VEGA VEGABAR 86 Modbus and Levelmaster protocol - Operating Instructions - Manual (Page 58)

58
10 Supplement
VEGABAR 86 • Modbus and Levelmaster protocol
46296-EN-131107
Long-term drift of the zero signal - Version climate-compensated
Nominal measuring range in bar/kPa Nominal measuring range
in psig
Long-term drift of the ze-
ro signal
0 … 10 bar/0 … 1000 kPa 0 … 150 psig
< (0.1 % x TD)/year
0 … 25 bar/0 … 2500 kPa 0 … 350 psig
0 … 1 bar/0 … 100 kPa 0 … 15 psig
< (0.25 % x TD)/year
0 … 2.5 bar/0 … 250 kPa 0 … 35 psig
0 … 0.4 bar/0 … 40 kPa 0 … 6 psig < (1 % x TD)/year
Ambient conditions
Version Ambient temperature Storage and transport temper-
ature
Version with connection tube -40 … +80 °C (-40 … +176 °F) -60 … +80 °C (-76 … +176 °F)
Version with suspension cable FEP,
PUR
-20 … +80 °C (-4 … +176 °F) -20 … +80 °C (-4 … +176 °F)
Version with suspension cable PE -20 … +60 °C (-4 … +140 °F) -20 … +60 °C (-4 … +140 °F)
Version IP 68 (1 bar) with connec-
tion cable PE
-20 … +60 °C (-4 … +140 °F) -20 … +60 °C (-4 … +140 °F)
Process conditions
Product temperature depending on the measuring cell seal
The specifications are an overview. The specification on the type plate are valid.
Version Measuring cell seal Product temperature
Suspension cable PE FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +60 °C (-4 … +140 °F)
Suspension cable PUR FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +80 °C (-4 … +176 °F)
Suspension cable FEP FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +100 °C (-4 … +212 °F)
FFKM (Kalrez 6375) -10 … +100 °C (+14 … +212 °F)
Connection tube FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +100 °C (-4 … +212 °F)
FFKM (Kalrez 6375) -10 … +100 °C (+14 … +212 °F)
Transmitter material PVDF FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +60 °C (-4 … +140 °F)
FFKM (Kalrez 6375) -10 … +60 °C (+14 … +140 °F)
Transmitter protection PE FKM (VP2/A)
EPDM (A+P 75.5/KW75F) -20 … +60 °C (-4 … +140 °F)
Mechanical stress, depending on the instrument version
Vibration resistance