Omega 3400 - Manual - manualsarea.com

Page 4 - Introduction; Unpacking; drop; Product Overview and Principle of Operation

M-4271/0707, pg. 4 of 26 A. Introduction 1. Unpacking All units are suitably packaged to prevent damage during shipping. If external damage is noted upon receipt of the package, please contact Omega Engineering immediately. Open the package from the top, taking care not to cut too deeply into the pa...

Page 5 - Installation; General Considerations

M-4271/0707, pg. 5 of 26 sensor design. This proven design minimizes zero drift while maintaining fast response and linear outputs with virtually no maintenance. The FMA 3200/3400 Series utilizes thermal flow sensing technology. A portion of the gas flowing through the unit is redirected into a smal...

Page 7 - Mounting the Flow Controller.; Mounting View from Bottom; Tubing Connections; installation of the FLO-CONTROLLER

M-4271/0707, pg. 7 of 26 2. Mounting the Flow Controller. The FMA 3200/3400 Series controllers have no particular orientation or installation requirements so may be mounted in any convenient position. It is recommended that units be fixed to a suitable substrate using the two 4-40 mounting holes pro...

Page 8 - Overview; Cutting off the integrated connectors on the unit IS

M-4271/0707, pg. 8 of 26 4. Electrical Connections Caution: Incorrect wiring may cause severe damage to the unit. Applying an AC voltage (115VAC or 230VAC) directly to the unit will cause damage. Read the following instructions carefully before making any connections. a) Overview The FMA 3200/3400 S...

Page 9 - Connecting The 6 Pin Mini Din Connector; Connecting To The Integrated 6 Pin Connector

M-4271/0707, pg. 9 of 26 b) Connecting The 6 Pin Mini Din Connector Using a suitable mating connector the pins of the integrated connector should be wired as follows: Connecting To The Integrated 6 Pin Connector Pin 2 should be connected to the Positive of the power source. Pin 6 should be connected...

Page 11 - Connections For The 9 Pin D Sub Connector; Connecting To The Integrated 9 Pin Connector

M-4271/0707, pg. 11 of 26 d) Connections For The 9 Pin D Sub Connector Using a suitable mating connector the pins of the integrated connector should be wired as follows: Connecting To The Integrated 9 Pin Connector PIN 3 should be connected to the Positive of the power source. PIN 4 should be connec...

Page 12 - Connections For The 15 D Sub Connector; Connecting To The Integrated 15 Pin Connector

M-4271/0707, pg. 12 of 26 e) Connections For The 15 D Sub Connector Using a suitable mating connector the pins of the integrated connector should be wired as follows: Connecting To The Integrated 15 Pin Connector PIN 7 should be connected to the Positive of the power source. PIN 5 should be connecte...

Page 14 - Operation; Warm Up; give a false reading.; Flow Readings; the following formula:

M-4271/0707, pg. 14 of 26 C. Operation 1. Warm Up Before applying power to the unit check all tubing and electrical connections. Once correct installation is verified switch on the power. The unit should then be allowed to warm up for 5 minutes before gas pressure is applied. 2. Verification of Zero...

Page 17 - Zero Adjustments; Do NOT adjust the Gain Potentiometer when adjusting; Recalibration; The FMA 3400/3400ST Series may be calibrated for up to three gases.

M-4271/0707, pg. 17 of 26 7. Zero Adjustments The zero should be checked as detailed in section C part 2. If an adjustment is needed the Zero Potentiometer should be carefully turned until the output (VDC) becomes zero. Caution: Do NOT adjust the Gain Potentiometer when adjusting the zero or the uni...

Page 18 - ON; . All other switches; Maintenance and Product Care; General

M-4271/0707, pg. 18 of 26 FMA 3400/3400ST Series Dip Switches Dip switch 4 is allocated to the primary calibration gas. Dip switch 5 is allocated to the second calibration gas (if applicable). Dip switch 6 is allocated to the third calibration gas (if applicable). To select the gas, the dip switch s...

Page 19 - Specifications

M-4271/0707, pg. 19 of 26 E. Specifications Series FMA 3200 FMA 3400 FMA 3200ST FMA 3400ST Accuracy (including linearity) ±1.5% of Full Scale* ±1.5% of Full Scale* Second and third gases ±3.0% F.S.* ±1.5% of Full Scale* ±1.5% of Full Scale* Second and third gases ±3.0% F.S.* Repeatability ±0.25% Ful...

Page 20 - Dimensions

M-4271/0707, pg. 20 of 26 F. Dimensions ALL DIMENSIONS IN INCHES (MILLIMETERS IN BRACKETS) FMA 3200/3200ST Series - 1/4” Stainless Fittings Shown

Page 22 - Gas K Factors; Gas

M-4271/0707, pg. 22 of 26 G. Gas K Factors Gas Chemical Symbol K Factor Acetylene C 2 H 2 0.589 Air - 1.000 Argon Ar 1.438 Butane C 4 H 10 0.260 Carbon Dioxide CO 2 0.739 Deuterium D 2 1.000 Ethylene C 2 H 4 0.598 Freon 11 CCL 3 F 0.330 Freon 12 CCL 2 F 2 0.354 Freon 13 CCLF 3 0.385 Freon 14 CF 4 0....

Page 23 - Troubleshooting Guide; Symptom

M-4271/0707, pg. 23 of 26 H. Troubleshooting Guide Symptom Possible Cause Method of Correction Clicking noise from controller Unit in error mode Check there is sufficient pressure and that the flow path is not restricted or blocked Unit wired incorrectly Check wiring is according to Section B5 Loose...

Omega 3400 - Manual

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Summary

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