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High Light: | 4-20ma temperature transmitter,Rosemount Temperature transmitter |
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Head Mounted 644H Temperature Measuring Instruments available in a variety of mounting styles and communication protocol
Quick Detail:
Description:
The Rosemount 644 offers a flexible and reliable solution to any temperature measurement need. As a highly accurate transmitter that comes in either HART, FOUNDATION Fieldbus or PROFIBUS PA communication protocols, as well as Head or Rail mount form factors, the Rosemount 644 is designed to meet your most demanding applications. Available LCD display and Local Operator Interface provide local measurement indication and Transmitter-Sensor Matching functionality provides unmatched accuracy for a transmitter and RTD sensor measurement point. See Features & Benefits below for the complete model offering overview.
Applications:
* Temperature Field Transmitter with HARTprotocol convert various input signals into a scalable 4 to 20mA
analogue output signal
* Input
Resistance thermometers(RTD)
Thermocouples(TC)
Resistance transmitters(ohm)
Voltage transmitters(mV)
Specifications:
Input Signal |
Resistance: PT100, CU50, CU100, 0~500Ω, 0~4000Ω |
Channels | 2 Channels |
RTD connection | 2, 3 wire |
Power Supply of Fieldbus |
FF/PA: 9~32 VDC/Current : ≤ 14mA |
Insulation |
Between housing and terminal board: |
Display | 6-digit numeric and 5-digit alphabet LCD Display |
Operation Temperature |
-40 ~ 85°C (Without display) |
Humidity Range | 0% ~ 100% RH |
Start Time | ≤ 5s |
Update Time | 0.2s |
Protection grade | IP 65 |
EMC | Designed to comply IEC 61000 (GB/T 18268-2000) |
Competitive Advantage:
The Rosemount 644 offers a flexible and reliable solution to any temperature measurement.
As a highly accurate transmitter that comes in either Hart and FOUNDATION Fieldbus communications protocols, and a head mount or rail mount configurations, the Rosemount 644 is designed to meet your most demanding applications.
An available LCD display provides local measurement indication and the Transmitter-Sensor Matching functionality provides unmatched accuracy for a transmitter and RTD sensor measurement point.
Contact Person: Ms. Shouyan Huo
Tel: +86-18600678435
Fax: 86-10-82561707