Emerson Rosemount 3490 Series Reference Manual page 149

Reference Manual
00809-0100-4841
A.3.6 Current output
Signal range (nominal)
4–20 mA
Output range (linear)
• 3.8 to 20.5 mA (user-selectable alarm current of 3.6, 21, or 22.5 mA) or
• 3.9 to 20.8 mA (user-selectable alarm current of 3.75 or 21.75 mA)
A.3.7 Load
R is 2370 Ohms
max
A.3.8 Resolution
12-bit
A.3.9 Regulation
< 0.1% over load change from 0 to 600 Ohms
A.3.10 Isolation
Isolated from other terminals to 500 Vdc
A.3.11 Update rate (software)
Five times per second
A.3.12 Cable entry
IP-rated wall mount enclosure
Five positions pre-drilled, two glands and three blanking plugs supplied
NEMA-4X-rated wall mount enclosure
Positions require drilling by user, glands/conduits and blanking plugs are not supplied
Panel enclosure
Direct wiring to terminal blocks at rear
A.3.13 Cable connection
Wall mount enclosure
Cage clamp terminal blocks in separate terminal compartment
Emerson.com/Rosemount
Specifications and reference data
January 2021
149