Wika IPT-11 Instrukcja Użytkownika Pobierz pdf (Strona 49)

Electrical protective measures

Protection

- Housing, standard IP 66/IP 67

21)

Overvoltage category III

Protection class II

Functional safety (SIL)

The functional safety is already activated Ex factory for instruments with SIL qualiﬁcation. For

instruments Ex factory without SIL qualiﬁcation, the functional safety must be activated by the user

for applications according to SIL via the indicating and adjustment module.

Functional safety according to IEC 61508-4

- Single channel architecture (1oo1D) up to SIL2

- double channel diversitary redundant

architecture (1oo2D)

up to SIL3

You will ﬁnd detailed information in the Safety Manual of the instrument series.

Approvals

Depending on the version, instruments with approvals can have diﬀerent technical data. For these

instruments, please note the corresponding approval documents. They are included in the scope

of delivery.

21)

Instruments with gauge pressure measuring ranges cannot detect the am-

bient pressure when submerged, e.g. in water. This can lead to falsiﬁcation

of the measured value.

Process pressure transmitter IPT-1* Vers. 3.0 - metalic sensor • 4 … 20 mA/HART 49

10 Supplement

31543-EN-090130

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Wika IPT-11 Instrukcja Użytkownika Strona 49