Technical specifications
A.12 Technology modules
Technical data
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
Insulation
Insulation tested with
Ambient conditions
Operating temperature
Min.
Max.
Horizontal installation, min.
Horizontal installation, max.
Vertical installation, min.
Vertical installation, max.
1486
SM 1278 4xIO-Link Master signal module
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
707 V DC (type test)
-20 °C
60 °C
-20 °C
60 °C
-20 °C
50 °C
System Manual, V4.2, 09/2016, A5E02486680-AK
S7-1200 Programmable controller