Beckett 7590 Gas Power Burner Control - Manual (Page 3)

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GeniSys Gas Power Burner Control Installation and Operation Manual
Table 1 - Ignition Model Numbers
Model Line Model Description Part Number
Feature
120 volt Igniter and blower motor
output
24 volt gas valve
output
2 Pin- connector
for
pressure switch
Non-volatile
lockout*
Gas Power
Burner
Standard 7590DYYYY X X X
No Pressure Switch 7590TYYYY X X
Non-volatile Manual
Reset
7590CYYYY X X X X
The standard model 7590 is designed for use on applications below 400,000 BTUs. For
applications above 400,000 BTUs, contact Beckett’s Engineering Group.
*Non-volatile lockout cannot be cleared by removing power from the control. The
control must be reset by pressing the Status/Reset button when the control is powered.
Features
◦ For use in Natural Gas or LP gas applications.
◦ Controls 120 Vac spark igniter, motor/blower and 24 Vac gas valve, 50/60 HZ
◦ Provides proof of flame through flame rectification using a separate flame rod
◦ Checks combustion air proving switch contacts (24 Vac) on 7590C and 7590D
models to prove moving combustion air and guard against welded contacts.
◦ Field selectable for either lockout or recycle on loss of combustion air
◦ Field selectable relight or recycle operation on loss of flame (may be factory locked)
◦ Field selectable single or multiple trials for ignition on some models (may be locked)
◦ Field selectable ignition timing on some models (may be factory locked)
◦ Field selectable pre-purge timing (may be factory locked)
◦ The microprocessor is checked for proper operation prior to each ignition cycle
◦ Check for welded valve relays on each cycle
◦ Mounts on standard 4 x 4 junction box
◦ 3 status LEDs supply basic diagnostics, additional diagnostic information and field
configuration will be available through a separate diagnostic tool
◦ An optional separate alarm module provides alarm contacts (dry contacts)
◦ A reset button is standard on all controls, non-volatile manual reset logic is available
on specific models (7590C).
◦ Communication Port to connect diagnostic tool and alarm module