Function Testing Of Measuring System - Endress+Hauser Nivotester FTL325P Brief Operating Instructions

Commissioning
7.2.4 MIN safety mode with fault signaling
1
0 V
2
 16 Switching behavior and signaling
7.3

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, FTL62, FTL64 with electronic insert FEL67 as per SIL
and WHG (German Water Resources Act)
See the Functional Safety Manual and WHG approval
The certificates, approvals and other documentation currently available can be accessed
as follows:
Endress+Hauser website:
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.
20
MIN
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ca. 50 Hz
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ca. 150 Hz
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0 Hz
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0 Hz
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www.endress.com
Nivotester FTL325P single-channel
4 5 6
15 16
4 5 6
15 16
4 5 6
15 16
4 5 6
15 16
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A0039193
Endress+Hauser