
- Model Explosion-proof: 256×290×166mm [W×H×D].
- Model Explosion-proof: Approx. 9.2kg.
Operating Temperature: -25℃ to +45℃.
Storage Temperature: -30℃ to +60℃.
Relative Humidity: Max. 85%RH.
Application Environment of Model Explosion-proof
- Explosion gas environment: Zone 1&2.
- Classes of explosion gas mixture: IIA, IIB.
- Temperature grades of explosion gas mixture: T1~T6.
- Ex-mark: Ex d IIB T6 Gb.
Protection Level
Front Panel of Model Panel-mounting: IP65.
Model Explosion-proof: IP65.
Keypad Operation
If there is not any keypad operation in one minute and it’s not in the processes of ‘F2 System Calibration’ & ‘F6 Factory Adjustment’, the controller will return to ‘Main Display Interface’ automatically.
| Menu Operation |
| Key Name | Description |
| 【MENU】 | Enter Main Menu. Exit. |
| 【ENT】 | Enter / Save / Alarm Acknowledge. |
| 【◄】 | Cursor shifts left. Display the previous option. |
| 【►】 | Cursor shifts left. Display the next option. |
| 【▲】 | Display the next interface or option. Digit input: +1 ( 0~9 loop). |
| 【▼】 | Display the previous interface or option. Digit input: -1 ( 0~9 loop). |
| Quick Operation |
| 【MENU】 【Ñ】 * | - Key-locking.
- Key-unlocking.
|
| 【◄】 (【SET】) | M1~M4 Target Values setting. |
| 【◄】 【ZERO】 【→0←】 * | - [-ZEro-]: Zero Calibration with Power-down Protection and Clearing Tare Weight.
- [≡ZEro≡] Zero Fine Adjustment without Power-down Protection and without Clearing Tare Weight.
- The controller will switch to Gross Weight display.
|
| 【▲】 【TARE】 【→T←】 * | - [≡tArE≡]: Manual Tare without Power-down Protection.
- [-PStr-]: Preset Tare Weight with Power-down Protection.
- [-rStr-]: Clear Tare Weight with Power-down Protection.
- The controller will switch to Net Weight display.
|
| 【ENT】 【G/N】 | Gross Weight / Net Weight display switch. |
| 【ENT】 | Pause State: - [Cont]: Recover Running.
- [StoP]: Stop.
|
*: Keep the key pressed for 2 seconds.
Model Explosion-proof Operation Interface:
Installation:
System Diagram for M1~M4 Ration Batching System:
Product Tags:
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High Accuracy Load Cell Display And Controller 400Hz Sampling Frequency Images
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