Siemens S120 User Manual

Control Units, Control Unit Adapters and operating components
7.4 Control Unit CU310-2 DP (PROFIBUS)
AC Drive
306 Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4
7.4.2.13
Measuring sockets
Table 7- 34 Measuring sockets T0, T1, T2
Socket
Function
Technical data
T0
Measuring socket 0
Voltage: 0 … V
Resolution: 8 bits
Load current: max. 3 mA
Continued-short-circuit-proof
The reference potential is terminal M
T1
Measuring socket 1
T2
Measuring socket 2
GND Ground
The measuring sockets are only suitable for multiple-spring wire plugs with a diameter of 2 mm.
Note
Measuring so
ckets support commissioning and diagnosis. It must not be connected for
normal operation.
7.4.2.14
S5 DIP switch
DIP switch S5 is used to switch the analog input between voltage input or current input. It is
located under the blanking cover (see CU310-2 PN Interface Overview (Page 263).)
Table 7- 35 DIP switch S5 - switchover between voltage/current
Switch
Function
S5.0
Switchover between voltage (U) / current (I)
S5.1 Not assigned
7.4.2.15
DIAG button
The DIAG pushbutton is reserved for service functions.
7.4.2.16
RESET button
Pressing the RESET button restarts the CU310-2 DP after expiry of a preset time. A data
backup is run at the same time. This means that all the settings are retained.

Siemens S120 Specifications

General

Communication interfaces	PROFINET, PROFIBUS, Ethernet
Protection features	Overcurrent, overvoltage, overtemperature, short circuit
Storage temperature range	-25°C to +70°C
Relative humidity	5 to 95% (non-condensing)
Enclosure rating	IP20
Cooling method	Air cooling
Operating temperature range	0 to +55 °C