product manual
The mounting flange standard of the 1151LT flange type liquid level transmitter is according to ANSI. The flange has 3" and 4" specifications. The flange grade is divided into 150LB (2.5MPa) and 300LB (5.0MPa). The flange installation dimensions are shown in The chart below. If the user adopts the GB9116-88 standard, please specify DN=80, 100, PN=2MPa. Wetted diaphragm materials include 316L, Hastelloy C-276, Monel, tantalum, etc. If the user does not specify, it will be supplied with 3″150LB mounting flange and wetted diaphragm material 316L.
Figure 8 Dimensions of flange type liquid level transmitter