Siemens SIMATIC NET S7-1200 User Manual

LEDs and connectors
3.2 LEDs
CP 1243-1 DNP3, CP 1243-1 IEC
20 Operating Instructions, 02/2014, C79000-G8976-C312-02
3.2
LEDs
LEDs of the module
The module has various LEDs for displaying the status:
●
LED on the front panel
The "DIAG" LED that is always visible shows the basic statuses of the module.
●
LEDs below the upper cover of the housing
The LEDs below the upper cover provide more detailed information on the module status.
Table 3- 1
LED on the front panel
LED / colors
Name
Meaning
(red / green)
DIAG
Basic status of the module
Table 3- 2
LEDs below the upper cover of the housing
LED (color)
Name
Meaning
(green)
LINK
Status of the connection to Industrial Ethernet
(green)
CONNECT
Status of the connections to masters
(green)
VPN
- inactive -
(green)
SERVICE
Status of a connection for online functions
LED colors and illustration of the LED statuses
The LED symbols in the following tables have the following significance:
Table 3- 3
Meaning of the LED symbols
Symbol
-
LED status
OFF
ON (steady light)
Flashing
Not relevant
Note
LED colors when the module starts up
When
the module starts up, all its LEDs are lit for a short time. Multicolored LEDs display a
color mixture. At this point in time, the color of the LEDs is not clear.

Siemens SIMATIC NET S7-1200 Specifications

General

Supply voltage	24 V DC
Protection class	IP20
Product type designation	S7-1200
Transfer rate	10/100 Mbit/s
Number of ports	4
Power consumption	2.5 W
Operating temperature	0 °C to 60 °C
Mounting type	DIN rail
Switching capacity	1 Gbps