Data Lists; Machine Data; Channel­specific Machine Data; Axis/Spindle­specific Machine Data - Siemens SINUMERIK 840D sl Function Manual

6.6

Data lists

6.6.1

Machine data

6.6.1.1 Channel­specific machine data
Number Identifier: $MC_
21204 LIFTFAST_STOP_COND
21380 ESR_DELAY_TIME1
21381 ESR_DELAY_TIME2
6.6.1.2 Axis/spindle­specific machine data
Number Identifier: $MA_
37500 ESR_REACTION
6.6.2

System variables

Identifier
$A_DBB
$A_IN
$A_OUT
$AA_ESR_ENABLE[<axis>]
$AA_TYP[<axis>]
$AA_ESR_TRIGGER[<axis>]
$AC_ALARM_STAT
$AC_ESR_TRIGGER
$AC_STAT
6.6.3

Signals

6.6.3.1

Signals to channel

DB number Byte.bit
21, ... 6.0
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Meaning
Read/write data byte from/to PLC
Digital input
Digital output
Enable "Extended stop and retract"
Axis type
Initiate ESR for PLC controlled axis (single axis)
Alarm status in the channel
Trigger ESR, channel-specific
Channel status
name
Feed disable
R3: Extended stop and retract
Description
Stop characteristics for rapid lift
Delay time (STOPBYALARM, NOREAD) for ESR axes
Time for interpolatory braking of ESR axes
Description
Reaction definition with extended stop and retract
6.6 Data lists
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