Vega VEGAPULS 61 (≥ 2.0.0 - ≤ 3.8) 4 … 20 mA__HART four Bedienungsanleitung PDF herunterladen (Seite 50)

10 Supplement

10.1 Technical

data

General data

316L corresponds to 1.4404 or 1.4435

Materials, wetted parts

- Process ﬁtting thread G1½ A and 1½ NPT: PVDF, Tri-Clamp 2"

and 3", bolting DN 50 and DN 80: adapter of 316L

- Antenna PVDF

- Seal thread FKM (Viton)

- Seal, bolting FKM (Viton)

Materials, non-wetted parts

- Housing Aluminium die-casting powder coated

- Seal between housing and housing

cover

NBR (stainless steel housing), silicone (Alu/plastic

housing)

- Inspection window in housing cover for

PLICSCOM

Polycarbonate (UL-746-C listed)

- Ground terminal 316Ti/316L

Weight depending on process ﬁtting and

housing material

0.7 … 3.4 kg (1.543 … 7.496 lbs)

Output variable

Output signal 4 … 20 mA/HART (active)

Cycle time min. 1 s (dependent on the parameter setting)

Signal resolution 1.6 µA

Failure signal current output (adjustable) mA-value unchanged 20 .5 mA, 22 mA, < 3.6 mA

(adjustable)

Max. output current 22 mA

Load < 500 Ω

Damping (63 % of the input variable) 0 … 999 s, adjustable

Fulﬁlled NAMUR recommendations NE 43

HART output values

- 1. HART value (Primary Value) Distance to the le vel

- 2. HART value (Secondary Value) Distance to the le vel - scaled (for example hl, %)

Resolution, digital > 1 mm (0.039 in)

Input variable

Measured variable distance between process ﬁtting and product sur-

face

With inductive load ohmic share min. 25 Ω/mH.

50 VEGAPULS 61 • 4 … 20 mA/HART four-wire

10 Supplement

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