VEGA B63-32 - Manual (Page 14)

14
8 Supplement
Overvoltage arresters • B63-48, B63-32
33012-EN-130228
8 Supplement
8.1 Technical data
General data
Version
The device can be screwed into the sensor housing
instead of the cable gland
Housing material 316Ti
Weight approx. 175 g (0.385 lbs)
Electrical characteristics 1)
Leakage current at nominal voltage < 10 µA
Internal resistance 1 Ω
Nominal leakage current < 10 kA (8/20 µs)
Band width 1 MHz
Signal circuit
Nominal voltage/Signal
Ʋ B63-48 9 … 48 V DC/4 … 20 mA/HART
Ʋ B63-32 9 … V DC, Profibus PA, Foundation Fieldbus
Screw terminals for cable cross-section < 1 mm² (AWG 18)
Sensor circuit
Number of wires
two signal cables, one ground cable
Wire cross-section 1.5 mm² (AWG 14)
Cable length 250 mm (9.843 in)
Ambient conditions
Ambient temperature
-40 … +85 °C (-40 … +185 °F)
Storage and transport temperature -40 … +85 °C (-40 … +185 °F)
Moisture 5 … +95 °% (non-condensing)
Electrical protective measures
Protection in assembled and connected
state
IP 66
Approvals
Instruments with approvals can have different technical data depending on the version.
For that reason the associated approval documents of these instruments have to be carefully
noted. They are part of the delivery or can be downloaded under www.vega.com via "VEGA Tools"
and "serial number search" as well as via "Downloads" and "Approvals".
1) Reference temperature 25 °C (77 °F).