Download instructions to tenderers

Automatic Control Technology
Code
DL 2613
DL 2614
DL 2622
Specifications
DC POWER SUPPLY - didactic equipment
Technical features:
•Output voltages: +15 V / 0 V / - 15 V
•Output current: 2.4 A (3 A for a short time)
•Power supply: Single-phase from mains
•Complete with two LEDs and a mains switch with pilot lamp
It must be mounted on an insulated didactic module, this module must show a schematic diagram and 2 mm terminals
for the electrical connection; Laboratory power supply with two outputs, fixed voltage; protection from short circuit. It
must include also a bus for the supply that allows the connection between the panels.
VOLTAGE REFERENCE GENERATOR - didactic equipment
This module must be suitable for the realizing of a reference signal through an internal potentiometer or for transferring
an external reference signal.
Technical features:
•Output voltage: 0...+10 V or -10 V ...+10 V
•Power supply: +15 V / 0 V / - 15 V
It must be mounted on an insulated didactic module, it must show a schematic diagram and 2 mm terminals for the
electrical connection; two switches and one potentiometer with scale graduated knob. It must include also a bus for the
supply that allows the connection between the panels.
PID CONTROLLER - didactic equipment
This module must simulate a standard industrial controller for use as P, PI, PD or PID regulator in automatic closed-loop
control systems.
Technical features:
•Power supply: -15 V/0 V/+15 V
•Input summing point for two different reference variables
•UR and UC and one controlled variable UA.
•Signal voltage range: -10 V . . . + 10 V
•Controller continuously adjustable parameters:
proportional gain Kp = 0 . . . 1000
integral action time TI = 1 ms . . . 100 s
differential action time TD = 0.2 ms . . . 20 s
•Separate input for integral element reset.
Quantity
1
1
1
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Code
DL 2684
DL 2686
DL PP-mod
Specifications
•Output summing point for adding or subtracting disturbance variables
It must be mounted on an insulated didactic module, it must show a schematic diagram and 2 mm terminals for the
electrical connection; six selectors, two switches, two trimmers and three leds. It must include also a bus for the supply
that allows the connection between the panels.
POWER AMPLIFIER - didactic equipment
This module must be composed of two amplifiers, one non inverting and one inverting, with voltage gain +1 and -1
respectively.
Technical features:
•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, with protection against short-circuit
It must be mounted on an insulated didactic module, it must show a schematic diagram and 2 mm terminals for the
electrical connection; This panel must include also a bus for the supply that allows the connection between the panels.
LIGHT CONTROL SYSTEM - didactic equipment
This module must represent a process for the control of the light.
In this module an incandescent lamp shall represent the opto-transmitter element, while a phototransistor shall be the
opt-receiver element. There shall be different possibilities for generating noise variables.
Technical features:
•Power supply: +15 V ; 0 V ; -15 V
•Signal voltage range: 0 ... 20 V
•Output signal: 0 .... 10 V
•Maximum power: 10 W
It must be mounted on an insulated didactic module, it must show a schematic diagram and 2 mm safety terminals for
the electrical connection; one potentiometer and one switch. This panel must include also a bus for the supply that
allows the connection between the panels.
SINGLE POLE PUSHBUTTON - didactic equipment
This item shall consist in a plug-in element, normally open, with switch load 2 A, 250 V. It shall be contained in a plastic
box and with a push-button.
Quantity
1
1
1
Page 2 of 2