beautypg.com

Blocks required, Standard function blocks, Sb088 – Pilz PSS SB HYD, Basic license User Manual

Page 208

background image

6-146

Modular Block System: Hydraulic Presses

Standard Function Blocks

- Bit 13:

No signal change detected from input parameter

S2. During

the working cycle of valve Y2 (valve switching on and off), the
valve has retained its start position (valve de-energised,
acknowledgement present).
Remedy: Check switch, cable, input card and all conditions
and then reset (input parameter

RSET)

- Bit 14:

Invalid time entered under input parameter

TOn

Remedy: Enter a permitted value (for details of value range
see input parameter

TOn).

- Bit 15:

Invalid time entered under input parameter

TOff

Remedy: Enter a permitted value (for details of value range
see input parameter

TOff).

• Error messages on the CPU-display

- None

Global parameters used in administration data block DB015

Global parameters may be set in OB120 using SB070.

• DW1022: PSS scan time

Blocks required

• DB015:

Administration data block

DB015 must consist of its total length of 1024 data words.
DB015 must have READ/WRITE access.

SB088