Page 68 - PIGNAT catalogue 2020 GB_092020

CONTROL

BRN/2000 LEVEL CONTROL

Study and adjust a level control loop
Industrial actuators and sensors setting and study
Use a PID controller
Open loop study
Closed loop study
Further to a disruption controller reaction study

General specifications Instrumentation
• Relative pressure transmitter : 0 to 60 mbar
• Control valve SS core Masoneilan Varipack for hydrostatic level measurement.
with variable Cv. Pneumatic actuator and • PID configurable controller.
positioner.
• The 4-20mA signals available on wiring
• Cylindrical PVC transparent graduated tank. terminals Ø 4mm.
Alimentation possible from the
flow control bench.
• Internal overflow tube with 2 different sec-
May require the utility modules tions linear zones.
MUT/2000.
• Interference piping.
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• Compressed air feeding circuit : pressure
reducing gauge.
100 - 240 V
Water
1ϕ - 50/60Hz 500 L/h 2 bar Drainage
Dim : 80 x 60 x 80cm - 50 kg

HEAT EXCHANGER CONTROL BRET/2000

Hot water production temperature control

Exchanger outlet temperature control (in cascade loop)

Control with delay

General specifications Instrumentation
• Two float flowmeters.
• SS single tube exchanger. • PID configurable controller.
• Local indicators at the exchanger inlet and
• SS centrifugal pump. outlet.
The bench equipment also
• SS expansion tank with level security. • The 4-20mA signals available on wiring allowed to the study the thermal
terminals Ø 4mm. exchange at co and
• Electrical heating element, safety thermo- counter-courant.
stat.

• Cooling water circuit with setting valve.

• Hot water circuit with setting valve.

100 - 240 V Water Drainage
1ϕ - 50/60Hz 500 L/h

Dim : 80 x 60 x 80cm - 50 kg

68 Instrumentation & control