Endress+Hauser
Micropilot FMR53
FMR53-BBACCDCBCHJ+AKZ1
BB = ATEX II 1/2G Ex ia IIC T6 Ga/Gb
A = 2-wire; 4-20mA HART
C = SD02 4-line, push buttons + data backup function
C = GT20 dual compartment, Alu, coated
D = Thread NPT1/2, IP66/68 NEMA4X/6P
CB = Rod 540mm/21", PTFE fully insulated, max 250mm/10" nozzle height
CHJ = DN100 PN10/16 B1, 316L flange EN1092-1
AK = Chinese simplified
Z1 = Tagging (TAG), see additional spec.