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FLO-SENSORS
Installation Manual & Operating Instructions
READ THIS MANUAL COMPLETELY BEFORE ATTEMPTING TO
CONNECT OR OPERATE YOUR FLO-SENSOR. FAILURE TO DO SO
MAY RESULT IN INJURY TO YOU OR DAMAGE TO THE FLO-
©
C O P Y R I G H T
MODEL 101
MODEL 102
MODEL 104
MODEL 107
MODEL S-111
MODEL S-112
MODEL S-114
®
and FLO-METERS
SENSOR.
.
2 0 0 7
R . D .
M C M I L L A N
Manual 101-M002
June 2007
Revision 2
www.mcmflow.com
®
For Liquids
C O M P A N Y ,
I N C

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Summarization of Contents

Introduction to McMillan Flow Sensors
Product Overview and Principle of Operation
Details the patented micro turbine wheel design and how it measures flow.
Installation Procedures for Flow Sensors
General Installation Considerations
Recommendations for safe and effective installation, including valve placement and environment.
Tubing Connection Guidelines
Precautions and best practices for connecting tubing to the sensor, avoiding damage and leaks.
Electrical Connections for Various Outputs
Detailed wiring instructions for voltage, pulse, and current outputs, including specific models and options.
Operation and Usage of Flow Sensors
Interpreting Flow Readings
How to understand output signals (0-5VDC, pulse, 4-20mA) and integral display readings.
Operating Outside Calibrated Flow Range
Guidance on performance and potential damage when operating above or below specified flow rates.
Zero Adjustments and Recalibration
Information on zero drift, empirical calibration checks, and gain potentiometer adjustments.
Maintenance and Product Care
Returning Units for Repair or Recalibration
Process for returning units, including obtaining an RMA number and contacting the service department.
Limited Warranty Information
Product Return Policy and Safety Requirements
Guidelines for returning products, including safety certifications and packaging requirements.
Limitation of Liability
Details on warranty limitations, remedies, and disclaimers of liability.
Troubleshooting Flow Sensor Issues
Troubleshooting Unit Leaks and No Signal
Diagnosing and resolving issues like leaks, no output signal, or incorrect flow indication.
Troubleshooting Fluctuating Flow Indications
Addressing problems where flow indication is unstable or fluctuates unexpectedly.

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