Danfoss iC7 Series Operating Manual page 41

Operating Guide | iC7 Series Functional Safety
Table 17: Functional Safety Standards and Performance
Directive or Standard
Diagnostics
Mode of operation
1) At sea level
2) Proof tests can only be performed at Danfoss facilities when drive is refurbished.
10.2 Technical Data
Table 18: 24 V Digital Input for Safe Input for System Modules (+BEF2)
Function
Input type
Logic
Voltage level
Voltage level, logic 0 PNP
Voltage level, logic 1 PNP
Maximum voltage on input @ functional
Maximum voltage on input @ safe state
Input current
Equivalent input resistance
Isolation
Reverse polarity protection
Maximum input current off-state
Table 19: 24 V Digital Outputs for STO Feedback
Function
Output type
Voltage rating
Current rating
Isolation
Overload protection
Reverse polarity protection
Danfoss Drives Oy © 2024.09
(continued)
Diagnostic Test Interval (DTI)
Data
Single-ended/floating
• Active Low: STO function is activated due to:
- An external request
- A violation of another safety function
- A fault detected by the internal diagnostics
• Active High: STO function is inactive.
0–24 V DC
<5 V
>11 V
30 V
60 V
8 mA > I
3 kΩ < Ri < 12 kΩ @ 24 V
Functional
Yes
< 2 mA
Data
Sink/source
24 V DC open collector/60 V maximum
50 mA
Yes
Yes
Yes
Version
60 s
High demand, Low demand
> 2 mA @ 24 V
c
AQ477043679710en-000102 / 172K2965A |
Specifications
41