Siemens SENTRON PAC3120 Manual page 18

Description
2.1 Features
Security
● Hardware write protection
● Password protection
● Device access control (IP filter) (PAC3220 only)
● Configurable Modbus TCP port (PAC3220 only)
● DHCP protocol included (PAC3220 only)
● SNTP protocol included (PAC3220 only)
● Lead seals can be attached
Using "Password protection" and "Hardware write protection", you can protect against write
access to the device settings. The protection takes effect in case of the following actions:
● Modify parameters in device
● Reset maximum
● Reset minimum
● Reset counter
● Reset device
● Reset device to factory defaults
● Reset password
● Update firmware on device
The data can be read without any restrictions.
Note
Activation of the hardware write protection
When the power monitoring device is connected to a network, it is recommended that the
hardware write protection is activated.
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PAC3120 and PAC3220
Equipment Manual, 10/2019, L1V30425208F-01