Model Codes - ABB S26 Series Operating Instruction

3.1 Model codes

The S26 Series Seal Systems are available with a variety of remote seal constructions identified as follows:
— S26FA and S26FE: Fixed-flange seals according to ASME and EN standards
— S26RA, S26RE,S26RH and S26RJ: Rotating-flange seals according to ASME, EN, API and JIS standards
— S26MA and S26ME: Off-line flanged seals according to ASME and EN standards
— S26WA and S26WE: Wafer remote seals according to ASME and EN standards
— S26CN: Chemical tee remote seal
— S26JN: In-line seal
— S26KN: Pulp & Paper connection seal
— S26RR: Flanged remote seal – Ring Joint construction
— S26SS: Food and sanitary seal
— S26TT: Off-Line threaded connection seal
— S26UN: Union connection remote seal
— S26PN: Remote seal for Urea service
— S26BN: Button type remote seal
— S26VN: Saddle and socket seal
The S26 Series Seal Systems are used on the following transmitters:
— 266xR / 266xD (where x means "any letter")
Differential pressure transmitters have one or two remote seals. Single sided differential pressure transmitters have a single remote
seal for tank level applications. Gauge and absolute pressure transmitters have a single remote seal. The transmitter and seal
system are identified by product code numbers which are stamped on the transmitter nameplate. An example of the product code
stamping is as follows:
266DRHGSRRAH
Transmitter Product Code
The characters which comprise these code numbers identify specific product features. A detailed explanation of the code
numbers together with physical and performance specifications for both the transmitter and seal system is provided in the product
specification sheets.
8 OI/S26-EN Rev. B | 2600T Series Pressure transmitters
/ S26WAHD5FSM2AASNNN
Seal System Product Code