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HPT703 Micro Differential Pressure Transmitter

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HPT703 Micro Differential Pressure Transmitter provides an accurate solution for low pressure sensing with ranges available from 0-250pa to 0-25Kpa. With variable capacitance sensing technology and argon arc welded sensitive components,it's advanced circuit linearity and temperature compensation technology makes better transmitter performance.

Application :

● Environmental contamination control

● Pipe pressure monitoring

● Medical equipment and devices

● Oven pressure boost and ventilation control

● Purification project

● Underground ventilation

Advantages

Resources

Technical Data

Advantages

01Using ultra-sensitive air pressure sensor, it can be used for 0-25 Pascal air pressure.

02Built-in digital temperature compensation function that can withstand high and low temperatures, and can withstand extreme differential pressure environments.

03IP68 waterproof can be used in rain and snow weather.

04UL94V-0 flame retardant function can be used for flammable and explosive gases.

Resources

Technical Data

Parameter	HPT703
Pressure Range	0-100Pa,0-250Pa,0-1250Pa,0-7500Pa
Safe overload	200% F.S.
Burst Pressure	400% F.S.
Accuracy(Linearity hysteresis repeatability)	1.0%F.S; 0.5%F.S; 0.25%F.S optional
Long Time Stability	≤0.2%F.S/Year
Working Temp	18℃~+65℃
Storage Temp	-54℃~+82℃
Temperature compensation	5℃~65℃
Zero Point Temp Drift	＜0.06%F.S/℃
Full Scale Temp Drift	＜0.06%F.S/℃
Zero Error	≤±0.5%F.S
Total Error	≤±0.75%F.S
Medium compatible	Air or non-corrosive gas
Output	4-20mA,RS485,0-5,0-10,0.5-4.5V
Power Supply	10-30Vdc
Electronic connection	PG-9 or PG-13.5 cable locking device or 1/2" wire opening
Pressure connect port	3/16" gas mouth with 1/4" hose
Response time	＜1ms
Adjustment	Support local zero and span calibration
Pressure Type	Differential pressure (Gage pressure)
EMC Standard	Approving
Weight	347.5g