Emerson 140 User Manual

Page of 12
Models 140, 141, and 142 
Conductivity Sensors
Instruction Sheet
PN 51A-140/rev.E
December 2010
SENSOR SPECIFICATIONS
For additional information, please visit our website 
at www.emersonprocess.com/raihome/liquid/.
CAUTION
CAUTION
SPECIFICATIONS
MODEL 140
MODEL 141
MODEL 142
Wetted Materials
316SS, PEEK, Viton
1
316SS, PEEK, Viton
1
316SS, Viton
PEEK (high   
temp options), Kel-F
2
(stand
temp options)
Temperature (standard)
302ºF (150ºC) max
see graph
see graph
Temperature (high temp)
392ºF (200ºC) max
see graph
see graph
Maximum Pressure
100 psig (791 kPa abs)
see graph
see graph
INSTALLATION HARDWARE FOR 140 SENSOR
SPECIFICATION
Ball valve kit (PN 23724-00)
Fitting kit (PN 23730-00)
Wetted Materials
316SS
316SS, PEEK
Viton
is a registered trademark of DuPont Performance Elastomers.
Kel-F
2
is a registered trademark of 3M
SENSOR/PROCESS 
APPLICATION COMPATIBILITY
The wetted sensor materials may not be compatible
with process com position and operating conditions.
Application compat ibility is entirely the responsibility
of the user.
BEFORE REMOVING THE SENSOR, be
absolutely certain the process pressure is
reduced to 0 psig and the process tempera-
ture is at a safe level!