Barometric Pressure Sensor | Pa600B

Ideal for Weather Applications

Description

Barometric pressure sensors are pressure sensors that measure changes in atmospheric pressure. They detect variations in atmospheric pressure by the deformation of the diaphragm (a flexible, thin circular membrane) and attached strain gauges which convert the change into an electrical signal. Barometric pressure sensors (also known as atmospheric pressure sensors) measure absolute air pressure relative to a reference of a zero-pressure vacuum.

Applied Measurements barometric pressure sensors Pa600B measure absolute pressure and are designed for the measurement of atmospheric pressure fluctuations. Applied Measurements barometric pressure sensors are ideal for weather applications, including weather forecasting, where pressure changes in the atmosphere need to be monitored.

Barometric Pressure Sensor Applications Include:

  • Weather Applications
  • Weather Forecasting
  • Atmospheric Changes
  • Altitude Compensation
  • Altimeters
  • Remote Weather Stations

Constructed from stainless steel, and available with a variety of process connections, these barometric pressure sensors are designed to withstand humidity, precipitation, and water ingress.

Our barometric pressure sensors Pa600B have Viton O-ring, 303 stainless steel case, 316L stainless steel sensing diaphragm and a G¼ inch male process connection. Alternate case, O-ring material and process connections are available including G¼” female and ¼” NPT male.

The Pa600B barometric pressure sensors series provides a wide choice of electrical outputs from its ASIC-based amplifier circuit, these include 4-20mA, 0-5Vdc, 0-10Vdc, 10mV/V, as well as a ratiometric 0.5-4.5Vdc (10% to 90% of supply voltage) signal that requires a 5Vdc (2.7 – 5.5Vdc acceptable) to suit most data loggers.

Applied Measurements has a range of precise instrumentation that can be used with our barometric pressure sensors to give you a complete, calibrated pressure measurement system.

Features

  • Range: 750-1250mbar Absolute
  • Outputs: 4-20mA, 0-5Vdc, 0-10Vdc, 0.5-4.5Vdc, mV/V
  • Environmental Protection: IP65 (IP67 optional)
  • Accuracy: <±0.25%/FS (<±0.1% optional)
  • Silicon-Based Sensing Element
  • Low Power Consumption
  • Ideal for Weather Applications
  • IP65 Weather Proof as Standard
  • Robust Construction Stainless Steel with Viton O-Ring
  • Fast Delivery Time of Just 2 Weeks!
  • High Volume Production Available
  • Customised & OEM Versions
  • Simple Setup with Custom Process Connections

Specifications

Nominal Pressure Range mbar absolute 750-1250
Permissible Overpressure mbar 1500
Burst Pressure bar 3
Output Signal & Supply Voltage Wiring System Output Supply Voltage Input Current Input Resistance Output Resistance
Pa642B 2 – wire 4 – 20 mA 9 – 32 Vdc n/a <500 <500
Pa605B 3 – wire 0 – 5V dc 9 – 32 Vdc <10 mA <500 <500
Pa6010B 3 – wire 0 – 10V dc 13 – 32 Vdc <10 mA <500 <500
Pa645B 3 – wire 0.5 to 4.5V dc 5 Vdc (2.7 – 5.5Vdc) <3 mA <500 <500
Pa602B 4 – wire Passive mV/V (un-rationalised) 2 – 10 Vdc <5 mA @ 10V <2kΩ-6kΩ <3.5kΩ-6kΩ
Performance
Accuracy (non-linearity, hysteresis, repeatability) % Full Scale Output <±0.25 (BFSL)
<±0.1 (BFSL) optional
Setting Errors (Zero Balance + Full Scale Output) 2-wire, 3-wire
4-wire un-rationalised
Zero <±1% / FS, Span <±0.5% / FS
Zero<0.1mV/V, Span ±30%
Permissible Load 2-wire
3-wire
4-wire
Rmax = [(VS – VS min) / 0.02] Ω
Rmin = 10 kΩ
Rmin = 11kΩ
Influence Effects Supply Effects
Load Effect
mV/V & 0.5 to 4.5V – Ratiometric, Other Voltage Outputs – <0.005 % FS / 1V
4 – 20mA = <0.05% FSO / kΩ
Response Time (10% – 90%) ms ≤1 (mV/V versions) ≤10 (amplified versions)
Warm-Up Time (amplified versions only) ms 2 typ.
Permissible Temperatures & Thermal Effects
Media Temperature ˚C -40 to +125
Ambient Temperature ˚C -20 to +85
Storage Temperature ˚C -20 to +85
Compensated Temperature Range ˚C +20 to +80
Thermal Zero Shift (TZS) % / FS / ˚C <±0.04 (standard)
<±0.02 (option)
<±0.01 (option)
Thermal Span Shift (TSS) % output / ˚C <-0.015
Electrical Protection
Reverse Polarity Protection No damage but also no function
Electromagnetic Compatibility CE Compliant
Insulation Resistance Megohms Ω at 50V dc >500
Mechanical Stability
Shock 100 g / 11 ms
Vibration 10 g RMS (20 … 2000 Hz)
Materials
Housing & process connection 303 Stainless Steel
316L Stainless Steel (optional)
‘O’ ring seals Viton
NBR/Nitrile (optional)
EPDM (optional)
Chemraz (optional)
Diaphragm 316L Stainless Steel
Media wetted parts Housing and process connection, ‘O’ ring seal, diaphragm
Misc
Weight grams 100 nominal
Installation position Any
Operational life pressure cycles > 100 x 106
Environmental Protection Mini Plug + Socket
M12 x 1 Connector
Cable Gland
IP65
IP67
IP65

Product Dimensions

Barometric Pressure Sensor Pa600B Gland outline

Barometric Pressure Sensor Dimensions Diagram

Barometric Pressure Sensor Pa600B M12 Outline

Barometric Pressure Sensor M12 Connector Dimensions Diagram
Barometric Pressure Sensor Mini DIN Dimensions Diagram

Wiring Details

Small Plug & Socket IP65 Cable M12 x 1, 4-pin Connector 6-pin Bayonet Connector
2-wire +ve Supply
-ve Supply
Ground
Pin 1
Pin 2
Earth Pin
Red
Blue
Yellow
Pin 1
Pin 2
Pin 4
Pin A
Pin B
Pin D
3-wire +ve Supply
-ve Supply
+ve Output
Ground
Pin 1
Pin 2
Pin 3
Earth Pin
Red
Blue
Green
Yellow
Pin 1
Pin 2
Pin 3
Pin 4
Pin A
Pin B
Pin C
Pin D
4-wire +ve Supply
-ve Supply
+ve Output
-ve Output
Pin 1
Pin 2
Pin 3
Earth Pin
Red
Blue
Green
Yellow
Pin 1
Pin 2
Pin 3
Pin 4
Pin A
Pin B
Pin C
Pin D

ORDERING CODES & OPTIONS

Pa642BP-BARO-A4AV-00-000 (example code) Pa6 42B P BARO A 4 A V 00 000
Product Family
Pa6 Barometric Pressure Sensor Pa6
Electrical Output
mV/V un-rationalised 02B
4-20mA (2-wire) 42B
0.5-4.5Vdc ratiometric (5V excitation) 45B
0-5Vdc 05B
0-10Vdc 010B
Electrical Connection / ATEX Certification
Mini DIN Plug & Socket P
IP65 Cable Gland + Screened, Un-Vented PVC Cable C
M12x1 4-pin Connector M
M12x1 4-pin Connector + Mating Half MM
6-pin Bayonet-Lock Mil-Spec Connector BL
6-pin Bayonet-Lock Mil-Spec Connector + Mating Half BLM
Pressure Range
750-1250mbar absolute BARO
Accuracy (Non-Linearity & Hysteresis)
<±0.25%/FS (standard) A
<±0.1%/FS (not available on Pa602) B
Zero Temperature Compensation (TZS)
<±0.04%/FS/ºC 4
<±0.02%/FS/ºC 2
<±0.01%/FS/ºC 1
Process Connection
G¼” Male DIN 3852 in 303 St/Steel A
¼” NPT Male in 303 St/Steel C
G½” Male DIN 3852 in 303 St/Steel R
O-Ring Material
Viton (FKM) V
Nitrile (NBR) N
EPDM (Ethylene Propylene Diene Monomer) E
Cable Length (in metres)
None 00
1 metre 01
Specials Code
No Special Requirements 000

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