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VEGA VEGAPULS 61 (≥ 2.0.0 - ≤ 3.8) Profibus PA User Manual

Page 58

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30 mm (1.180 in)

15 mm (0.590 in)

0

-15 mm (- 0.590 in)

- 30 mm (- 1.180 in)

1,0 m (3.280 ft)

10 m (32.80 ft)

Fig. 39: Deviation VEGAPULS 61 with plastic horn antenna and increased sensitivity

Deviation in characteristics and characteristics

10)

Average temperature coefficient of the zero
signal (temperature error)

0.03 %/10 K

Resolution, general

>

1 mm (0.039 in)

Frequency

K-band (26 GHz technology)

Beam angle encapsulated antenna system at
-3 dB

22°

Beam angle plastic horn antenna at -3 dB

10°

Adjustment time

11)

>

1 s (dependent on the parameter setting)

Received average emitted power reaching an object directly in front of the antenna

-

Distance 1 m (39.37 in)

108 nW per cm² (108 x 10

-9

W/cm²) or 696.8 nW

pro in² (696.8 x 10

-9

W/in²)

-

Distance 5 m (196.9 in)

4.3 nW per cm² (4.3 x 10

-9

W/cm²) or 27.7 nW per

in² (27.7 x 10

-9

W/in²)

Accuracy

see diagram

10)

Relating to the nominal measuring range, incl. hysteresis and repeatability.

11)

Time to output the correct level (with max. 10 % deviation) after a sudden
level change.

58

VEGAPULS

61 • Profibus PA

10 Supplement

28444

-EN

-100426