Sb 153: control and position monitoring of flaps, Sb 154: control and position monitoring of valves – Pilz PSS SB FT, Basic license User Manual
Page 187
9-5
Modular Block System: Burner Management
Changes from Version 1.1 to Version 11.2
• Error evaluation has been improved
• Improvement of the start-up after pressure has fallen below the minimum
air pressure
AirP
SB 153: Control and position monitoring of flaps
Version Date CRC
1.0
19.08.97
FE10
1.1 30.04.98 3C9A
Changes from Version 1.0 to Version 1.1
Selection of the drive direction for the case where input parameters
DirC
and
DirO must always operate inversely to each other.
(Pulse edge evaluation of the input parameter
DirC has been improved,
thereby improving the control of the output parameter
CLOS for closing the
flap).
SB 154: Control and position monitoring of valves
Version
Date
CRC
1.0
20.08.97
7E42
1.1
30.04.98
7F54
Changes from Version 1.0 to Version 1.1
Selection of the drive direction for the case where input parameters
Dir1 and
Dir2 must always operate inversely to each other.
(Pulse edge evaluation of the input parameters
Dir1 has been improved,
therby improving the control of the output parameter
VAV for closing the
valve).