Rosemount 3490 4-20 mA and HART ® Compatible control unit

The Rosemount 3490 series is a wall and backplate mounted control unit that provides comprehensive control functionality for any 4-20mA or HART compatible transmitter. The backlit display can clearly show the measured values and the status of all inputs and outputs. 3490 is for transmission

The Rosemount 3490 series is a wall and backplate mounted control unit that can accommodate any 4-20mA or HART ® Compatible transmitters provide comprehensive control functions. The backlit display can clearly show the measured values and the status of all inputs and outputs. 3490 provides an inherently safe 24V DC power supply for the transmitter. The five relays provided can be programmed on-site to perform various control, fault indication, or alarm tasks.

Durable and sturdy wall mounted casing can be used for indoor or outdoor installation

Accept 4-20mA or HART input

Five on-site programmable control relay outputs

Clear integrated display of measurement values

Pre programmable tank shape, flow algorithm, and daily pump control to simplify configuration

Characteristics and advantages of the 3490 series

Durable and sturdy wall mounted casing can be used for indoor or outdoor installation

Accept 4-20mA or HART input

Can preset tank shape, flow algorithm, and pump control program, making configuration easy and convenient

Can provide a 20 point tank capacity table for non-standard applications

Real time clock ensures daily energy saving and provides pump efficiency calculation

5 voltage protection SPDT relays for executing alarm and control tasks

4-20 mA 12 bit isolated current output proportional to the calculated value

Supports two voltage protected contact closure inputs

Rosemount LOG-VIEW software (only applicable to Rosemount 3493)

The Rosemount 3493 LOG-VIEW is a software package shared with the Rosemount 3493 data recording control unit. LOG-VIEW allows users to download stored data from the Rosemount 3493 to their computer. The available data includes up to 7000 sample values, 60 daily totals, and 60 maximum daily flows. In the LOG-VIEW software, downloaded data can be used to create reports, summaries, and charts, all of which can be customized according to user requirements.

32-bit Windows version of Rosemount LOG-VIEW v1.21 (ZIP @ 1.26 MB, released in May 2013)

• Click on the link above and select 'save' or 'save as' to directly download the compressed file to your PC.

• Extract the contents of the compressed file to the directory of your choice.

• Run the 'set-up. exe' file and follow the on-screen instructions.

Rosemount LOG-VIEW Instruction Manual

Rosemount LOG-VIEW Handbook (PDF @ 260 KB, released in May 2013)

• Click on the link above to view Adobe PDF or

• Right click on the link above and select save to directly download the instruction manual to your PC

model	3491- Standard Control Unit 3492- Liquid level difference control unit 3493- Logging Control Unit
Installation method	Wall installation or backboard installation
Power Options	115 ⁄ 230Vac or 24Vdc
Input	4-20mA (control unit reference ground) or HART digital communication (Rev. 5)
monitor	Dot matrix LCD, 32 x 122 pixels, backlit display
Relay	5 SPCO (SPDT)，5A at 240Vac
Trigger input	Two voltage protection contacts are closed
Update rate	5 times per second
Structural materials (IP grade wall installation)	Polycarbonate shell and cover.
Structural materials (backboard installation)	Polystyrene shell and polycarbonate cover.
Structural Material (NEMA4X Wall Installation)	Polyester and Monel alloy fasteners.
Ambient temperature	-40 ° C to+55 ° C (-40 ° F to+131 ° F)
certification	CE mark, ATEX, IECEx, CSA or UL