This presentation provides a general overview of Servoflo Corporation. Located in Massachusetts, Servoflo is a premier provider of pressure sensors, humidity sensors, sensor signal conditioning, LED drivers and power management IC's. Servicing North & South America, Servoflo offers complete sensing solutions for design engineers in many industries, including medical, automotive, HVAC, electronics, instrumentation and much more.

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,
p pp , ,
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
p g g
 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
Follow us on:
o ow o :
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