Instrumentation
Pressure Transmitters and Sensors
Differential Pressure Transmitter       616D Differential Pressure Transmitter        616C
The Dwyer Series 616D Differential 
Ranges from 0-3"w.c. to0to100 psid,
Pressure Transmitter senses the  Series 616C Transmitters feature 
pressure of air and compatible gases  exceptional ±1% accuracy in several 
and sends a standard 4-20mA output  factory calibrated ranges. Choose 
signal. The 616D housing is  the one just right for your application. 
specifically designed to mount on a 35  Span and Zero controls included for 
mm DIN rail in a panel. This mounting  fine tuning and minor re-calibration in 
style allows for several units to be  the field.
mounted closely together.
Differential Pressure Transmitter      616C Differential Pressure Transmitter       648
Ranges from 0-3"w.c.to0 to100 psid.
Ranges Down to 0.1" w.c., ±1% 
Series 616C Transmitters feature  Accuracy, High Overpressure 
exceptional ±1% accuracy in several  Protection . Series 648 Differential 
factory calibrated ranges. Choose the  Pressure Transmitter enables precise 
one just right for your application.  measurement and control of 
Span and Zero controls included for  differential pressures for filter 
fine tuning and minor re-calibration in  monitoring, clean room pressurization 
the field. monitoring.