VEGA VEGABAR 67 4 … 20 mA_HART - Manual (Page 61)

61
10 Supplement
VEGABAR 67 • 4 ... 20 mA/HART
36742-EN-130321
Spring-loaded terminals for wire cross-
section up to
2.5 mm² (AWG 14)
Connection cable between IP 68 instrument and external housing:
Ʋ Configuration four wires, one suspension wire, one breather capillary,
screen braiding, metal foil, mantle
Ʋ Wire cross-section 0.5 mm² (AWG 20)
Ʋ Wire resistance < 0.036 Ω/m (0.011 Ω/ft)
Ʋ Standard length 5 m (16.4 ft)
Ʋ Max. length non-Ex 250 m (820.21 ft)
Ʋ Max. length Ex 180 m (591.55 ft)
Ʋ Min. bending radius at 25 °C/77 °F 25 mm (0.985 in)
Ʋ Diameter approx. 8 mm (0.315 in)
Ʋ Cable extraction force 21) ≥ 650 N (146.1 lbf)
Ʋ Colour - standard PE Black
Ʋ Colour - standard PUR Blue
Ʋ Colour - Ex-version Blue
Display and adjustment module
Voltage supply and data transmission
through the sensor
Indication LC display in dot matrix
Adjustment elements 4 keys
Protection rating
Ʋ unassembled IP 20
Ʋ mounted into the sensor without cover IP 40
Material
Ʋ Housing ABS
Ʋ Inspection window Polyester foil
Voltage supply
Operating voltage
Ʋ Non-Ex instrument 12 … 36 V DC
Ʋ Ex-ia instrument 12 … 30 V DC
Ʋ Exd instrument 18 … 36 V DC
Operating voltage with illuminated display and adjustment module
Ʋ Non-Ex instrument 20 … 36 V DC
Ʋ Ex-ia instrument 20 … 30 V DC
Ʋ Ex d instrument 20 … 36 V DC
Permissible residual ripple
Ʋ < 100 Hz U
ss
< 1 V
Ʋ 100 Hz … 10 kHz U
ss
< 10 mV
Load see diagram
21) With this extraction force, the suspension cable can be extracted out of the transmitter.