Siemens Sinumerik 840DiE sl - Page 499

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© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
840Di sl–specific Data and Functions
18.1 Interface signals
For detailed information on interface signals, please refer to the descriptions of
functions:
S /FB1/ Description of Functions – Basic Functions
S /FB2/ Description of Functions – Extended Functions
S /FB3/ Description of Functions – Special Functions
S /FBSY/ Description of Functions – Synchronized Actions
For a complete list of all existing interface signals, please refer to:
S /LIS/ Lists, Section: Interface signals
18.1.1 840Di sl–specific interface signals
DB number Byte, bit Name Doc.
reference
Signals from NC to PLC
10 108.2 MMC ready, communication via MPI
10 108.3 MMC ready, communication via Softbus
10 109.4 PC OS fault
10 57.3 PC shutdown
18.1.2 Interface signals not supported
DB number Byte, bit Name Doc.
reference
Axis/spindlespecific Signals from PLC to axis/spindle
31, ... 20.0 Acceleration switch V/Hz operation
31, ... 20.2 Torque limit 2
Safety Integrated signals from PLC to axis/spindle
31, ... 22.0 Deselection of safe velocity and zero speed (deselection of SBH/SG)
31, ... 22.1 Deselection of safe operational stop (deselection of SBH)
31, ... 22.3 Velocity limit, bit value 0 (SG selection)
31, ... 22.4 Velocity limit, bit value 1
31, ... 23.0–23.2 Ration selection, bit value 0 to bit value 2
31, ... 23.5 Enable limit switch pair 2
31, ... 23.7 Activate test stop
Signals from axis/spindle to PLC
31, ... 92.0 Setting–up mode active
31, ... 92.2 Torque limit 2 active
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