Vega VEGAMET 391 Operating Instructions Manual page 61

PC adjustment
Ambient conditions
Ambient temperature
Ʋ Instrument in general
Ʋ USB interface
Storage and transport temperature
Relative humidity
Electrical protective measures
Protection rating
Ʋ Front
Ʋ Instrument
Overvoltage category (IEC 61010-1)
Ʋ up to 2000 m (6562 ft) above sea level II
Ʋ up to 5000 m (16404 ft) above sea
level
Ʋ up to 5000 m (16404 ft) above sea
level
Protection class
Pollution degree
Measures for electrical separation
Reliable separation according to VDE 0106 (part 1) between power supply, input and digital com-
ponent
Ʋ Reference voltage
Ʋ Voltage resistance of the insulation
Galvanic separation between relay output and digital part
Ʋ Reference voltage
Ʋ Voltage resistance of the insulation
Potential separation between Ethernet interface and digital part
Ʋ Reference voltage
Ʋ Voltage resistance of the insulation
Potential separation between RS232 interface and digital part
Ʋ Reference voltage
Ʋ Voltage resistance of the insulation
Approvals
Instruments with approvals can have different technical specifications 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 "Instrument
search (serial number)" as well as in the general download area.
VEGAMET 391 • 4 ... 20 mA/HART
PACTware with respective DTM
-20 ... +60 °C (-4 ... +140 °F)
0 ... +60 °C (32 ... +140 °F)
-40 ... +80 °C (-40 ... +176 °F)
< 96 %
IP 65
IP 20
II - Only with connected overvoltage protection
I
II
2
250 V
3.75 kV
250 V
4 kV
50 V
1 kV
50 V
50 V
11 Supplement
61