LMV Series    Technical Instructions 
    Document No. LV5-1000 
SCC Inc.  Page 1  Section 1 
1-1:  Introduction 
 
The  LMV5  Burner  /  Boiler  Management  System  (BMS)  is  ideally  suited  for  use  with  steam 
boilers, hot water boilers, thermal fluid heaters, and industrial burners.  The LMV5 is extremely 
flexible, and encompasses the following features: 
 
•  Flame safeguard (independent processor) 
•  Fuel-air ratio control 
•  Load control / full PID control for pressure or temperature 
•  Integrated O
2
 trim 
•  Variable Frequen
cy Drive (VFD) control 
•  Fuel usage monitoring 
•  Efficiency monitoring 
•  Simultaneous operation of up to 5 rotary actuators (up to 6 connected) 
•  Dual setpoints 
•  Modbus communication 
•  Remote setpoint or remote firing rate from building automation or external controller 
•  Flue gas recirculation hold functions (LMV52) 
•  Thermal shock protection 
•  Valve proving / valve leak testing 
•  Dual flame scanner options 
 
 
 
 
Figure 1-1.1:  The Main Components of an LMV5 System