Emerson Rosemount 3900, Quick Start Manual

Page: 27 / 40

Process connections
Front facing:
¾
-in. and 1-in. male national pipe thread (MNPT)
Rear facing: 1-in. MNPT
Weight / shipping weight
1 lb./2 lb. (0.45 kg/0.9 kg)
Integral cable
32-ft. (10 m) cable with integral preamp
15-ft. (4.7 m) cable without preamp
VP8 cable
Use 24281-XX, 2.5 ft. (0.8 m) to 100 ft. (31 m) (see Accessories ).
NOTICE
The Rosemount 3900/3900VP sensor responds to changes in pH at a
minimum conductivity of 0.1 µS.cm in deionized water when used with low
flow panel (PN SQP10077-LQD). Sample flow rate must be controlled to 7.6
L/hr (2 gph). The offset is approximately -0.2 pH after three months at
ambient temperature.
November 2020 Quick Start Guide
Quick Start Guide 27