AKD-C Installation | 7 Technical description and data
7.15.8 Technical data and connection
The global STO inputs are not compatible with IEC 61131-2. Connector X16 (STO signals)
ensures requirements of pollution level 3 according to IEC 60664-1.
STO-Enable inputs
inputs do not match IEC61131-2
galvanic isolation for 250 VDC
OFF: 0 VDC to 12 VDC, < 50 mA
ON: 18 VDC to 30 VDC, 210 mA +10 mA per AKD-N
tolerated OSSD pulse duration 300 µs
STO-Status outputs
as per IEC61131-2 type 1
max. 30 VDC, 100 mA
galvanic isolation for 250 VDC
STO 24 VDC supply
PELV acc. to EN 60204-1
Output 24 VDC +/-10%
Current 5 A (full system STO supply)
Pinout connector X16 STO Signals
Pin
Signal
Description
1
STO-Status 1
STO-Status message string 1
2
STO-Status 2
STO-Status message string 2
3
+24
STO +24 VDC supply
4, 5
GND
STO GND
6
STO-Enable 1
STO Enable string 1
7
GND
STO GND
8
STO-Enable 2
STO Enable string 2
Wiring diagram STO Signals
42
Kollmorgen | kdn.kollmorgen.com | February 2018
