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General| Brand | Siemens |
|---|---|
| Model | SCALANCE M876-4 |
| Category | Network Router |
| Language | English |
General recommendations for ensuring device and plant security, including regular checks and evaluation.
Measures to limit physical access to the device and protect sensitive data on memory cards.
Recommendations for keeping software updated and securing device access via protocols and firewalls.
Guidelines for defining and using strong, unique passwords to enhance device security.
Recommendations for managing security keys and certificates for TLS, VPN, and SINEMA RC.
Guidance on avoiding non-secure protocols and using secure alternatives like SSH and HTTPS.
Explanation of the LED indicators on the device for status and error reporting.
General safety precautions to observe during device installation.
Specific safety notices for installing devices in hazardous areas, including explosion protection.
Essential safety notices to follow when connecting the device's power supply.
Safety precautions specific to operating the device in hazardous areas, including explosion risks.
Information on connecting the power supply using the 5-pin terminal block.
Instructions for proper grounding to enhance EMC immunity and ensure safe operation.
Details on wiring the digital input and output signals, including voltage limits and cable length.
Guidance on connecting antennas, including SMA socket type, impedance, and lightning protection.
Technical specifications for the SCALANCE M874-2 GPRS/EDGE router.
