Page 72 - PIGNAT catalogue 2020 GB_092020

CONTROL

CEB/1000 MULTI-LOOP CONTROL

➢ Unit designed for training technicians intervening on industrial
control systems
➢ Hot water production system presentation

Possible configuration of test rig parts
Pump, heat exchanger, control valve, sensors, safety components, etc

Choice of different loops control & signals wiring
4-20mA signals available on wirring terminals

Study and set the parameters of the industrial sensors and actuators

Study and adjust a number of single and cascade loops
Temperature control
Level control
Flow control
Temperature control using a cascade loop
Level control using a cascade loop
Pressure control (optional)

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Instrumentation
General specifications • 2 temperature probes Pt100Ω.
• SS feeding tank, with level detector. • Electromagnetic flowmeter.
Unit multiparameters • Differential electronic pressure
Study of control, level, flow, • SS blinked electrical heater. transmitter.
temperature, pressure. • Flowmeter.
Three types of actuators • SS centrifugal pump. • Pressure transmitter (option).

• Pneumatic controlling valve with positioned. • The 4-20mA signals available on wiring
terminals Ø 4mm.
• SS heat exchanger with temperature
thermo well (optional sensor).

• PID configurable controllers.
200 - 400 V 2 bar Drainage
Water
3ϕ - 50/60 Hz 500 L / h

Dim: 150 x 70 x 160 cm - 170 kg
EXEMPLE DE CABLAGE : REGULATION
CASCADE NIVEAU-DEBIT
Options
The bench is mobile independent and allows to study 9 9 OPTION O4
Electronic inverter for several control loops. LIC 1 CE FIC 1 TI TI
centrifugal pump rotation speed - Temperature control loop LALL 4 3
control.
The tank is equipped with a heater 7 for heating the TY 2 T 2 5
Discharge pressure control. circulating water. Study in static or in circulation. FI
TY
Thermal exchange study with - Temperature control in exchanger outlet: cascade loop 1 1 I P 8
heat exchanger. The hot water flows through the heat exchanger and heats T 1 FY 1
the cold fluid 8. Exchanger outlet temperature control. TH 4
Cold water rate control. 6
- Control level loop dPT 1 FIT 1 3 EAU
On the vessel, a transmitter P 6 measures the level of
Suction pressure measurement. water in the open circuit operation. OPTION OPTION O3
O6
PT
7 Y PT 2 1
Coil to generate a delay on the - Flow control loop M
cold water network.
2 OPTION O2
Two PID controllers allow 9 to act on the actuators (control
valve, heater and drive if option).

The different options allowed to make more complex the
unit, depending of the formation level.

72 Instrumentation & control