VEGA VEGABAR 83 Modbus and Levelmaster protocol - Operating Instructions - Manual (Page 63)

63
10 Supplement
VEGABAR 83 • Modbus and Levelmaster protocol
46295-EN-131107
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.
Ceramic/metal measuring cell Piezoresistive/strain gauge
measuring cell
One year < 0.05 % x TD
< 0.1 % x TD Five years < 0.1 % x TD
Ten years < 0.2 % x TD
Ambient conditions
Version Ambient temperature Storage and transport temper-
ature
Standard version -40 … +80 °C (-40 … +176 °F) -60 … +80 °C (-76 … +176 °F)
Version IP 66/IP 68 (1 bar) -20 … +80 °C (-4 … +176 °F) -20 … +80 °C (-4 … +176 °F)
Version IP 68 (25 bar) with connec-
tion cable PUR
-20 … +80 °C (-4 … +176 °F) -20 … +80 °C (-4 … +176 °F)
Version IP 68 (25 bar), connection
cable PE
-20 … +60 °C (-4 … +140 °F) -20 … +60 °C (-4 … +140 °F)
Process conditions
Product temperature piezoresistive/strain gauge measuring cell
Seal Standard Extended temperature
range
Version for oxygen ap-
plications
Without sealing (with pro-
cess fitting according to
EN 837)
-40 … +105 °C (-
40 … +221 °F)
- -40 … +60 °C (-
40 … +140 °F)
FKM (VP2/A) -20 … +105 °C (-
4 … +221 °F)
-20 … +150 °C (-
4 … +302 °F)
-20 … +60 °C
(+4 … +140 °F)
EPDM(A+P 75,5/KW75F) -30 … +105 °C (-
22 … +221 °F)
-30 … +150 °C (-
22 … +302 °F)
-30 … +60 °C (-
22 … +140 °F)
FFKM (Perlast G75S) -15 … +105 °C
(+5 … +221 °F
-15 … +150 °C
(+5 … +302 °F)
-15 … +60 °C
(+5 … +140 °F)
FEPM (Fluoraz SD890) -5 … +105 °C
(+23 … +221 °F)
- -5 … +60 °C
(+23 … +140 °F)
Product temperature METEC ® measuring cell
Version Temperature range
Standard -12 … +150 °C (+10 … +284 °F)
High temperature -12 … +180 °C (+10 … +356 °F)
High temperature, screen sheet -12 … +200 °C (+10 … +392 °F)
Mechanical stress, depending on the instrument version
Vibration resistance
4 g at 5 … 200 Hz according to EN 60068-2-6 (vibration
with resonance)