Siemens SIMATIC S7-1500 Motion Control V13 - Positionlimits_Hw Tags (Positioning Axis;Synchronous Axis)

Appendix
A.2 Tags of the positioning axis/synchronous axis technology object
S7-1500 Motion Control V13 Update 3
Function Manual, 07/2014, A5E03879256-AC
341
A.2.13
PositionLimits_HW tags (positioning axis/synchronous axis)
The tag structure <TO>.PositionLimits_HW.<tag name> contains the configuration for
position monitoring with hardware limit switches. Hardware limit switches are used to limit
the traversing range of a positioning axis.
Tags
Legend (Page 332)
Tag
Data type
Values
W
Description
PositionLimits_HW.
STRUCT
Active BOOL - RES FALSE: Monitoring disabled
TRUE: Monitoring enabled
With "Active", both (negative and positive) hardware
limit switches are enabled or disabled.
MinSwitchLevel BOOL - RES Level selection for enabling of the negative hardware
limit switch:
FALSE: Lower level (low-enabled)
TRUE: Upper level (high-enabled)
MinSwitchAddress
UDINT
0 to 65535
RON
Byte number for the negative hardware limit switch
MinSwitchBitNumber
UDINT
0 to 7
RON
Bit number for the negative hardware limit switch
MaxSwitchLevel BOOL - RES Level selection for enabling of the positive hardware
limit switch:
FALSE: Lower level (low-enabled)
TRUE: Upper level (high-enabled)
MaxSwitchAddress UDINT 0 to 65535 RON Byte number for the positive hardware limit switch
MaxSwitchBitNumber
UDINT
0 to 7
RON
Bit number for the positive hardware limit switch
See also
Evaluating the technology data block (Page 173)