Belt scale control instrument / SM40-2005 belt scale controller

  Application

Suitable for dynamic measurement occasions such as electronic belt scales, chain plate scales, spiral cutter scales, disc scales, rotor scales and punch plate flow meters

  Features

1. High-brightness digital tube multi-window display

2. Standard 3U full metal chassis

3. Can be directly installed into vertical server cabinet

4. Double aluminum alloy handles

5. Pluggable terminal blocks

6. Anti-electromagnetic interference, low electromagnetic leakage radiation, anti-external impact, corrosion resistance

7. Waterproof, dustproof, easy to clean

8. Short circuit self-protection, automatic recovery after fault elimination

9. High precision and good reliability

10. RS485 interface allows multi-point communication

11. Free communication protocol and MODBUS protocol for selection

12. Analog-to-digital conversion up to 200 times/second

13. Provide complete ingredient control function

14. Main and auxiliary dual-channel intelligent PID adjustment, parameter self-tuning

15. Constant speed and speed regulation working mode selection

16. Open loop and closed loop regulation mode selection

17. With main speed, sub-speed and full circle signal detection function

18. Equipped with belt deviation, slippage, motor stalling, and material blockage alarm monitoring

19. Flow lower limit vibration output

20. Rich switch input and output functions

21. Automatic dynamic zero tracking (peeling) function

22. Alarm and fault detection function

23. When all products leave the factory, the sensor sampling channel undergoes strict power supply, amplification, and acquisition precision digital calibration, and the instruments have good interchangeability.

  Technical indicators

1. Non-linearity: 0.01% of full scale

2. Working power supply

Working voltage: 220VAC±30% (built-in EMI filter)

Working frequency: 50/60Hz

Maximum power consumption: 25W

3. Display instructions

Display mode: LED, 6 display windows

Status indication: 12 LED status indications

Keyboard: 12 light touch keys

4. Environmental requirements

Working temperature: -20～+50℃

Storage temperature: -30～+60℃

Relative humidity: <90%RH (no condensation)

5. Structural form: Panel mounted instrument/cabinet installation

6. Instrument interface

Analog input: 2 channels, channel 1 is connected to the weighing signal, the maximum load is 4 sensors; channel 2 is connected to the analog 0/4~20mA, the input can be defined

Analog output: 2 channels, 0/4~20mA, output can be defined

Control input: 6 channels, photoelectric isolation passive input

Speed input: 2 channels, frequency range 10Hz～10KHz

Control output: 2 relay outputs, maximum load capacity 220VAC/7A

8-way OC gate output, maximum load capacity 55VDC/0.5A

1 thyristor output, maximum load capacity 220VAC/3A

Communication interface: RS485

7. Weight: 4kg

8. Dimensions: 482mm*131mm*198 (width x height x depth)