Vega VEGABAR 54 Operating Instructions Manual page 67

Reference conditions and influencing variables (similar to DIN EN 60770-1)
Reference conditions acc. to DIN EN 61298-1
- Temperature
- Relative humidity
- Atmospheric pressure
Determination of characteristics
Characteristic
Calibration position
Influence of the installation position
Deviation in characteristics
Deviation in characteristics
- Turn down 1:1
- Turn down up to 1:5
- Turn down up to 1:10
Influence of the product or ambient temperature
The following values are valid in the compensated temperature range 0 ... +100°C (+212°F),
reference temperature +20°C (+68°F):
Average temperature coefficient of the zero signal
- Turn down 1:1
- Turn down up to 1:5
- Turn down up to 1:10
The following values are not within the compensated temperature range:
Average temperature coefficient of the zero signal
- Turn down 1:1
Long-term stability (similar to DIN 16086, DINV 19259-1 and IEC 60770-1)
Long-term drift of the zero signal
Ambient conditions
Ambient, storage and transport temperature
- without PLICSCOM
- with PLICSCOM
VEGABAR 54 - 4 ... 20 mA/HART
+18 ... +30°C (+64.4 ... +86°F)
45 ... 75 %
860 ... 1060 mbar (86 ... 106 kPa/
12.5 ... 15.4 psi)
limit point adjustment acc. to DIN 16086
Linear
upright, diaphragm points downward
<0.2 mbar/20 Pa (0.003 psi)
14)
<0.1 %
<0.1 %
<0.15 %
< 0.05 %/10 K
< 0.1 %/10 K
<0.15 %/10 K
typ. < 0.05 %/10 K
< 0.1 %/1 year
15)
-40 ... +80°C (-40 ... +176°F)
-20 ... +70°C (-4 ... +158°F)
Relating to the nominal range, incl. hysteresis and repeatability, determined
14)
acc. to the limit point method.
Acc. to IEC 60770-1, relating to the nominal range.
15)
Supplement
67