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FastFlo™ 620S Instruction Manual

Appendix A Specifications

IM-62S

A-3

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Summary of Contents for FastFlo 620S

Page 1: ...FastFlo 620S Instruction Manual Table of Contents IM 62S 0 1 FastFlo 620S Insertion Mass Flow Meter Instruction Manual Part Number IM 62S Revision L November 2022...

Page 2: ...Code 201316 Phone 8621 5879 8521 Fax 8621 5879 8586 COPYRIGHT SIERRA INSTRUMENTS 2014 No part of this publication may be copied or distributed transmitted transcribed stored in a re trieval system or...

Page 3: ...nnections 2 4 Input Power Wiring 2 4 Output Signal Wiring 2 5 Alarm Output Wiring 2 7 Remote Sensor Probe Wiring 2 8 Range Selection Wiring 2 9 Chapter 3 Operating Instructions Using the FastFlo Elect...

Page 4: ...ons 2 4 2 4 Output Signal Wiring 2 5 2 5 Isolated 4 20 mA Current Loop Connections 2 6 2 6 Non isolated 4 20 mA Current Loop Connections 2 6 2 7 Isolated Alarm Output Connections 2 7 2 8 Non isolated...

Page 5: ...device verify the flow meter is not actively monitoring or reporting to any master control system Adjustments to the elec tronics will cause direct changes to flow control settings Caution All flow m...

Page 6: ...grammable transmitter is easily configured via RS 232 and Sierra s Smart Interface software or through three push buttons built into the device Depending on the probe length the FastFlo 620S is suitab...

Page 7: ...essories are not discarded with the packing material Do not return any equipment to the factory without a Return Material Authorization RMA see Chapter 4 Technical Assistance If you encounter a proble...

Page 8: ...as flow The electrical power required to maintain a constant temperature differential is directly proportional to the gas mass flow rate The meter electronics measure this power and convert it into a...

Page 9: ...Gas Calibration Optional Select one of two factory calibrated flow ranges using a simple external customer supplied single contact closure User Full Scale Flow Rate Field configure from 50 to 100 of...

Page 10: ...for a smoother output Enclosure Options Flow meter electronics are available mounted directly to the flow body or remotely mounted up to 100 feet 60 meters away The electronics housing may be used ind...

Page 11: ...from the cali bration temperature Line pressure should not vary more than 50 psi 3 4 bar around the calibrated pressure 2 The location meets the required minimum number of pipe diam eters upstream an...

Page 12: ...der to achieve accurate and repeatable performance install the flow meter using the recommended number of straight run pipe diameters upstream and downstream of the sensor Example A Upstream 1 Require...

Page 13: ...within 5 perpendicular to the pipe centerline 6 When installed cap the fitting Run a static pressure check on the connection If pressure loss or leaks are detected repair the connec tion and re test...

Page 14: ...maximum as shown below Confirm power configuration be fore applying power See the flow meter nameplate for input power rat ing Figure 2 3 Input Power Connections Smart electronics and wiring connectio...

Page 15: ...Output Wiring The 4 20 mA current loop output can be self powered by the flow meter s power supply non isolated or externally powered isolated requiring a separate 18 to 30 VDC power supply Rload is...

Page 16: ...n FastFlo 620S Instruction Manual 2 6 IM 62S Figure 2 5 Isolated 4 20 mA Current Loop Connections Figure 2 6 Non isolated 4 20 mA Current Loop Connections 4 20 out V out AUX PWR OUT Jumper Current R l...

Page 17: ...age at the flow meter s power supply is an acceptable driver voltage for the load connected Take into account that the current used by your alarm loads have to come from the flow meter s power supply...

Page 18: ...ke wiring connections from a sensor probe junction box to a remotely mounted enclosure see Figure 2 10 Figure 2 9 Remote Electronics Enclosure to Sensor Connections Figure 2 10 Sensor Junction Box to...

Page 19: ...Wiring If your meter is equipped with an optional second range calibration con nect a contact switch as shown below When the switch is closed the de vice changes to Range 2 Open the switch to return...

Page 20: ...d review the current settings To make changes at the password prompt press the UP arrow until 11 is displayed press FUNCTION to con tinue For flow meters without the display remove the enclosure cover...

Page 21: ...es the revision number of the software in a series of 3 digits followed by the range number the range number continues to flash every 3 seconds thereafter Using the Single Digit LED for Programming FU...

Page 22: ...n Meter serial number Flow meter model Start Up Screens Password Total Reset To view settings press FUNCTION twice skipping the password Tochange settings press FUNCTION enter the password 11 press FU...

Page 23: ...enter the high or low alarm set point value in engineering units 3 Press FUNCTION to advance to the next option or after 12 seconds of non activity the meter returns to the Run Mode and the new pa ra...

Page 24: ...Run Mode and the new K factor is in effect Entering a K factor without the LCD Display A K factor value of 1 000 VDC means the output value is not affected and is the factory default setting You may...

Page 25: ...NCTION to advance to the next option or after 12 seconds of non activity the meter returns to the Run Mode and the new UFS is in effect Changing the User Full Scale without the LCD Display If the FFS...

Page 26: ...or DOWN button until the DVM indicates the desired voltage as shown in the following table Volts Indicated on DVM Time Response Seconds Volts Indicated on DVM Time Response Seconds Volts Indicated on...

Page 27: ...t the DVM to voltage mode and connect between Vout and Vout 2 Press FUNCTION enter the password if so equipped Press FUNCTION until Zero Volts appears on the LCD display or a solid 1 appears on the LE...

Page 28: ...DOWN button until the DVM indi cates between 3 95 and 4 05 mA Set DVM back to voltage mode when adjustment is complete 3 After 12 seconds of non activity the meter returns to the Run Mode and the new...

Page 29: ...and the calibration variables did not drift shift or change values Important The best way to perform this Validation is to use the SIP134 soft ware shipped with your meter It will guide you through t...

Page 30: ...r if you prefer to validate one of the ana log output signals move the multimeter connection to Vout Record the resulting output voltage in Table 3 1 If using a 4 20 mA calibrated meter set the multim...

Page 31: ...am such as WordPad Scroll down to Alpha and Ro values for both sensors Use these in your manual calculations If you do not have ac cess to the software contact the factory and supply the serial number...

Page 32: ...lues and the Ro and Alpha values from the Calibration Certificate to calculate the temperature for each sensor as follows T R R Alpha x R T degrees Celsius R measured sensor resistance R resistance at...

Page 33: ...stream of flow 5 Make sure there are no leaks in the line being measured After verifying the factors above follow the troubleshooting procedures out lined on the next page If you need to return the fl...

Page 34: ...ect alignment with the flow indicator pointing downstream Sensor probe not inserted to the proper depth Verify sensing point is located on the centerline of the pipe FastFlo electronics programming is...

Page 35: ...ion of the product IMPORTANT When contacting Technical Support make sure you have included the following information The flow range serial number Sierra order number and model number all marked on the...

Page 36: ...low these easy steps to return your instrument for factory ser vice 1 To obtain a Return Materials Authorization RMA number from the Si erra Instruments to http www sierrainstruments com rma new php t...

Page 37: ...FastFlo 620S Instruction Manual AppendixA Specifications IM 62S A 1 AppendixA ProductSpecifications...

Page 38: ...Appendix A Specifications FastFlo 620SInstruction Manual A 2 IM 62S...

Page 39: ...FastFlo 620S Instruction Manual AppendixA Specifications IM 62S A 3...

Page 40: ...vided return or rejection of product is made within a reasonable period but no longer than one 1 year for calibration and non calibration defects from date of delivery To assure warranty service custo...

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