VEGA VEGABAR 87 4 … 20 mA - Operating Instructions - Manual (Page 59)

59
11 Supplement
VEGABAR 87 • 4 … 20 mA
45507-EN-131010
Process conditions
Product temperature
Ʋ Suspension cable -12 … +100 °C (+10 … +212 °F)
Ʋ Connection tube -12 … +100 °C (+10 … +212 °F)
Mechanical stress, depending on the instrument version
Vibration resistance
4 g at 5 … 200 Hz according to EN 60068-2-6 (vibration
with resonance)
With version with connection tube, vibration resistance 1 g. With lengths > 0.5 m (1.64 ft) the tube
must be supported in addition.
Shock resistance
100 g, 6 ms according to EN 60068-2-27 (mechanical
shock)
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)
Electromechanical data - version IP 66/IP 68 (1 bar)
Connection cable
Ʋ Configuration four wires, one breather capillary, one suspension cable,
screen braiding, metal foil, mantle
Ʋ Wire cross-section 0.5 mm² (AWG 20)
Ʋ Wire resistance < 0.036 Ω/m
Ʋ Tensile strength < 1200 N (270 lbf)
Ʋ Standard length 5 m (16.4 ft)
Ʋ Max. length 180 m (590.6 ft)
Ʋ Min. bending radius 25 mm (0.984 in) with 25 °C (77 °F)
Ʋ Diameter approx. 8 mm (0.315 in)
Ʋ Colour - Non-Ex version Black
Ʋ Colour - Ex-version Blue