Nivotester FTL325P, 3-channel Commissioning
Endress+Hauser 35
8.3 Function testing of measuring system
Function testing of measuring system without a change in level
• Function testing of Liquiphant M/S FTL50/51/50H/51H/51C; FTL70/71 with electronic
insert FEL57, see KA00147F
• Proof testing of Liquiphant FTL51B with electronic insert FEL67 as per SIL
See the Functional Safety Manual and WHG approval
The certificates, approvals and other documentation currently available can be
accessed as follows:
Endress+Hauser website: www.endress.com → Downloads.
In the event of a power failure, the self-test runs automatically.
Consider the impact on the function of the system. Provide a switching delay if
required.
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