3 off- Used Remote Transmitters for Coriolis Mass Flow Measuring System flowmeters model Proline Promass 83F 50 DN50 50 manufactured by Endress and Hauser M20 x 1.5R. Atex E074X Aluminium Casing ,stainless internals. Identify by (3x) Serial Number s/n 59057702000,59057B02000 & 59057802000 Transmitter. Stated to be the (UNIVERSAL) and Multivariable flowmeter for liquids and gases. Also said to be (REMOTE VERSION) as the transmitter&sensor are mounted physically seperate from one another. 20-50VAC/16-62 VDC 50-60Hz 15VA/W PROFIBUS-DP Profile 3.0 CE Marked EX II2 (1)GD SYST EExia IIC/11B IP6X EEx de [ia] IIC/IIB TP IP6X DMT 00 ATEX E 074 X 2 off- Unused (ENDRESS&HAUSER) Type (F) UNIVERSAL Sensors, Model; Promass 83(F) Flowmeter. Four-Line liquid crystal Display. Operation with "Touch control" Application-specific setup Mass flow,volume flow,density and temperature measurement as well as calculated variables (Eg Fluid concentrations) Connections DN08 / 3/8" Tri-clover. NB,..From an (Ex Marine /naval stock Auction) C/W Documentation & Certification.(clt 18/3/14 1x Copy)