KROHNE VFM 1091 I Installation And Operating Instructions Manual page 37

Housing
Material
Protection Category (EN 60529 / IEC 529)
Frequency output (passive)
Accuracy
Linearity
Power influence
Temperature coefficient
Field mount converter
Diagram III
Die-cast aluminium
IP 65 & 67 (better than NEMA 4 and 4X)
scalable pulse output, max, load current 100 mA DC
Max. pulse rate : 0.5 Hz
+/- 0.1 % of full scale range
+/-0.005 % of full-scale range per 1% variation in voltage supply
100ppm of full-scale range per 1
Signal cable length up to 10 m (30 ft) maximum
0
C
Curve
A
B
C
D
Meter size
DN 10 S/ ½" S
DN 10 S/ ½"
DN 15 / ½"
DN 20 / ½"
37