Vega VEGABAR 87 Operating Instructions Manual page 69

Power consumption
14)
Ʋ Power saving mode (9 V/12 V)
Ʋ Power saving mode (24 V/32 V)
Ʋ Permanent operation
Ʋ Peak power (measured value trans-
mission)
Power requirement
15)
Ʋ Measurement cycle incl. transmission 15 mWh
Sensor power supply
Ʋ Off-load voltage
Ʋ Max. current
Potential connections and electrical separating measures in the instrument
Electronics
Reference voltage
16)
Conductive connection
Electrical protective measures
Housing material
Plastic
Aluminium
Stainless steel (electro-polished) Single chamber
Stainless steel (precision cast-
ing)
Stainless steel
The listed power specifications include the voltage supply of a HART sensor with 20 mA.
14)
The listed energy requirement includes the voltage supply of a HART sensor with 4 mA (multidrop mode) and
15)
12 V operating voltage.
Galvanic separation between electronics and metal housing parts
16)
Protection rating IP66/IP68 (0.2 bar) only in conjunction with absolute pressure.
17)
VEGABAR 87 • 4 ... 20 mA/HART
0.18 mW/0.3 mW
1.8 mW/3.7 mW
1.1 W
11 W
31 V
80 mA
Not non-floating
500 V AC
Between ground terminal and metallic process fitting
17)
Version
Single chamber
Double chamber
Single chamber
Double chamber
Single chamber
Double chamber
Transmitter, version with exter-
nal housing
Protection acc. to Protection acc. to
IEC 60529 NEMA
IP66/IP67 Type 4X
IP66/IP67 Type 4X
IP66/IP68 (0.2 bar) Type 6P
IP68 (1 bar) -
IP66/IP67 Type 4X
IP66/IP68 (0.2 bar) Type 6P
IP66/IP67 Type 4X
IP69K
IP66/IP67 Type 4X
IP66/IP68 (0.2 bar) Type 6P
IP68 (1 bar) -
IP66/IP67 Type 4X
IP66/IP68 (0.2 bar) Type 6P
IP68 (25 bar) -
11 Supplement
69