Pilz PSS SB FT, Basic license - Manual (Page 107)

Modular Block System: Burner Management 6-63
- Bit 04: Order when calling up the step via NEXT was not maintained:
safety shutdown is carried out.
Remedy: Calling up steps via the parameter
NEXT must be
carried out in ascending order and steps must not be missed
out! Triggering the
ENBL from SB152 will automatically reset
the sequence (SB149).
- Bit 05: The gas pressure monitor shows the gas pressure during the air
pressure test:
Safety shutdown is carried out
Remedy: Press the reset button and then the start button.
- Bit 06: The air pressure monitor shows the air pressure during the gas
pressure test:
Safety shutdown is carried out
Remedy: Press the reset button and then the start button.
• Error messages on the CPU-display
E001: Parameter error
The
SSNR does not lie within the limits 1 ... 200. The incorrect
SSNR is stated in DB015/DW0000 (see section “Administration
data blocks DB015, DB016 and DB017" in chapter 5).
Blocks required
• DB002: Will be made available when the configurator is called up.
• DB015: Administration data block
DB015 must consist of its total length of 1024 data words and
have Read/Write access (see the section “Administration data
blocks DB015, DB016 and DB017” in chapter 5).
• OB101: Calling up SB156
• SB152: BR_START for the error reaction
• SB154: VALVE, for valve changeover (valves with final position
monitoring).
• SB156: TIGHT_C
• SB255: Operating system call up