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Document overview

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Technical content

Features

  • Surface Mountable
  • Differential, Gauge, Low Pressure
  • 2” and 5” H2O Full Scale
  • Output Options: Amplified Analog, Digital Serial (14bit), Digital I2C
  • On chip temperature sensor in digital mode
  • Operating temperature range of -40 to 125°C
  • Total Error Band: +/-1.5% Span at 5”H2O full scale +/-2.5% Span at 2”H2O full scale Surface-Mount Pressure Sensor Series Amphenol Advanced Sensors

Low Pressure NPA Specifications Parameter Value Units Notes Pressure Range 2 or 5 In H2O 498 or 1245 Pa Maximum Overpressure 5X Rated Pressure 400 in H2O Package Overpressure Electrical @ 25°C (77°F) unless otherwise stated Input Excitation 3.3 to 5.0 VDC 3.1 to 5.25 VDC Environmental Temperature Range Operating Compensated Storage -40 to +125 0 to +60 -40 to +125 -40 to +257°F +32 to +140°F -40 to +257°F Mechanical/Package Weight ~1 grams Media Compatibility Positive differential and gage ports Media compatible with thermoset plastic, silicon, epoxy, RTV, Pyrex, and UV silicone gel Negative differential ports Dry gasses only Performance Parameters Units Minimum Maximum Notes Accuracy (Total Error Band) % Span -1.5 1.5 5”H2O Full Scale -2.5 2.5 2”H2O Full Scale Response Time ms 2 0.5 ms Typical Current Consumption mA 1.2 Typical

Typical Analog Circuits - Circuit layout same as “Ratiometric Voltage Output” Ratiometric Voltage Output - Standard NPA Absolute Voltage Output - Request Required Ratiometric Voltage Output with Over-Voltage Protection - Request Required NP A Se ns or VS S Vg ate VD D SI G NP A Se ns or VS S Vg ate VD D SI G Vs upply +2.7 to +5.5V Vo ut Ground 0.1µF NP A Se ns or VS S Vg ate VD D SI G NP A Se ns or VS S Vg ate VD D SI G Vs upply +5.5 to +30V Vo ut Gr ound 0.1µF MM BF 4392 NP A Se ns or t Vs upply +5 to +5.5V Vo ut Gr ound 0.1µF J107 VS S Vg ate VD D SI G NP A Se ns or VS S Vg ae VD D SI G Pin Amplified Analog Function Notes 1 -- 2 --

3 NC Do Not Connect

4 NC Do Not Connect

6 VSS Ground Supply

8 SIG Analog Out, Calibration Interface

9 VDD Supply Voltage

11 NC Do Not Connect

12 NC Do Not Connect

NPA Amplified Output Pinout Parameter Units Min Max Analog Performance Parameters 5 volt Excitation Offset Volts 0.44 0.56 Span (Absolute/Gauge) Volts 4 Analog Performance Parameters 3.3 volt Excitation Offset Volts 0.46 0.54 Span (Absolute/Gauge) Volts 2.5 Output Option: Amplified Analog

Output Option: Digital Serial (14 bit) Parameter Units Min Typ Max Notes Digital Performance Resolution ADC 14bit 16383 steps Sampling Rate kHz 1 Zacwire—Digital Output (NOM) Bridge Readings with Temperature Option Zacwire—Digital Output (NOM) Bridge Readings Digital Output Options Streaming serial output is a 14 bit number proportional to the full scale. Pin Amplified Digital Serial Function Notes 1 -- 2 --

8 SIG Digital Out, Calibration Interface

Output Option: Digital I2C Pin Digital I2C Function Notes 1 -- 2 --

7 VDD Supply Voltage

8 SDA Serial Data, Calibration Interface

9 SCL Serial Clock, Calibration Interface

Digital I2C Update Mode Output Options NPA I2C Pinout Parameter Units Min Typ Max Notes Digital Performance Resolution (ADC) bit 14 16383 steps I2C Slave Address 0x28 Sampling Rate kHz 2 I2C Bit Rate kbits/s 100 400 I2C Mode Update I2C Circuit NPA Pinout

Recommended tubing size of 3/32” ID, 7/32” OD, 1/16” wall thickness (All measurements given in mm) Suggested PCB Land Pattern Package Leadframe Material: Alloy 194, NiPdAu

Ordering Information

NovaSensor warrants its products against defects in material and workmanship for 12 months from the date of shipment. Products not subjected to misuse will be repaired or replaced. NovaSensor reserves the right to make changes without further notice to any products herein. NovaSensor makes no warranty, representation or guarantee regarding the suitability of its products for any particular application. NovaSensor does not assume any liability arising out of the application or use of any product or circuit and specifically disclaims, and all liability, without limitation consequential or incidental damages. The foregoing warranties are exclusive and in lieu of all other warranties, whether written, oral, implied or statutory. No implied statutory warranty or merchantability or fitness for particular purpose shall apply. Model NPA Code Description 300 Analog Amplified Output, 3.3Vdc Excitation, Calibrated sensor

500 Analog Amplified Output, 5Vdc Excitation, Calibrated sensor

600 Zacwire —Digital Serial Output, Calibrated Sensor, 2 byte

601 Zacwire —Digital Serial Output, Calibrated Sensor, 3 byte

700 I2C - Digital output, Calibrated Sensor, 2 byte

B 2 barbed ports for Gauge, Absolute and Differential pressure types** Code Pressure Range 02W 2”H20 (0.5 KPa) 05W 5”H20 (1.24 KPa) Code Pressure Type G Gauge D Differential NPA - 700 B - 02W D EXAMPLE

  • Contact NovaSensor for custom port options.
  • Refer to application guide 910-289 for more information.
  • Product is RoHS:2010 compliant.

www.amphenol-sensors.com © 2016 Amphenol Corporation. All Rights Reserved. Specifications are subject to change without notice. Other company names and product names used in this document are the registered trademarks or trademarks of their respective owners. Amphenol Advanced Sensors