Vega MINITRAC 31 4 … 20 mA_HART - four-wire Bedienungsanleitung PDF herunterladen (Seite 78)

11 Supplement

MINITRAC 31 • 4 … 20 mA/HART - four-wire

40447-EN-131119

Characteristics and performance data

Step response time

≤5s(withdamping1s)

Ambient conditions

Ambient, storage and transport tempera-

ture

-40 … +60 °C (-40 … +140 °F)

Process conditions

Fortheprocessconditions,pleasealsonotethespecicationsonthetypelabel.Thelowervalue

always applies.

Process pressure Unpressurized

Process temperature (measured on the

detector tube)

-40 … +60 °C (-40 … +140 °F)

With temperatures of more than 60 °C we recommend

the use of water cooling

Vibrationresistance

mechanical vibrations up to 1 g in the frequency range

5…200Hz

Electromechanical data - version IP 66/IP 67

Cable entry

Ʋ M20 x 1.5 2 x cable gland M20 x 1.5 (cable: ø 6 … 12 mm), 4 x

blind plug M20 x 1.5

Included: 1 x cable gland M20 x 1.5

Ʋ ½ NPT 5 x closing cap (red) ½ NPT

Included: 3 x cable gland ½ NPT (cable: ø 6 … 12 mm),

4 x blind plug ½ NPT

Spring-loaded terminals for wire cross-section

Ʋ Massive wire, cord 0.2 … 2.5 mm² (AWG 24 … 14)

Ʋ Stranded wire with end sleeve 0.2 … 1.5 mm² (AWG 24 … 16)

Display and adjustment module

Display element Display with backlight

Measured value indication

Ʋ Number of digits 5

Ʋ Sizeofdigits W x H = 7 x 13 mm

Adjustment elements 4 keys

Protection rating

Ʋ unassembled IP 20

Ʋ mounted into the housing without

cover

IP 40

Materials

Ʋ Housing ABS

Time span after a sudden measuring distance change by max. 0.5 m in liquid applications, max 2 m with bulk

solidsapplications,untiltheoutputsignalhastakenforthersttime90%ofthenalvalue(IEC61298-2).

Tested according to the guidelines of German Lloyd, GL directive 2.

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