2 communication profibus pa – VEGA VEGAFLEX 81 Profibus PA User Manual

Page 90

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11 Supplement

VEGAFLEX 81 • Profibus PA

44217-EN-130910

Ʋ Inspection window

Polyester foil

Integrated clock
Date format

Day.Month.Year

Time format

12 h/24 h

Time zone Ex factory

CET

Rate deviation max.

10.5 min/year

Measurement electronics temerature
Resolution

1 °C (1.8 °F)

Accuracy

±1 °C (1.8 °F)

Voltage supply
Operating voltage

Ʋ Non-Ex instrument

9 … 32 V DC

Ʋ EEx-ia instrument - Power supply

FISCO model

9 … 17.5 V DC

Ʋ EEx-ia instrument - Power supply

ENTITY model

9 … 24 V DC

Ʋ EEx-d instrument

14 … 32 V DC

Number of sensors per DP/PA segment coupler, max.

Ʋ Non-Ex

32

Ʋ Ex

10

Electrical protective measures
Protection, depending on housing version

Ʋ Plastic housing

IP 66/IP 67

Ʋ Aluminium housing, stainless steel

housing - investment casting, stain-

less steel housing - electro-polished

IP 66/IP 68 (0.2 bar)

5)

Ʋ Aluminium and stainless housing, in-

vestment casting (optionally available)

IP 66/IP 68 (1 bar)

Overvoltage category

III

Protection class

III

Approvals
Instruments with approvals can have different technical data depending on the version.
For that reason the associated approval documents of these instruments must be carefully noted.

They are part of the delivery or can be downloaded under www.vega.com and "VEGA Tools" as

well as under "Downloads" and "Approvals".

11.2 Communication Profibus PA

Instrument master file

The instrument master file (GSD) contains the characteristic data of the Profibus PA instrument.

5)

The prerequisites for maintaining the protection rating are a suitable cable as well as correct mounting.

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