KROHNE VFM 1091 - Manual (Page 37)

Housing
Material Die-cast aluminium
Protection Category (EN 60529 / IEC 529) IP 65 & 67 (better than NEMA 4 and 4X)
Frequency output (passive) scalable pulse output, max, load current 100 mA DC
Max. pulse rate : 0.5 Hz
Accuracy
Linearity
+/- 0.1 % of full scale range
Power influence +/-0.005 % of full-scale range per 1% variation in voltage supply
Temperature coefficient 100ppm of full-scale range per 1 0 C
Field mount converter Signal cable length up to 10 m (30 ft) maximum
Diagram III
Curve Meter size
A DN 10 S/ ½” S
B DN 10 S/ ½”
C DN 15 / ½”
D DN 20 / ½”
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