Jiangsu Huaren Instrument Co., Ltd
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    15396901258
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    Production Building, No. 361 Shenhua Avenue, Jinhu County, Jiangsu Province
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Single flange liquid level differential pressure transmitter
One Product Overview: The HR-3351/1151LT flange type liquid level transmitter is a new type of transmitter produced by our company through the introdu
Product details

One Product Overview

HR-3351/1151LT typeflangedLevel transmitterOur company has introduced advanced technology and equipment from abroad to produce a new type of transmitter. The key raw materials, components, and parts are all imported, and the entire machine has undergone strict assembly and testingFlange type liquid level transmitterIt has the characteristics of advanced design principles, complete varieties and specifications, and easy installation and use. Due to the complete integration of the structural advantages of the two most popular and widely used transmitters (Rosemount 3051 and Yokogawa EJA) in the appearance of this model, users have a refreshing feeling. At the same time, it can be directly replaced with traditional series products in installation, with strong versatility and substitution ability. To adapt to the continuous improvement and development of domestic automation level,Flange type liquid level transmitterIn addition to its compact and exquisite design, it also introduces intelligent features with the HART fieldbus protocol.
II Product simulation features:
● High precision
● Range and zero point can be continuously adjusted externally
● Good stability performance
Positive migration can reach 500%, negative migration can reach 600%
● Two line system
Adjustable damping and overvoltage resistance
Solid state sensor design
No mechanical movable parts, low maintenance volume
● Lightweight (2.4kg)
● Unified structure and strong interchangeability across the entire series
● Miniaturization (166mm total height)
The membrane material that comes into contact with the medium is optional
● Unilateral overpressure resistance
Low pressure cast aluminum alloy shell

III Product intelligent features:
Super measurement performance, used for pressure, differential pressure, liquid level, and flow measurement
● Digital accuracy:+(-) 0.05%
Simulation accuracy:+(-) 0.75%+(-) 0.1% F.S
● Full performance:+(-) 0.25F.S
Stability: 0.25% for 60 months
Range ratio: 100:1
Measurement rate: 0.2S
● Miniature (2.4kg) all stainless steel flange, easy to install
● Process connection is compatible with other products to achieve optimal measurement
The only sensor in the world that uses an H-alloy sheath (patented technology), achieving excellent cold and hot stability
Intelligent transmitter using 16 bit computer
Standard 4-20mA, with digital signal based on HART protocol, remote control
● Support upgrades to fieldbus and field control based technologies.
RF-1151/3351LT flange type liquid level transmitter can accurately measure the liquid level and density of various containers. There are flat flanges and plug-in flanges to choose from, with flanges of 3 inches or 4 inches and specifications of 1501b and 3001b. The flange can also be customized according to the user, and the flange membrane sheet material is optional. Please consult the sales department or refer to our company's relevant sample books for specific dimensions.
Measurement range:
Differential pressure: 0-6.2-690KPa
Static pressure: 2.5MPa
4 Product selection method

HR-3351/1151LT Flange type liquid level transmitter
code Range KPa
3 0-1.3~7.5
4 0-4-40
5 0-40~200
6 0-0.16~700
code output
E 4-20mA
S Intelligent (HART protocol)
code Nominal diameter size (mm) Insertion tube length (mm) High pressure side diaphragm material
A0 (3〞)80 flat 316LSST
A2 (3 ") 80 50 316LSST
A4 (3 ") 80 100 316LSST
A6 (3 ") 80 150 316LSST
B0 (4〞)100 flat 316LSST
B2 (4 ") 100 50 316LSST
B4 (4 ") 100 100 316LSST
B6 (4 ") 100 150 316LSST
C0 (3〞)80 flat Ha Shi C-276
C2 (3〞)80 50 Ha Shi C-276
C4 (3〞)80 100 Ha Shi C-276
C6 (3〞)80 150 Ha Shi C-276
D0 (4〞)100 flat Ha Shi C-276
D2 (4〞)100 50 Ha Shi C-276
D4 (4〞)100 100 Ha Shi C-276
D6 (4〞)100 150 Ha Shi C-276
E0 (3〞)80 flat Tantalum
F0 (4〞)100 flat Tantalum
code Install flange
A 3〞150lb
B 4〞150lb
C 3〞300lb
D 4〞300lb
code Structural materials
Flanges and fittings Exhaust/Drain Valve Isolation membrane Fill with liquid
22 316 stainless steel 316 stainless steel 316 stainless steel silicone oil
23 316 stainless steel 316 stainless steel Hastelloy C
24 316 stainless steel 316 stainless steel Monel
25 316 stainless steel 316 stainless steel Tantalum
33 Hastelloy C Hastelloy C Hastelloy C
35 Hastelloy C Hastelloy C Tantalum
code option
M1 0-100% linear indicator table
M2 LED display table
M3 LCD display table
B1 Pipe bending bracket
B2 Board mounted bending bracket
B3 Pipe mounted flat bracket
D1 The side relief valve is located at the upper part of the pressure chamber
D2 The side relief valve is located at the lower part of the pressure chamber
No note 1/2NPT taper pipe threaded joint
C2 T-shaped threaded joint M20 × 1.5, with rear welding of Ø 14
Spherical cone connector of pressure pipe
d Explosion proof type d Ⅱ BT4
i Intrinsic safety type ia Ⅱ CT4

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