Siemens SIMATIC NET Operating Instructions Manual - Page 23

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Siemens SIMATIC NET Operating Instructions Manual

Technical specifications

Technical specifications of the 12M bus terminal
Connector to the DTE
Transmission speed
Supply voltage
Current consumption
Total power loss
Weighting factor *
)
*
You will find more information on the weighting factor in the "SIMATIC NET PROFIBUS
)
Network" manual on the Internet pages of Siemens Industry Online Support under the following
entry ID: 35222591 (http://support.automation.siemens.com/WW/view/en/35222591).
Electromagnetic compatibility
Emission
Limit class
Noise immunity on signal lines
Immunity to static discharge
Immunity to RF interference
Climatic conditions
Operating temperature
Storage/transportation temperature
Relative humidity
12M bus terminal
Operating Instructions, 06/2022, C79000-G8976-C333-02
9pin D-sub male connector
9.6 kbps ... 12 Mbps
5 VDC +/- 5 %
Safety extra-low voltage (SELV) to EN 60950
90 mA at 5 V
0.45 W
0.1
in operation at 1.5 Mbps along with RS485 bus terminal.
B complying with EN 55022=CISPR 22
+/- 2 kV (acc. to IEC 801-5 / IEC 1000-4-5, surge)
+/- 2 kV (acc. to IEC 801-4 / IEC 1000-4-4, burst)
+/- 6 kV, contact discharge (acc. to IEC 801-2; ESD / IEC
1000-4-2)
10 V/m with 80 % amplitude modulation with 1 kHz, 80 MHz
- 1 GHz (acc. to IEC 801-3 / ENV 50140)
10 V/m 50 % load factor at 900 MHz (acc. to ENV 50204)
10 V with 80 % amplitude modulation at 1 kHz
10 kHz - 80 MHz (acc. to IEC 801-6 / ENV50141)
0 ... 60 °C
-40 ... 70 °C
max. 95 % at +25 °C no condensation
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