10INCH-D-DO All Sensors Corporation, 10INCH-D-DO Datasheet

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10INCH-D-DO

Manufacturer Part Number
10INCH-D-DO
Description
Board Mount Pressure Sensors -10 to +10 IN 12bit 7VDC supply
Manufacturer
All Sensors Corporation
Datasheet

Specifications of 10INCH-D-DO

Operating Pressure
+/- 10 in H2O
Pressure Type
Differential
Output Type
Digital
Mounting Style
Screw
Maximum Operating Temperature
+ 90 C
Minimum Operating Temperature
- 25 C
Operating Supply Voltage
7 V
Package / Case
SIP
Output Voltage
10 mV
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Digital Output Pressure Sensors
Enhanced Digital Output Sensors
Physical Dimensions
General Description
The Digital Output pressure sensors are based upon a proprietary surface mapping technology to produce a fully digital output that
virtually eliminates all repeatable errors over temperature and pressure. This series provides a 12 bit digital serial output (14 bit in High
Resolution Mode) with superior offset, span and linearity characteristics. The output is SPI and MICROWIRE/PLUS
as fully compatible with the All Sensors GA142 Series sensors.
In addition to synchronous communications, the Digital Output pressure sensors incorporates a bi-directional, TTL level,
asynchronous serial interfaces mode (hardware selectable 9,600 or 19,200 baud). This mode includes a command set that
allows the host to interrogate the sensor for model information, pressure range, serial number, pressure units and conversion
factor. The command set also allows the host to select a high resolution output mode, make minor adjustments to offset and
has an addressable feature that alows multiple sensors to be tied to the same interface buss.
This series is intended for use with non-corrosive, non-ionic working fluids such as air, dry gases and the like. All signals are 5V
TTL/CMOS compatible.
(27.4)
0.25
(6.4)
1.08
NOTES:
1) Dimensions in inches (millimeters)
(12.2)
0.48
Pin Size
0.010 x 0.020
(0.25 x 0.50)
(14.0)
0.55
0.174 to 0.190
(4.4 to 4.8)
(16.0)
0.63
Pin 1 2 3 4 5 6
1
(20.3)
(21.6)
(27.9)
0.80
0.85
1.10
A
B
0.10 Typical
(2.54)
Features
• 5” H
• All Combined Errors Over Temperature Less Than 0.1%, Typical
• Wide -20 to 85°C Compensated Temperature Range
• Electrically Compatible to All Sensors GA142 Series
• Enhanced Dual Serial Interface Mode
Applications
• Medical Instrumentation
• Environmental Controls
• HVAC
• Meteorology
2-19
2
O to 100psi Pressure Ranges
(5.3)
0.21
(10.5)
0.414
Pin Descriptions
Pin Label
1
2
3
4
5
6
Vcc
Data/SI
Clock/SO
Ready/Mode
Convert/BR
Ground
Description
+5V power supply input
Data output for synchronous
mode. Serial in for asynchro-
nous mode.
Clock output for synchronous
mode. Serial out for asynchro-
nous mode.
Ready output for synchronous
mode. Selects asynchronous
mode when held low during
reset.
Convert input for synchronous
mode. Selects one of two baud
rates for asynchronous mode
(low=9,600, high=19,200).
Ground for power and signals
®
compatible as well
2

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10INCH-D-DO Summary of contents

Page 1

... The Digital Output pressure sensors are based upon a proprietary surface mapping technology to produce a fully digital output that virtually eliminates all repeatable errors over temperature and pressure. This series provides a 12 bit digital serial output (14 bit in High Resolution Mode) with superior offset, span and linearity characteristics. The output is SPI and MICROWIRE/PLUS as fully compatible with the All Sensors GA142 Series sensors ...

Page 2

... Absolute Maximum Ratings Supply Voltage (Vcc) Voltage on Any Pin with Respect to Gnd Common-mode pressure Lead Temperature (soldering 2-4 sec.) Standard Pressure Ranges Part Number Operating Pressure 5 INCH-D- INCH-D-DO - PSI-D- PSI-D- PSI-D-DO - PSI-A- PSI-D-DO - PSI-A- 100 PSI-D-DO -100 to 100 100 PSI-A- 100 ...

Page 3

... Host Sensor System Clock/SO Data/SI Convert/BR Ready/Mode Minimum Nominal -- 0. 5.0 , VOLT SUPPLY POSITIVE PRESSURE APPLIED TO ’ COMPLIMENT FORMAT HE APPLIED PRESSURE IS COMPUTED USING THE . . . EFER TO THE IGITAL PAN ABLE BELOW - , PRESSURE CONDITION THE DIGITAL OUTPUT WILL ONE COUNT HIGHER OR ONE COUNT LOWER . , ...

Page 4

... Part Model as given in the data sheet (also order number.) The general model syntax is [Full Scale Pressure]<sp>[Pressure Units]-[Pressure Model]-DO Example: 100 PSI-D-DO Where: Full Scale Pressure=100 Pressure Units=PSI (inH2O, mbar or mmHg available) DO represents Digital Output Notes: 1.) Exception to this syntax is the Barometer. 2.) Custom models may be different. 2-22 ...

Page 5

... Bit 0 : This should not appear if the part has been calibrated Bits 1 thru 7 : indicate computational error when compensated Bit 8: indicates that the pressure applied to the part exceeds the range of the part and is limit to either the high or low limit No response from the part. In the event of a serial number mismatch the part will not respond (to avoid buss contention ...

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