Vega VEGABAR 87 4 … 20 mA_HART - Quick setup guide User Manual download pdf (Page 17)

6 Supplement

VEGABAR 87 • 4 … 20 mA/HART

46690-EN-131125

6 Supplement

6.1 Technical data

Electromechanical data - version IP 66/IP 67 and IP 66/IP 68; 0.2 bar

Options of the cable entry

Ʋ Cable gland M20 x 1.5

Ʋ Cable diameter (options) 5 … 9 mm (0.20 … 0.35 in)

6 … 12 mm (0.24 … 0.47 in)

10 … 14 mm (0.39 … 0.55 in)

Ʋ Cable entry ½ NPT

Ʋ Blind plug M20 x 1.5; ½ NPT

Ʋ Closing cap M20 x 1.5; ½ NPT

Plug options

Ʋ Signal circuit PlugM12x1,accordingtoISO4400,HartingHAN,

7/8" FF

Ʋ Indication circuit M12 x 1 plug

Wire cross-section (spring-loaded terminals)

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)

Voltage supply

Operating voltage U

Ʋ Non-Ex instrument 9.6 … 35 V DC

Ʋ Ex-d instrument 9.6 … 35 V DC

Ʋ Ex-ia instrument 9.6 … 30 V DC

Ʋ Ex-d-ia instrument 15 … 35 V DC

Ʋ Ex-d-ia instrument with ship approval 15 … 35 V DC

Interpolation protection Integrated

Permissibleresidualripple-Non-Ex,Ex-iainstrument

Ʋ for U

12 V DC (9.6 V< U

< 14 V) ≤0.7V

e

(16…400Hz)

Ʋ for U

24 V DC (18 V< U

< 35 V) ≤1.0V

e

(16…400Hz)

Permissible residual ripple - Ex-d-ia instrument

Ʋ for U

24 V DC (18 V< U

< 35 V) ≤1V

e

(16…400Hz)

Load resistor

Ʋ Calculation (U

- U

min

)/0.022 A

Ʋ Example - Non-Ex instrument with

= 24 V DC

(24V-9.6V)/0.022A=655Ω

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