Page 71 - PIGNAT catalogue 2020 GB_092020
P. 71

CONTROL





                                                    RNC/3000  CASCADE CONTROL


                                                        Flow and level simple control loops study

                                                        Flow/level cascade loop commissioning study

                                                        Level control study on two tanks in cascade



                                                              General specifications   •  Draining with setting and disturbance
                                                        Water storage:                  valves.
                                                        •  Feeding tank, draining valve.
                                                                                              Instrumentation
                                                        •  Low level detector.
                                                                                      •  Electromagnetic flow transmitter.
                                                        •  SS centrifugal pump variable speed.   •  Relative pressure transmitter

                                                        Upper tank:                   •   The  4-20mA  signals  available  on
                                                        •  Transparent plastic tank.     wiring terminals Ø 4mm.

                                                        •  High level detector.

                    Unit  proposed  with  or  without   •  Draining with setting and disturbance
                    controller.                          valves.
                                                          Lower tank:
                                                    www.pignat.com
                                                  www.pignat.com                          1ϕ - 50/60 Hz   Eau 50 L   Compressed
                                                        •  Transparent plastic tank.

                                                        •  High level detector.

                                                                                           100 - 240 V
                                                        •  Level  measurement  using  a  pressure
                                                                                                             air
                                                         transmitter above the tank.
                                                                                           Dim : 180 x 65 x 200cm -  200 kg

                 AIR HEATER TEMPERATURE CONTROL               RTA/3000


                                      Air heater air temperature control study

                            Study at differents flows and differents heating power




                General specifications           Instrumentation
                                        • Temprerature probe Pt100Ω.
         •   Heating element.           • Thermocouple.
                                        •  Speed variator.
         •   Ventilation.               •  Power controller.
                                        •  Safety thermostat.
         •   Inductive detector.

         •   Two temperature probes.

         •   Electrical cabinet.





                                                                                     Unit  proposed  with  or  without

                                                            100 - 240 V              controller.
                                                           1ϕ - 50/60 Hz
                                              Dim : 150 x 65 x 200cm -  100 kg





                 Instrumentation & control                                                                   71
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