Communication modules
6.5 CP52A0 GDM access module
SIMATIC TDC hardware
System Manual, 08/2017, A5E01114865-AL
157
6.5.2
Using the CP52A0 - 6DD1660-0BH1
Please note the following when using the GDM access module CP52A0 with article number
6DD1660-0BH1.
Note
CP52A0 with article number 6DD1660-0BH1
The use of a GDM access module CP52A0 with article number 6DD1660-0BH1 requires a
CP52IO with at least functional status 7 on the receiver side.
6.5.3
Control and display elements
LED displays
The CP52A0 GDM access module is equipped with six LEDs that provide information on the
current operating state of the module.
Table 6- 18 LED displays of the CP52A0 GDM access module
LED designation (color)
Function
H1 (green)
Operating state of the CP52A0 GDM access module
H2 (red)
H3 (green)
FOC interface is transmitting data
H4 (yellow)
FOC interface is receiving error-free data
H5 (green)
Startup ID
H6 (yellow)
Send authorization for clock triggers or base sampling time
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