Technical Data - Danfoss iC7 Series Operating Manual

iC7 Series Functional Safety
Operating Guide
Directive or Standard
Reaction time
Mode of operation
Input to output response time with shielded cables. Otherwise, a maximum of 20 ms might be added to this value under worst case EMC condi-
1
tions.

7.2 Technical Data

Control input and outputs are galvanically isolated from supply voltage (PELV) and other high voltage terminals, unless otherwise
specified.
Table 12: 24 V digital input for STO input (Functional Safety Group 1, +BEF1)
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
Max input current off-state
Table 13: 24 V digital outputs for STO feedback
Function
Output type
Voltage rating
Current rating
Isolation
Overload protection
Reverse polarity protection
ON state voltage
Off state leakage current
Danfoss A/S © 2023.03
Input to output response time
Fault reaction time
High demand, Low demand, and Continuous
Version
< 30 ms
< 30 ms
Data
Single ended/floating
PNP
0–24 V DC
<5 V
>11 V
30 V
60 V
8 mA > I
3 kΩ < Ri < 4.7 kΩ@ 24 V
Functional
Yes
0.1 mA
Data
Sink/source
24 V DC open collector /60V max
50 mA
Yes
Yes
Yes
>17.4 V
0.1 mA
Specifications
(1)
> 5 mA @ 24 V
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