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Ionization flame monitor AAL 76

AAL 76
Ionization flame monitor

Simple, versatile and universal ionization flame monitor for a wide range of combustion systems. Universal connection to existing on-site ionization electrodes and controls.


Functionality: Ionization flame monitoring 

  • Configurable safety time (FFDT): 1 / 3 / 5 s
  • SIL 2
  • Supply voltage: 115 / 125 / 230 / 250 VAC
  • Output signal: 90 … 110 VDC, SPDT contact, 4 … 20 mA optional
  • Ionization signal cable length: 150 m in combination with Hegwein cable (Z 912)
  • Burner/igniter type-independent use due to universal standard interface 
  • Suitable for gas and oil combustion applications
  • For industrial combustion plants, thermal processes, combustion chambers, boilers, furnaces, reactors, etc. 
  • All processes in intermittent operation and continuous operation
  • Technical data
Connection Ionization flame monitor for connection to igniters and burners with ionization electrode
Installation Control cabinet installation on top-hat rail (35 mm, C profile)
ModeIntermittent operation / continuous operation with SPDT contact
Supply voltage115 / 125 / 230 / 250 VAC
Ambient temperature−20 … +60 °C
Safety timeFFDT 1, 3, 5 s
  • Hegwein-specific interface (90 … 110 VDC)
  • Output signal 4 … 20 mA available
  • Configurable safety time (FFDT) 
  • For continuous or intermittent operation
  • Top-hat rail installation
  • Different mains voltages available
  • Optional
A 285 K 2.3