VEGA VEGABAR 83 HART and accumulator pack - Operating Instructions User Manual
Page 60
60
11 Supplement
VEGABAR 83 • HART and accumulator pack
45035-EN-131107
Integrated accumulator
Type
Lithium ions
Voltage
14.8 V
Accumulator capacity
4.7 Wh
Charging period from 0 % to 100 %
approx.
4 h
Operating time after 10 min. charging of
0 %
> 3 h
Operating time in mode 4 (sensor per-
manently on) with completely charged
accumulator
> 60 h
Temperature range
Ʋ Charge accumulator
0 … +45° C (+32 … +167 °F)
Ʋ Accumulator operation
-20 … +60° C (-4 … +140 °F)
Temperature derating accumulator capacity
Ʋ +25° C (+77 °F)
100 %
Ʋ -10° C (+14 °F)
50 %
Potential connections in the instrument
Electronics
Not non-floating
Ground terminal
Galvanically connected with the process fitting
Electrical protective measures
Housing material
Version
IP-protection class
NEMA protection
Plastic
Single chamber
IP 66/IP 67
NEMA 4X/6P
Double chamber
IP 66/IP 67
NEMA 4X
Aluminium
Single chamber
IP 66/IP 68 (0.2 bar)
IP 68 (1 bar)
NEMA 4X/6P
-
Double chamber
IP 66/IP 67
IP 66/IP 68 (0.2 bar)
NEMA 4X
NEMA 4X
Stainless steel, electro-
polished
Single chamber
Single chamber
IP 69K
IP 66/IP 68 (0.2 bar)
-
NEMA 4X/6P
Stainless steel, investment
casting
Single chamber
IP 66/IP 68 (0.2 bar)
IP 68 (1 bar)
NEMA 4X/6P
NEMA 4X
Double chamber
IP 66/IP 67
IP 66/IP 68 (0.2 bar)
NEMA 4X
NEMA 4X
Stainless steel
Transmitter for external
housing
IP 68 (25 bar)
-
Overvoltage category
III
Protection class
II