Burnertech Inverterjet 50M, Installation / Service / User Manual

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Installation / Service / User Manual BURNERTECH
16
5.1.3 Fan speed
Unless prior knowledge of the application is available or alternative speeds are requested, each
burner is pre-programmed with the following fan speeds:
INVERTERJET 50 90
Maximum 5850 rpm 8500 rpm
Minimum 1500 rpm 1500 rpm
Ignition 30%
5.1.3.1 Fan speed adjustment
The following flowchart (Fan speed control flowchart) shows how the fan speed is controlled during
a complete burner sequence. The basic states are:
•
Stand-by, fan is off or at Continuous Fan speed when this option is selected;
•
Pre-purge;
•
Ignition;
•
Run state, fan speed is controlled by modulation input
, see section “Normal heating mode”.
•
Post purge.
The desired fan speed in Continuous and Ignition mode can be independently programmed.