ServoFlo is a distributor specializing in pressure sensors, humidity sensors, and power management ICs, offering over 20 years of experience in technical and logistic support across various industries including medical and automotive. They provide a range of products including uncalibrated and calibrated pressure sensors, signal conditioning ICs, LED drivers, and tailored solutions to meet specific application needs. Contact information and sales support are available through their website.

1. 2012 Company Overview
www.servoflo.com

2.  Servoflo is a stocking distributor providing technical and
logistic services for:
 Pressure sensors
 Pressure transducers/transmitters
 Signal conditioning IC’s
 Humidity sensors
 LED drivers
 Power management IC’s
 Typical applications include medical, industrial/HVAC,
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consumer, process control, and automotive
 Over 20 years experience working with engineers to find
solutions to design challenges
www.servoflo.com

3. About Servoflo
 David Ezekiel, VP Sales: david@servoflo.com
 Neal Thomas, Sales & Applications: neal@servoflo.com
 Consultative S l Process: Understand application and
C lt ti Sales P U d t d li ti d
suggest part which best meets price/performance targets
 Di t ib t Services: S
Distributor S i Samples, stock, blanket orders,
l t k bl k t d
technical support
 A li ti Support: Direct or via factory
Application S t Di t i f t
www.servoflo.com

4. Our Guiding Business Principles
Guide the customer through this spectrum in a supportive, consultative manner
Modified
High End
Custom
Amplified
p
(digital)
Amplified
ce
Pric
(analog)
( l )
Modified Unamplified Uncalibrated
Low End
Special
Uncompensated
Die
Performance (accuracy)
www.servoflo.com

5. Pressure Product Summary
Air pressure sensors
 Uncalibrated, uncompensated, unamplified
Uncalibrated,
 Calibrated, compensated, unamplified
 Calibrated compensated amplified
Calibrated, compensated,
with analog or digital outputs
Liquid pressure sensors
 Elements
 Transmitters
www.servoflo.com

6. Pressure Products
Uncalibrated, uncompensated unamplified
Uncalibrated, uncompensated,
Printed Circuit Mount Pressure Sensors & Transducers
 0.15 to 300 psi; air and non-corrosive gases; some inert liquids
non-
 Low cost: Uncalibrated, uncompensated, unamplified
Uncalibrated,
 Pressure die available with minimum order quantities
Gauge (SMT) Gauge
g Differential Absolute
(DIP) (SMT)
www.servoflo.com

7. Pressure Products
Uncalibrated, uncompensated unamplified
Uncalibrated, uncompensated,
 Volume costs range from $2 to $6 per unit
 Requires additional calibration and/or temperature compensation
 Non-corrosive media only
Non-
 Direct manifold mount possible
 Accuracy depends on calibration strategy
 Can be used with our sensor signal conditioning IC’s if in-house
in-
equipment is available
www.servoflo.com

8. Pressure Products
calibrated compensated unamplified
calibrated, compensated,
Printed Circuit Mount Pressure Sensors & Transducers
 0.15 to 1.5 psi; air and non-corrosive gases
non-
 Low Cost: Calibrated, compensated, unamplified
Gauge or Differential
(
(DIP))
www.servoflo.com

9. Pressure Products
calibrated compensated amplified
calibrated, compensated,
Printed Circuit Mount Pressure Sensors/Transducers
 ± 0.05” H2O to 225 psi; air and non-corrosive gases; some inert liquids
non-
 Calibrated, Compensated, Amplified (Digital & Analog)
Gauge Gauge
g Differential
Absolute
(surface mount)
( f ) (DIP) (SMT also
available)
www.servoflo.com

10. Pressure Products
calibrated compensated amplified
calibrated, compensated,
 Volume costs range from $4 to $12 per unit
 Additional calibration will depend on target specification
 Non-corrosive media mostly
Non-
 Direct manifold mount possible
 Component selection based on price/performance targets
price/performance
 Goal: Minimize space usage and labor content
www.servoflo.com

11. Pressure Products
calibrated compensated amplified - DIGITAL
calibrated, compensated,
I2C, SPI & Other Digital Pressure Sensors
, g
 ± 0.5” H2O to 300 psi; air and non-corrosive gases
non-
 Calibrated, Compensated, Amplified
Differential or Absolute
Absolute, DIP
Ab l Miniature
Mi i Gauge or Differential
www.servoflo.com

12. Pressure Products
calibrated compensated amplified - DIGITAL
calibrated, compensated,
 Volume costs range from $5 to $16 per unit
 Additional calibration will depend on target specification
 Non-corrosive media mostly
Non-
 Direct manifold mount possible
 Component selection based on price/performance targets
price/performance
 Goal: Minimize space usage component count and labor content
usage,
www.servoflo.com

13. Pressure Products
Ultra Low pressure
Ultra Low Pressure Sensors/Transmitters
 0.1” to 5” H2O; air and non-corrosive gases
non-
 Amplified, Calibrated and Compensated
 Digital or Analog Output
g g p
 Differential or Gauge
Ultra-sensitive, flow Analog/I2C
g
Capacitive Digital I2C
C,
through technology
h h h l
Technology Piezoresistive
w w w. s e r vo f l o. c o m

14. Pressure Products
Harsh & liquid applications
Media Compatible Sensors & Transducers
 1 psi to 100 mPa
 Ceramic pressure sensor elements to fully packaged models
 Differential or Gauge
Unamplified & Amplified & Packaged Stainless steel
uncalibrated calibrated
www.servoflo.com

15. Pressure Products
Harsh & liquid applications
 Direct contact with li id or corrosive media
Di t t t ith liquid i di
 High burst pressure and overpressure
 Excellent performance under changing temperature
environment
 Potential for direct manifold mount
 Fully housed transducers are available
www.servoflo.com

16. Humidity Elements & Sensors
 New! I2C Humidity &  Sensing elements using capacitive
Temperature Element, state-of-the-
p , state-of-the- p y
polymer
art, calibrated, plug and play.
 Dew point sensors
 Complete transmitters with I2C
p
communication and ratiometric
voltage output
www.servoflo.com

17. I2C Digital humidity Elements
HYT 221 HYT 271 HYT 939
5 x 7 mm size 5 x 10 mm size Hermetically sealed
±1.8% rH accuracy ±1.8% rH accuracy TO-
TO-39 housing
Splash-
Splash-proof housing Splash-
Splash-proof housing For compressed air
F d i
$12.66 at 1000 pieces $13.60 at 1000 pieces systems
$21.30 at 1000 pieces
www.servoflo.com

18. Signal Conditioning IC’s
 Optimized for bridge sensing
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 Piezo-
Piezo-resistive
 Ceramic thick-film
thick-
 Metal thin-f l
l thin-film
h
 Strain-
Strain-gauge
 Magneto-
Magneto-resistive
 Capacitive
 Adjustable gain values: varies with model
 ADC: 12 – 16 bit
www.servoflo.com

19. Signal Conditioning IC’s
 Temp range: -40°C to 150°C varies with model
p g 40° 150°
 Supply Voltage: 2.7 to 5.5 varies with model
 Evaluation kits & technical support available
 Output
 Ratiometric
 Zacwire™
Zacwire™
 I2C/SPI
 PWM
www.servoflo.com

20. Signal Conditioning IC’s
by ZMDI
www.servoflo.com

21. Signal Conditioning IC’s
 Requires calibration equipment and capability
q q p p y
 Allow for optimal sensor performance to meet specific
requirements
q
 Normally high volumes required for payback
www.servoflo.com

22. LED Drivers
LED Drivers
 95% efficiency, low start-up voltage
start-
and small footprint.
 A low power supply simplifies
lighting designs and creates less
heat.
h
 5 models currently available
 LED backlighting
 Low-voltage industrial applications
Low- g pp
 Hand held product illumination
www.servoflo.com

23. Power management IC’s
Power management IC’s are
integrated circuits for managing
power consumption. These DC-DC-
to-
to
t -DC converter chips allow
t hi ll
you to adjust the supply voltage
to your process to maximize
energy efficiency.
efficiency.
ffi i
See all models
www.servoflo.com

24. Applications
 Medical
 Standard products
 Modified products
 Customized products
 All pressure ranges
 Consumer
 Low cost standard products
 V l -priced modified
Value-
Value i d difi d
www.servoflo.com

25. Applications
 HVAC/Environmental
 Wide range of price-performance for low pressure
price-
 Humidity measurement
y
 Media-compatible sensors
Media-
 Industrial
 Standard products
 Media compatibility
 All pressure ranges
 Housing available on request
www.servoflo.com

26. Applications
 Automotive
 Leak testing
 Seat comfort systems
y
 Tire pressure
www.servoflo.com

27. Contact Information
How may we help you?
 Tel: 781-862-9572 or 866-830-9572 (US only)
781-862- 866-830-
 Fax: 781-862-9244
781-862-
 Web site: www.servoflo.com
 Email: info@servoflo.com
 Bl
Blog: bl
blog.servoflo.com
fl
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o ow o :
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www.servoflo.com