Yokogawa RAMC - Manual (Page 123)

<11. INSTRUCTIONS FOR PED>
11-3
IM 01R01B02-00E-E 10th edition January 01, 2013 -00 All Rights Reserved. Copyright © 2003, Rota Yokogawa
For special connections with Z-No. other values may be valid.
The data are marked on the flowmeter
.
Special connection
Process temperature
-200°C RT (20°C) 50°C 100°C 150°C 200°C 250°C 300°C 350°C 370°C
Flange ASME > 300lbs 100% 100% 94.20% 83.30% 75.80% 69.50% 64.30% 60.80% 58.00% 56%
Flange EN PN.. 100% 100% 97.70% 89% 80% 73.20% 68% 64.50% 61.70% 60%
Other connections *) 100% 100% 97.70% 89% 80% 73.20% 68% 64.50% 61.70% 60%
*) The figures relate only to the connection on the meter. Further restrictions by gaskets and customer connected
parts are to be considered separately.
Change of the process connections:
The flanges change from
DIN 2526 facing form C into
DIN-EN 1092-1 facing form B1
The connection measurements of the flanges remain the same. That means that DIN and EN fit one to another.
The facing of the flanges has changed. This may effect the gaskets.