Pilz PSS SB FT, Basic license User Manual
Page 5
3
Modular Block System: Burner Management
Programming guidelines
6-4
Timing diagrams
6-9
Setting / resetting the step without time delay and monitoring time 6-9
Setting/resetting the step with time delay but without monitoring
time
6-11
Setting/resetting the step without time delay but with monitoring
time
6-12
Setting/resetting the step with time delay and monitoring time
6-13
SB150: Flame monitoring
6-14
Block header
6-14
Input parameters
6-14
Output parameters
6-15
Function:
6-15
Error messages
6-15
Blocks required
6-16
Programming guidelines
6-17
Timing diagrams
6-19
Signal cycle with an uninterrupted burner start-up or uninterrupted
burner stop sequence
6-19
Flame monitor error
6-20
Spurious signals when monitoring for “flame not established”
6-20
Spurious signals before and during monitoring for
“flame established”
6-21
Spurious signals during monitoring for “flame established”
6-21
SB151: Transient suppression
6-22
Block header
6-22
Input parameters
6-22
Output parameters
6-23
Function
6-23
Error messages
6-23
Blocks required
6-24
Programming guidelines
6-24
Timing diagrams
6-25
Setting the ENBL output automatically when the signal is
recovered
6-25
Setting the ENBL output after a reset when the signal is
recovered
6-25
Spurious signal sequence at BASE input
6-26
Spurious signal sequence at AuSt input
6-26