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AD-4826 Model predictive feeder controller
For high-speed, highly accurate continuous feeding of powder and dry solids
Highlights
Features
Downloads
- Equipped with model predictive control technology making more superior performance possible compared with PID control
- Auto tuning function enables simple setting of control parameters
- Applicable for both nonlinear controlled objects and linear controlled objects
- Stable control for minimizing energy loss and deterioration of actuator
- Equipped with disturbance (vibration) cancellation function
- Map-based control function allows for accurate continuous feeding during refilling of materials
- GUI screen permits simple and intuitive operation
- Simultaneous control of up to 4 feeders possible
- Application of model predictive control to existing screw feeders, circle feeders, table feeders, etc. possible
Highlights
- Equipped with model predictive control technology making more superior performance possible compared with PID control
- Auto tuning function enables simple setting of control parameters
- Applicable for both nonlinear controlled objects and linear controlled objects
- Stable control for minimizing energy loss and deterioration of actuator
- Equipped with disturbance (vibration) cancellation function
- Map-based control function allows for accurate continuous feeding during refilling of materials
- GUI screen permits simple and intuitive operation
- Simultaneous control of up to 4 feeders possible
- Application of model predictive control to existing screw feeders, circle feeders, table feeders, etc. possible
Features
Feeder controller specifications
| Model | AD-4826 |
| CPU | SH4 |
| OS | RTOS |
| SDRAM | 64MB |
| Compact flash memory | 64MB |
| Option slots | 4 |
| Display | 5.7 inch STN color liquid crystal Backlight luminance half life: 75,000 hours typ. Touch panel: Analog film |
| Standard interface | Serial interface: Full duplex RS-232C/ full duplex RS-485 switch USB1.1 port LAN 10Base-T Non-polar semi-conductor relay (controller startup status output) |
| Power | AC85V – 250V, 50/60Hz, approx. 30VA |
| Ambient temperature | 0 – 40°C |
| External dimensions (WxHxD) | 192 x 144 x 191mm (including protruding part) |
Load cell input specifications
| Input sensitivity | 0.15µV/D or over |
| Zero adjustment range | 0mV – 25mV |
| Load cell applied voltage | emote sensing function Up to 8 load cells (350Ω) can be connected to a channel. (If 4 load cell input modules are installed on a slot, up to 4 load cells can be connected to a channel.) |
| Temperature coefficient | Zero point: ±0.1µV/°C max. Span: ±8ppm/°C max. |
| Nonlinearity | ±20ppm max. |
| Measuring range | ±37mV min. |
| A/D conversion method | 24 bit delta sigma method |
| Internal resolution | Approx. 5,700,000 counts |
| Maximum display resolution | Approx. 1,000,000 counts per 1mV/V |
| Sampling rate | 6.25 – 1920 times /second |
External input/output boards specifications
| Analog input interface board (4 modules can be installed on a board) |
Applicable modules | AD-4820-02 (Load cell input) |
| AD-4820-10 Standard I/O board |
32 standard digital input points, 32 open collector output points, 2 pulse input points |
|
| AD-4820-14 Analog output interface board (4 modules can be installed on a board) |
Applicable modules | AD-4820-15 (4 – 20mV output) 2 channels per module AD-4820-16 (0 – 10V output) 2 channels per module |
Vibratory feeder AD-4826-30G/200G/500G
| Model | 30G | 200G | 500G |
| Maximum capacity | 30g | 200G | 500G |
| Minimum display | 0.01g | 0.1g | 0.1g |
| Flow rate setting range | 0.1g – 4g / sec. | 1.0g – 30g / sec. | 5.0g – 40g / sec. |
| Batch accuracy (standard deviation) | ±0.02g or less | ±0.2g or less | ±0.6g or less |
