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Regulation of a heat exchanger

Regulation of a heat exchanger

Product Code:RCT 101


Need more Info? (514) 354-2511 - 1-800-463-4363

  • The unit is delivered complete with instrumentation, technical documentation, and instructions.
  • Designed and manufactured to industrial standards.
  • This unit is designed for various levels and fields of study
  • Inlets and outlets are connected using Ø 4 mm female safety sockets -
    Options:
    – Interface and software for PC
    – Utilities module
  • It is possible to connect this unit in series with another regulation unit and to use the valve as a main control.
     
UTILITIES 
  • Electricity: 230 Vac – single-phase
  • Water: 10 L/min – 3 bar (44 psi)
  • Compressed air: 6 bar (90 psi) maximum
DIMENSIONS 
  • Length: 780 mm
  • Width: 570 mm
  • Height: 590 mm
  • Weight: 50 kg

 

Application
  • Technical data for the elements of a regulation loop
  • Sensor – regulator – actuator – perturbing element
  • PID or self-adaptive
  • Configuration of the regulator
  • Characteristic curves (temperature, valve opening, time of response, etc…)
  • Study including advantages of regulation in cascade
    • Co-run
    • Back-run
    • Laminary/turbulent flows

 

Specifications
Temperature probes
  • Pt 100 Ω – class A
  • Stainless steel 304 L
Temperature indicator
  • Display 0.1°C
  • Recopy of the measure (4-20 mA) on jack - Ø 4 mm
Thermoregulator group
  • Capacity: 5 litres
  • Adjustment from +20°C to +100°C
  • Power 1600 W
  • Incorporated regulation at ±0.5°C
  • Circulation pump
Exchanger
  • Monotubular – stainless steel
  • External tube covered by a thermal insulator
  • Hot water into the internal tube
  • Cold water into the external tube
  • Quick and interchangeable connections on the cold-water network for the lead through in co or back-run
Electromagnetic flow meter
  • PFA covering, stainless steel electrodes
  • Local display, outlet 4-20 mA
Regulation valve
  • Stainless steel body
  • Variable Cv
  • Pneumatic positioner and actuator
PID type regulator with microprocessor
  • Accuracy class 0.2
  • Configurable scale range
  • Continue, logical, relay outlet
    • Derived action time from 0.01 to 10 min
    • Integral action time from 0.1 to 100 min
    • Proportional band from 0.5 to 1000%
  • Self-adaptive: the PID parameters are calculated by the regulator for an optimized regulation
  • Numerical outlet: MODBUS RS 232
  • One of the regulators has an external control inlet for regulation in cascade
Variable section flow meter
  • Rotameter : accuracy ±3% of the full scale
Perturbation valves - 1/4 turn
  • On hot and cold circuit
1/4-turn valves for connection in series

 

 

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