Endress+Hauser Liquiphant FTL64 - Advanced Safety and Product Overview; Functional Safety and IT Security Considerations; Product Design and Capabilities

Liquiphant FTL64 HART Product description
Endress+Hauser 9
2.6 Functional Safety SIL (optional)
The Functional Safety Manual must be strictly observed for devices that are used in
functional safety applications.
2.7 IT security
We only provide a warranty if the device is installed and used as described in the
Operating Instructions. The device has safety mechanisms integrated to prevent users
from inadvertently changing settings.
Provide additional protection for the device and data transfer to/from the device
‣
IT security measures defined in the plant owner/operator's own security policy must be
implemented by plant owners/operators themselves.
2.8 Device-specific IT security
The device offers specific functions to support protective measures by the operator. These
functions can be configured by the user and guarantee greater in-operation safety if used
correctly. An overview of the most important functions is provided in the following section:
• Write protection via hardware write protection switch
• Access code (applies for operation via display, Bluetooth or FieldCare, DeviceCare, AMS,
PDM)
3 Product description
• Point level switch for all liquids, for minimum or maximum detection in tanks, vessels
and pipes
• Suitable for high-temperature applications up to 280 °C (536 °F)