BOILERS WATER HEATERS POOL HEATERS
RBI Futera III Modulation
gasvalve gas P G = P A PAPAPAPA PGPGPGPG air Symmetric air/fuel Coupling
3/32” – 1/8” gap Long Life Burner
Digital Text Display Tekmar Control RM7895C Honeywell Connection Terminal Strip Control Cabinet
Tekmar MPA
Tekmar MPA Control Settings Mode 4
Futera III Wiring Diagram Presentation G
Main Control Board Frequency Drive Power Supply
120 VAC Supply
Main BoardFlame Safeguard Light Display Tekmar
LWCO Interlock
Boiler Enable
Flame Safeguard Main Board Tekmar
4-20mA Modulation Signal (Mode 4)
Boiler Alarm Contacts
Supply/DHW Temp. Sensor (Mode 2 and 3)
Pump Connections
Power Supply
Power Switch On
C2 Contact Closes
Hi-Limit OK
External 4-20 ma signal
Call For Heat
Heat Demand To Tekmar
Pump/STG Contacts Close
Pump Energizes
Switch Reset
Flow OK
Interlock Circuit Made
Limit String To Flame Safeguard
Air Flow Switch Makes
Lockout Interlock Satisfied
10 Second
10 Sec. Pilot Trial For Ignition
Pilot Failed To Light
10 Sec. Pilot Trial For Ignition
Flame Sensed
10 Sec. Main Gas Trial For Ignition
Boiler Inlet-Outlet Sensors
Supply/DHW Sensor Modes 2 & 3
Hi-Limit Trips
THANK YOU! We look forward to working closely with all of you in the near future: