Introduction
1-6
750-382
CBT
1.4 — Controls
1.4.1 — Full modulation controls
The CB Falcon steam boiler control is an integrated burner management and modulation control with a color
touch-screen display/operator interface.
The controller is capable of the following functions:
•
Burner sequencing with safe start check, pre-purge, direct spark ignition, and post purge.
• Electronic ignition.
• Flame Supervision.
• Safety shutdown with time-stamped display of lockout condition.
• PID modulating steam pressure set point control.
• Supervision of low and high gas pressure, air proving, stack back pressure, high limit, and low water.
• First-out annunciator.
• Real-time data trending.
• (3) pump/auxiliary relay outputs.
• Modbus communication capability.
CONTROLS ABBREVIATIONS:
ALWCO - Auxiliary Low Water Cutoff
HLC - High Limit Control
HWA - High Water Alarm
OLC - Operating Limit Control
LWCO - Low Water Cutoff
(Optional)
(Optional)
(Optional)
FIGURE 1-6. Control panel, full modulation
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