22 OI/266CXX/266JXX/HART-EN Rev. B | 266CRx, 266JRx, 266CSx, 266JSx
8.6.4 Transmitter with DIN aluminum housing - horizontal flanges with mounting bracket for vertical or horizontal
mounting on 60 mm (2 in.) pipe
Fig. 12: Pipe mounting - DIN housing
* 54 (2.13) mm (in.) via 1/4 - 18 NPT process flanges
51 (2.01), 54 (2.13), or 57 (2.24) mm (in) via 1/2 - 14 NPT adapter flanges.
Note: Process connection and seal groove satisfy IEC 161518. Thread for attaching adapter flanges or other components (e.g., manifold) on the process flange: 7/16 -
20 UNF.