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18. Interface specifications
MiR250 Shelf Carrier User Guide (en) 03/2021 - v.1.4 ©Copyright 2021: Mobile Industrial Robots A/S.
241
Auxiliary Safety Functions A and B
The Auxiliary safety functions interfaces are designed to support Emergency and Protective
stops and other safety functions—see
.
Figure 18.4. The pins of the Auxiliary safety functions interfaces.
Safety A:
Pin no.
Signal name
Type
Description
1
Test output 1
Output
24 V test signal. Sends test pulses (not
on constantly).
2
STO feedback 1
Input
Feedback from top module safety relay
1.
3
Pins down
Input
Indicates when the carrier pins are
lowered.
Table 18.4.
Description of the pins in the Auxiliary safety function interface A in