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Shchad-S deaerator automation board

Availability: In stock

₴1.00
Short information

The shield is made to order.
Power parameters: AC 220V, 50Hz, 0.6A
Protection class: IP54
Size (HxWxD): 800 x 600 x 250 mm

SKU: SH-S
Details
Details

Shchad-S deaerator automation board

Automation board ShCHAD-S is a modern solution for automating the water deaeration process based on a microprocessor controller with an operator touch panel.

Advantages:

  • convenient informative mnemonic diagram of water deaeration
  • registration of technological parameters
  • event logging
  • logging of operator actions
  • measurement, parameter display
  • regulation of technological processes
  • alarm parameters alarm
  • protection against emergency processes
  • uninterruptible power supply
  • surge protection, surge protection
  • power failure signaling
  • interface for information output to the control room - RS-485

Control loops:

  • PID water level controller
  • PID water temperature controller
  • PID controller for deaerator pressure

Light and sound alarm:

  • minimum water level
  • maximum water level
  • deaerator pressure low
  • water pressure before evaporative cooler is high
  • manual emergency stop of the deaerator

Protection :

  • minimum water level
  • maximum water level
  • deaerator pressure low
  • water pressure before evaporative cooler is high
  • manual emergency stop of the deaerator

Scheme of automation of the deaerator based on the shield Shchad-S

Input analog signals:

  1. Water temperature: 100M, 100P, Pt100, 4-20mA, 0-20mA, 0-5mA; 0-1V;
  2. Water level: 4-20mA, 0-20mA, 0-5mA; 0-1V;
  3. Deaerator pressure: 4-20mA, 0-20mA, 0-5mA; 0-1V;

Input discrete signals (dry contact switching voltage DC 24V or AC 220V):

  • minimum water level - dry contact
  • maximum water level - dry contact
  • minimum pressure in the deaerator - dry contact
  • pressure in front of the vapor cooler maximum - dry contact

Output control signals (valve supply voltage DC 24V or AC 220V):

  • water supply valve control (level circuit)
    1. 0-10V
    2. 4-20mA
    3. more / less regulation
  • steam valve control (temperature circuit)
    1. 0-10V
    2. 4-20mA
    3. more / less regulation
  • steam valve control (pressure circuit)
    1. 0-10V
    2. 4-20mA
    3. more / less regulation

Output discrete signals:

  • deaerator failure - dry contact

Characteristics:

  • Power parameters: AC 220V, 50Hz, 0.6A
  • Protection class: IP54
  • Service life: 8 years
  • Warranty: 12 months
  • Size (HxWxD): 800 x 600 x 250 mm
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