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Refrigeration Pressure Transmitter LFT2070

Refrigeration pressure transmitter LFT2070 is based on ceramic capacitor sensors that are corrosion resistant and with excellent temperature adaptability. The high-performance MCU collects the undergo pressure signal and converts to a standard output signal. These refrigeration pressure transmitters are capable to a wide temperature range from -40~+120℃. Compact size, easy installation, low cost, and high performance features. It is widely used in the measurement of fluid medium pressure in fire fighting systems, HVACR systems, air compressors, pneumatic devices, industrial automation, automobile cooling systems, and A/C conditioning cooling systems.


Features


* Capable for refrigerants such as R22

* Working Temperature -40~120 ℃

* Small but compact size

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Specification of Refrigeration Pressure Transmitter


Pressure   Range

03…50 Bar

Overload Pressure

1.5 times the rated   pressure

Breakdown Pressure

2 times the rated   pressure

Accuracy

±2F.S

Work Temperature

-40+120℃

Testing Medium

Gas or   liquid compatible with ceramics, stainless steel, hydrogenated nitrile or   fluorine rubber

Electrical properties

3-wire

Output Signal

  0.54.5V   Proportional(Proportional output)     

0.54.5V Absolute(Absolute   output)

Power Supply

4.755.25VDC

515VDC

Electrical Connection

Packard plug(Parker plug)

Case Protection Level

IP65

Pressure Connection

G1/4

Pressure Type

Gauge Pressure G

Certification

RoHS, EU   Electrical Safety Standards(CE)


How to Select



Spec Code and Definition

Remark

LFT2070


Model


Range

03…50 Bar

Measurement Range


V5A

V5A = 0.54.5V3-Wire(Absolute voltage output)

Output Type

V5P

V5P = 0.54.5V3-Wire(Proportional voltage output)


K

K   = KPa

P

P   = Psi

Measurement

Unit

M

M   = MPa

B

B   = Bar


2

2= 2F.S

Accuracy



P

P   = PackardPackard Plug

Electrical Connection


G1

G1= G1/4

G2   = G1/2

Pressure Connection


1.0

1.0   = 1m

Outlet Cable Length

2.0

2.0   = 2m


T

Default: 25

T0= -40120

Compensation Temperature

LFT2070   

0-50

V5A

B

G1

1.0

T0

Example




Dimensions and connection


2070.jpg

Description of LEFOO Refrigeration Transmitter

Robust structure

wide temperature range, 

Compact design and Easy installation

Low cost and high performance

Corrosive Resistant and capable for chemical aggressive media


Application of refrigeration pressure transmitters LFT2070

LEFOO refrigeration pressure transmitters are widely used in the measurement of fluid medium pressure in HVACR system, fire fighting, water treatment, water supply systems, air compressors, pneumatic devices, industrial automation, automobile cooling systems, and A/C conditioning cooling systems.


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