PRODUCT DESCRIPTION
SIEMENS AZL23.00A9 - Burner Control Unit
The SIEMENS AZL23.00A9 is an electronic burner control unit designed for the automated management and supervision of forced draft gas and oil burners in intermittent operation. This microprocessor-based flame safeguard controller ensures safe startup, continuous flame monitoring, and controlled shutdown sequences for industrial heating systems, boilers, and process furnaces, adhering to stringent safety standards. It integrates critical safety functions for reliable burner operation.
Technical Specifications:
- SERIES/FAMILY: AZL Series
- COMPONENT TYPE: Burner Control Unit / Flame Safeguard Controller
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 230VAC
- VOLTAGE TOLERANCE: -15% / +10%
- FREQUENCY: 50/60 Hz
- POWER CONSUMPTION: Approximately 10 VA
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact module for panel or base mounting
- DIMENSIONS: Standard industrial enclosure for control cabinet integration
- INTERFACE/CONTROL:
- INPUTS: Flame sensor (UV or ionization), air pressure switch, gas pressure switch, operating thermostat, safety limit thermostat
- OUTPUTS: Ignition transformer, fuel valve (gas), fuel valve (oil), fan motor, alarm relay
- FLAME SUPERVISION: Ionization or UV sensor (e.g., QRA series)
- CONTROL LOGIC: Pre-purge, ignition, flame monitoring, post-purge, safety lockout
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (enclosure), IP40 (front panel when mounted)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Base-mounted with screw terminals
- OPERATING TEMPERATURE: 0 to +60 °C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial boilers, furnaces, air heaters, process heating plants
- BURNER TYPE: Forced draft gas and oil burners
- OPERATION MODE: Intermittent operation