Siemens S7-1200 System Manual page 932

Technical specifications
A.10 Technology modules
Technical data
IO-Link
Number of ports
Number of ports which can be controlled at the same
time
IO-Link protocol 1.0
IO-Link protocol 1.1
Operating mode
IO-Link
DI
DQ
Connection of IO-Link devices
Port type A
Transmission rate
Cycle time, min.
Size of process data, input per port
Size of process data, input per module
Size of process data, output per port
Size of process data, output per module
Memory size for device parameters
Cable length unshielded, max. (meters)
Interrupts/diagnostics/status information
Status display
Interrupts
Diagnostic interrupt
Diagnostic alarms
Diagnostics
Monitoring of supply voltage
Short circuit
Diagostic indicator LED
Monitoring of supply voltage
Channel status display
For channel diagnostics
For module diagnostics
Electrical isolation
Electrical isolation channels
Between the channels
Between the channels and the backplane bus
Permitted potential difference
932
SM 1278 4xIO-Link Master signal module
4
4
Yes
Yes
Yes
Yes
Yes; max. 100 mA
Yes
4.8 kBd (COM1)
38.4 kBd (COM2)
230.4 kBd (COM3)
2 ms, dynamic, dependent on the user data length
32 bytes; max.
32 bytes
32 bytes; max.
32 bytes
2 Kbytes
20 m
Yes
Yes; port diagnostics is only available in IO-Link mode
Yes
Yes
Yes; flashing red DIAG LED
Yes; per channel one green LED for channel status Qn
(SIO mode) and PORT status Cn (IO-Link mode)
Yes; red Fn LED
Yes; green/red DIAG LED
No
Yes
System Manual, 03/2014, A5E02486680-AG
S7-1200 Programmable controller