Siemens SINAMICS V90 - Digital Inputs;Outputs (Dis;Dos)

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SINAMICS V-ASSISTANT Online Help
94 Operating Manual, 04/2017, A5E36618042-003
4.4.1.2
Digital inputs/outputs (DIs/Dos)
DIs/Dos for SINAMICS V90 PN
DIs
You can assign a maximum of seven internal digital input signals to the SINAMICS V90 PN
servo drive. For detailed information about these signals, see the table below:
Name
Type
Description
Control mode
S
EPOS
RESET Edge
0→1
Reset alarms
• 0→1: reset alarms
✓ ✓
TLIM Level Torque limit selection
You can select two internal torque limit
sources with the digital input signal TLIM.
• 0: internal torque limit 1
• 1: internal torque limit 2
✓ ✓
SLIM Level Speed limit selection
You ca
n select two internal speed limit sources
with the digital input signal SLIM.
• 0: internal speed limit 1
• 1: internal speed limit 2
✓ ✓
EMGS Level Emergency stop
• 0: emergency stop
• 1: servo drive is ready to run
✓ ✓
REF Edge
0→1
Setting the reference point with a digital input
or reference cam input for reference approach-
ing mode
• 0→1: reference input
X ✓
CWL Edge
1→0
Clockwise over-travel limit (positive limit)
• 1: condition for operation
• 1→0: emergency stop (OFF3)
X ✓
CCWL Edge
1→0
Counter-clockwise over-travel limit (negative
limit)
• 1: condition for operation
• 1→0: emergency stop (OFF3)
X ✓