VEGA VEGABAR 87 Modbus and Levelmaster protocol - Operating Instructions - Manual (Page 57)

57
10 Supplement
VEGABAR 87 • Modbus and Levelmaster protocol
46297-EN-131107
Non-compensated temperature range -40 … 0 °C (-40 … +32 °F), -100 … 130 °C
(212 … +276 °F)
Nominal measuring range in bar/
kPa
Nominal measuring
range in psig
In the compensated
temperature range
In the non-compen-
sated temperature
range
0 … 10 bar/0 … 1000 kPa 0 … 150 psig
< {0.05 % + 0.1 x
(0.5+0.5 x TD)}
< {0.1 % + 0.15 x
(0.5+0.5 x TD)}
0 … 25 bar/0 … 2500 kPa 0 … 350 psig
0 … 1 bar/0 … 100 kPa 0 … 15 psig
< {0.1 % + 0.2 x
(0.5+0.5 x TD)}
< {0.1 % + 0.3 x
(0.5+0.5 x TD)}
0 … 2.5 bar/0 … 250 kPa 0 … 35 psig
0 … 0.4 bar/0 … 40 kPa 0 … 6 psig < {0.15 % + 0.4 x
(0.5+0.5 x TD)}
< {0.15 % + 0.6 x
(0.5+0.5 x TD)}
>>>Long-term stability (according to DIN 16086 and IEC 60770-1)
Specifications refer to the set span. Turn down (TD) is the ratio: nominal measuring range/set span.
Long-term drift of the zero signal
Time period All measuring ranges Measuring range
0 … +0.025 bar/0 … +2.5 kPa
One year < 0.05 % x TD < 0.1 % x TD
Five years < 0.1 % x TD < 0.2 % x TD
Ten years < 0.2 % x TD < 0.4 % x TD
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 -20 … +80 °C (-4 … +176 °F) -20 … +80 °C (-4 … +176 °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
Ʋ Suspension cable -12 … +100 °C (+10 … +212 °F)
Ʋ Connection tube -12 … +100 °C (+10 … +212 °F)