CastletEngineering The Solution
Back to ESP Power and Control

MCS III Controller Family

Controllers for electrostatic precipitator power supplies are Castlet Ltd’s core business.

The MCS III automatic voltage controller represents the latest iteration in a long string of controllers for electrostatic precipitator power supplies - production commenced in 2010.

Enquire about MCS III Controller Family
MCS III Controller Family


  • Input Voltage Rating: 110 Vac ±25% @ 25VA, 47 to 63Hz
  • Operating Temperature: 0 to 70˚C, Storage Temperature: -20 to 85˚C
  • CPU  and Memory: 16 Bit 40MHz Near-RISC
  • ROM: 64 Kbytes, RAM: 128 Kbytes
  • Analogue Inputs / Outputs: 4 x Differential inputs,
  • 1 x 4-20mA or 0-20mA input, 2 x 4-20mA or
  • 0-20mA outputs.  All inputs and outputs optically isolated
  • Digital Inputs / Outputs: 16 x Configurable optically isolated inputs, 6 x Volt-free relay outputs with changeover contacts
  • SCR Drivers: 2 x Mains supply 700V RMS Max
  • Communication Ports: 2 x CAN bus Network connection Max 500 kbaud, 1 x USB port, 1 x Fibre Optic ports (Rx & Tx), 1 x I/O Expansion port

Other ESP Power and Control products