Level Control Training System (Modular Type) | NexuMation 60
The Level Control Training System (Modular Type) NexuMation 60 is a modular trainer on a vertical three-level frame. This level control training system supports P, PI, PID, and two-position level control. It includes a receptacle with pump, filling tank, differential pressure transducer, and 30 W power amplifier. PID ranges are Kp = 0 … 1000, TI = 1ms … 100s, and TD = 0.2ms … 20s. A USB DAQ system and management software are included.
The Level Control Training System (Modular Type) NexuMation 60 is designed for the study of level control application. This level control training system gives students practical training through guided experiments. Industrial type components are educationally adapted using a modular panel system.
Product Overview
The Level Control Training System (Modular Type) NexuMation 60 has a modular structure. Educational panels are installed on a vertical frame. A theoretical and practical manual is supplied.
The modular panel system permits step-by-step assembling. Students build from the simplest circuit to the most complex system. This gives a direct and immediate approach to level control topics.
The level control training system supports level control with P, PI, PID, and two-position controllers. It includes a computerized DAQ system via USB and management software.
Level Control Training System (Modular Type) NexuMation 60: Technical Specifications
| Parameter | Value |
|---|---|
| Structure | Modular, educational panels on vertical frame |
| Work Frame | Three-level |
| Controllers | P, PI, PID, two-position |
| Level Process | Receptacle with pump, filling tank |
| Level Measurement | Differential pressure transducer |
| Data Acquisition | Computerized DAQ system via USB |
| Software | Management software |
| Documentation | Theoretical and practical manual |
Technical Data
| Module | Specification |
|---|---|
| DC Power Supply | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Output voltage: -10 V … +10 V to ground; 0 … ±20 V symmetrically | |
| Max. output power: 30 W, short-circuit protected | |
| Step reference signal range: -10 V to +10 V, 0 to +10 V | |
| Switch: internal potentiometer or external reference signal | |
| Switch: 0 / ±10 V range or 0 / +10 V range | |
| Voltage Reference Generator | Power supply: +15 V; 0 V; -15 V |
| Continuous regulation reference signal: -10 V to +10 V, 0 to +10 V | |
| PID Controller | Power supply: +15 V; 0 V; -15 V |
| Input summing node: two reference variables UR and UC, one controlled variable UA | |
| Signal voltage range: -10V … +10V | |
| Proportional gain: Kp = 0 … 1000 | |
| Integral action time: TI = 1ms … 100s | |
| Derivative action time: TD = 0.2ms … 20s | |
| Parameters continuously adjustable, coarse and fine adjustment of Kp, TI, TD | |
| Reset input of integral controller, input Ioff for resetting I controller | |
| Output summing node to add or subtract noise variables | |
| Measurement terminal for error signal | |
| Adjustment screw for output offset | |
| Three LED indicators of sense of deviation | |
| Over-range LED “over”: output voltage higher than 10 V or lower than -10 V | |
| Proportional Controller | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Proportional gain: Kp = 0 … 100 | |
| Three position switch coarse setting, potentiometer fine setting | |
| LED indicator of over-range | |
| Integral-Action Element | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Coefficient of integral action: KI = 0.1 … 100 s-1 | |
| Three position switch coarse setting, potentiometer fine setting | |
| Integral action reset input | |
| Switch for inclusion/exclusion of integral action | |
| LED indicator of over-range | |
| Summing Point 2 Inputs | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Gain factor: 1 | |
| LED indicator of over-range | |
| Summing Point 5 Inputs | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Gain factor: 1 | |
| LED indicator of over-range | |
| Manual / Automatic Switch | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Manual mode / Automatic mode switch | |
| Manual mode potentiometer | |
| Output summing point | |
| Two Position Controller | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Input summing point | |
| Output voltages: 0/+5 V; 0/+10 V | |
| Adjustable hysteresis: 0 … ± 2.5 V | |
| Power Amplifier | Power supply: +15 V; 0 V; -15 V |
| Signal voltage range: -10V … +10V | |
| Output voltage: -10 V … +10 V to ground; 0 … ±20 V symmetrically | |
| Max. output power: 30 W, short-circuit protected | |
| Receptacle With Pump | Vessel capacity: 1.5 l approx. |
| Signal voltage range: 0 … +10 V | |
| Pump power consumption: 10 W max | |
| Filling Tank | Tank capacity: approx. 1 L |
| Differential Pressure Transducer | Power supply: ±15 V |
| Signal voltage range: 0 … +10 V | |
| Differential pressure: ± 70 mbar | |
| 2 hose connections, complete with immersion tube | |
| True RMS Meter | Automatic scaling |
| Voltage: 0 .. 1000V DC; 0 .. 1000VACpp; 0 .. 750VACrms | |
| Current: 0 .. 20 A DC; 0 .. 28 A ACpp; 0 .. 20A ACrms | |
| Accuracy: +/-0.5% | |
| Resolution: 16bits | |
| Refresh rate: 0.5s | |
| Power supply: 90-260 Vac 50/60Hz | |
| Power consumption: 3 VA | |
| Communication: Modbus (RS485) | |
| Single Pole Switch | Plug-in element, normally open |
| Switch load: 2A, 250 V |
Key Features
- Structure: modular panels on vertical frame
- Application: level control training system for guided experiments
- Work Frame: three-level
- Controllers: P, PI, PID, two-position
- PID Parameters: Kp = 0 … 1000, TI = 1ms … 100s, TD = 0.2ms … 20s
- Power Supply: +15 V; 0 V; -15 V
- Power Amplifier: 30 W max., short-circuit protected
- Level Sensing: differential pressure transducer, ± 70 mbar
- Meter: True RMS, Modbus (RS485), 16bits
- Data Acquisition: computerized DAQ system via USB
- Software: management software included
Experiments
- Pump’s features
- Measurement system’s features
- Level process features
- Level control with adjuster P
- Level control with adjuster PI
- Level control with adjuster PID
- Level control with a two-position controller
Construction and Design
The Level Control Training System (Modular Type) NexuMation 60 is built on a vertical frame. Educational panels are installed in a modular arrangement. A three-level work frame organizes the components.
Industrial type components are educationally adapted. The modular panel system permits step-by-step assembly. Students progress from the simplest circuit to the most complex system.
The level control training system includes a receptacle with pump and a filling tank. A differential pressure transducer measures level. Controller, summing, and switch modules plug into the frame. A connecting leads set is supplied for interconnection.
A computerized DAQ system connects via USB. Management software runs the experiments.
Software
- Computerized DAQ system via USB
- Management software
Scope of Delivery
- DC Power Supply
- Voltage Reference Generator
- PID Controller
- Proportional Controller
- Integral-Action Element
- Summing Point 2 Inputs
- Summing Point 5 Inputs
- Manual / Automatic Switch
- Two Position Controller
- Power Amplifier
- Receptacle With Pump
- Filling Tank
- Differential Pressure Transducer
- True RMS Meter
- Single Pole Switch
- Computerized DAQ system via USB
- Management software
- Connecting Leads Set
- Three-level work frame
- Theoretical and practical manual
It is designed for the study of level control application through guided experiments.
Q2. Which controllers can be used in this level control training system?
P, PI, PID, and two-position controllers.
Q3. What are the PID controller ranges?
Kp = 0 … 1000, TI = 1ms … 100s, and TD = 0.2ms … 20s.
Q4. How is the level measured?
A differential pressure transducer measures level with a differential pressure of ± 70 mbar.
Q5. How does the level control training system connect to a computer?
A computerized DAQ system via USB is included, with management software.
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