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SENSORS FOR FOOD AND LIFE SCIENCES.
30041 / 1.0 / 2022-05-25 / MH / EU-NA
Installation and operating instructions
Bolt-on Weighing Cells L-Cell
Note
The contents of this document are the intellectual property
of Anderson-Negele. Any reproduction or translation without
written permission is prohibited.
Please read these installation and operating instructions
carefully. All instructions in this manual must be followed
exactly to ensure proper operation of the unit.
ANDERSON INSTRUMENT COMPANY
156 Auriesville Road
Fultonville, NY 12072, USA
Phone 800-833-0081
info@anderson-negele.com
techservice@anderson-negele.com
and Microcell
®
If you have any questions regarding the product,
installation or commissioning, please contact
Anderson-Negele Support:
America:
Phone 800-833-0081
techservice@anderson-negele.com
Other countries:
Phone +49-8333-9204720 or by
support@anderson-negele.com
NEGELE MESSTECHNIK GMBH
Raiffeisenweg 7
87743 Egg an der Guenz, GERMANY
®
Phone +49 (0) 83 33 . 92 04 - 0
sales@anderson-negele.com
support@anderson-negele.com
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Summary of Contents for ANDERSON-NEGELE L-Cell Series
- Page 1 ® Note The contents of this document are the intellectual property If you have any questions regarding the product, of Anderson-Negele. Any reproduction or translation without installation or commissioning, please contact written permission is prohibited. Anderson-Negele Support: Please read these installation and operating instructions America: carefully.
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Page 2: Table Of Contents
Table of contents Table of contents Bolt-on Weighing Cells L-Cell and Microcell Installation of the Microcell on Vertical Legs ® ® ® ..1 ...34 · Welcome ....................3 Microcell Mounting Locations ..........34 ® · Manual Conventions ...............3 · Horizontal Locations of Microcells .......... -
Page 3: Welcome
Two kinds of special explanations appear throughout the surement offer a more practical and precise solution than manual: Caution and Note. other techniques. With a field-proven sensor program of the brand Kistler-Morse, Anderson-Negele now also offers precise, robust and efficient solutions in this measuring Caution category. - Page 4 Specification Specification L-Cell Weighing Cells ® Excitation Voltage 12 (± 5 %)...30 VDC Excitation Current 12 V: 4.0 mA at -18 ºC (0 ºF) to 2.7 mA at 30 ºC (100 ºF) Strain Gauge to Sensor Frame Breakdown Voltage > 250 VDC Stress Level Carbon structures: Maximum: ±...
- Page 5 Operational Temperature range -34...66 ºC (-30...150 ºF) Storage Temperature range -34...66 ºC (-30...150 ºF) Compensated Temperature range Standard -18...38 ºC (0...100 ºF) (other ranges: contact Anderson-Negele) Cable 3-conductor, 22 gauge, unshielded (15" (4.6 m)) Authorizations ATEX (optional) 4,6 mm (0,18")
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Page 6: Field Of Application / Intended Use
® ® advantageous. plication where strain can be measured on a metal substruc- ture. Contact Anderson-Negele if you want to check the suitability for a specific application. When weight is added to or removed from the vessel, the Figure 1-1... -
Page 7: Preparing For Installation Of The Weighing Cells
#97-5092, which is available on the Ander- Negele before proceeding. Substituting parts without son- Negele website. If you cannot find the form contact Ander- Anderson-Negele approval may result in system problems son-Negele to obtain another copy before proceeding. Check the and will void the warranty. -
Page 8: Prepare Required Installation Equipment
(for 1,000. to 2,000. [305 m to 610 m] length) Level (Not included in kit) · Conduit and fittings Anderson-Negele Test Meter (Not included in kit) · Caulking gun Drill motor (Not included in kit) · Sikaflex™ or equivalent RTV... - Page 9 Option 2: Testing with Digital Multimeter (DMM) Follow this procedure to test the sensors if you do not have an Anderson-Negele Test Meter or if the no-load output us- ing the Test Meter was out of range for a sensor:...
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Page 10: Installation Of The L-Cell ® On
If the free leg distance is more than 3.4 m (11'), mount the L-Cell sets at 1.7 m (5'6") above the foundation. ® -If the free leg distance is less than minH, this is a special application situation. Consult Anderson-Negele before proceeding further. -
Page 11: Support Legs With X-Braces
Installation of the L-Cell on Vertical Legs © Support Legs with X-Braces Figure 3-4 Vertical Location of L-Cell Sets for Legs with Braces and ® See Figure 3-4. If the free leg distance is minH or more, with Free Leg greater than MinH mount the L-Cell sets at mid-height of the free leg. -
Page 12: Installing L-Cells
Installation of the L-Cell on Vertical Legs © Installing L-Cells Note Figure 3-6 Drill Mounting Hole with offset to the beam center line 1. Use lubricating fluid (Relton RapidTap Heavy (axis) ® Duty Cutting Fluid or equivalent) when drilling and tapping. 11,7 mm 11,7 mm 11,7 mm... -
Page 13: Mounting The L-Celll
Do not tighten the screws. If the voltage goes outside the range -200 to +200 mV, immediately loosen the screw(s). Note If an Anderson-Negele Test Meter is not available, refer to chapter "Alternate Method for Checking Output" before proceeding. Caution... - Page 14 Installation of the L-Cell on Vertical Legs © 6. To complete installation, ensure that: Caution · All three screws are tightened with a torque of 2.94 Nm (26 inch/lb) or until the T-handle driver For proper installation, tighten each screw until the flexes in torsion, 1/4 turn past the point where the T-handle driver flexes in torsion 1/4 turn past the point screw stops turning, with this flexing procedure...
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Page 15: Installation Of The L-Cell ® On Horizontal Beams
In the chapter Mounting Meth- height or 460 mm (18"), whichever is highest. If less space ods you find a description of the five mounting methods. is available, consult Anderson-Negele before proceeding further. Distribution of L-Cell Sets ®... - Page 16 1. Illustrations for Series 501, 502, 551, 552, 553, and = vertical leg 651 show L-Cells in relationship to the load points. = vessel support point 2. If your application differs from the above, contact Anderson-Negele for application assistance. = mounting location for L-Cell ®...
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Page 17: L-Cell ® Mounting Methods
Installation of the L-Cell on Horizontal Beams © L-Cell Mounting Methods ® The sensors are mounted at the neutral axis on the web of the beam, at a 45-degree angle, halfway between the loading point and the support point. The following methods provide varied degrees of accuracy. Same Side (Figure 4-3): One L-Cell to the left and one pointing away from the load point must be reverse wired... - Page 18 Installation of the L-Cell on Horizontal Beams © 4. Single L-Cell (Fig. 4-6): One L-Cell mounted on the It should be mounted at the same distance between the ® ® web. It can be mounted on either side of the web and on load and support points.
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Page 19: Installing L-Cells
Installation of the L-Cell on Horizontal Beams © Installing L-Cells Surface Preparation Note 1. Fig. 4-8. Mark position of beam axis and of drill tem- 1. Use lubricating fluid (Relton RapidTap Heavy ® plate mounting hole in the center line of the beam. Duty Cutting Fluid or equivalent) when drilling and tapping. -
Page 20: Mounting The L-Cell
Degrease 115 mm (4,50") diameter surface Note If an Anderson-Negele Test Meter is not available, refer to chapter "Alternate Method for Checking Output" before Note proceeding. 1. Do not apply rust inhibitor outside the 65 mm (2,50") diameter bare metal, or environmental cover will not 5. - Page 21 Installation of the L-Cell on Horizontal Beams © 10. Fig 4-11. Peel the protective backing from the double- Figure 4-11 sided tape on the environmental cover's inside flange. Environmental Cover A. Align the environmental cover over the installed L-Cell , with the cable through the cover's exit chan- ®...
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Page 22: Installation Of The L-Cell ® On Skirted Silos
Installation of the L-Cell on Skirted Silos ® Based on information you provided on the Application Data Figure 5-1 Form, Anderson-Negele marked the form to show approxi- Skirted Silo mate L-Cell and junction box locations. Consult Anderson- ® Negele if the information you provided on the form does not reflect the current vessel configuration. - Page 23 Installation of the L-Cell on Skirted Silos © Figure 5-3 Plan View . L-Cell and Junction Box Locations (Carbon Steel) ® Legend = L-Cell ® = Junction Box = Door 2,7 m (9') Diameter 3,7 m (12') Diameter 4,6 m (15') Diameter 2,9 m (9'5") L-Cell Spacing 2,9 m (9'5") L-Cell...
- Page 24 If the vessel diameter is outside the range shown in Figure 5-5 (3.0 to 6.0 m / 9.8' to 19.7') or the tier height is less than 1.8 m (6'), consult Anderson-Negele for assis- tance in determining optimal mounting locations.
- Page 25 Installation of the L-Cell on Skirted Silos © Figure 5-6 Note Perspective View . L-Cell and Junction Box Locations (Aluminum) ® · L-Cells A and C are on inside of skirt. Mount Junction Box 1,8 m (6') · L-Cells B and D are on outside Location above foundation of skirt.
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Page 26: Obstructions
Installation of the L-Cell on Skirted Silos © Obstructions · Figure 5-9 shows an example of a minor obstruction. Do not place an L-Cel l set within 0.6 m (2') of a minor obstruc- ® tion less than 100 mm (4") in size Typical obstructions on a skirt-supported vessel include: See Figure 5-10. -
Page 27: Mark Locations (Bolted, Skirt-Supported Vessels)
Refer to the Applica- 1. L-Cells are located symmetrically around the vessel. tion Data. Form for the approximate mounting locations selected by Anderson-Negele. Beginning on the outside of the skirt at the door center- line, measure clockwise 1/2 the spacing distance. Mark the preliminary location of the first L-Cell ®... - Page 28 Installation of the L-Cell on Skirted Silos © Figure 5-10 Figure 5-11 Modifying L-Cell Vertical Locations because of Minor Mounting L-Cells on Second Tier ® Obstructions Near Panel Edge Modified Location to Center L-Cells within 1,1 m Cone Effective Panel Height (3,5') (at this point only) 1,2 m...
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Page 29: Obstructions (Aluminum)
Installation of the L-Cell on Skirted Silos © Obstructions (Aluminum) See Figure 5-10. Minor obstructions may occur near the top or bottom of a panel. The effective panel height is the Obstructions can be classified as major or minor: distance between the edge of the panel and the minor obstruction. -
Page 30: Installing L-Cells
Installation of the L-Cell on Skirted Silos © Installing L-Cells Surface Preparation Note 1. Fig. 5-16. Mark position of drill template mounting Use industrial-grade, heavy-duty tapping fluid when hole. At the center of the L-Cell mounting location drill drilling and tapping. ®... - Page 31 Installation of the L-Cell on Skirted Silos © 4. Tap the mounting holes: Figure 5-21 A. Loosen the screw securing the template and rotate Drill more mounting holes the template until the tap guide is aligned with hole #1. Retighten the screw. B.
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Page 32: Mounting The L-Cell
Meter. Turn on the power to the Test Meter and set the Simulate/Test switch to the Test position. (Fig 5-26) Note If an Anderson-Negele Test Meter is not available, refer to chapter "Alternate Method for Checking Output" before proceeding. 4. With the cable end down, align an L-Cell with its ®... - Page 33 Installation of the L-Cell on Skirted Silos © Caution Note For proper installation, tighten each screw until the If the following two situations occur while tightening T-handle driver flexes in torsion 1/4 turn past the point screws, check L-Cell resistance using a DMM (described ®...
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Page 34: Installation Of The Microcell
Installation of the Microcell on Vertical Legs © Installation of the Microcell on Vertical Legs ® Microcell Mounting Locations ® For best performance, Microcells are mounted on the flanges Note of the vertical leg. (See Figure 6-1 and 6-2). A Microcell ®... -
Page 35: Support Legs Without X-Braces
Installation of the Microcell on Vertical Legs © Support Legs without X-Braces Figure 6-3 Vertical Location of Microcell Sets for Legs without Braces ® See Figure 6-3. · If the free leg distance (length between foundation and the vessel) is between minH (see Note) and 3.4 m (11'), mount Microcell-Set the Microcell sets at midheight of the free leg. -
Page 36: Installing Microcells
Installation of the Microcell on Vertical Legs © Installing Microcells Surface Preparation Figure 6-6 Figure 6-7 Drill Mounting Hole Grind surface 1. Mark position of beam axis and of drill template mounting hole. 2. Fig. 6-6. At the center of the Microcell mounting loca- ®... -
Page 37: Mounting The Microcell
Do not install Microcells in the rain. Do not trap moisture under the environmental cover. 2. Apply a thin coat of Anderson-Negele rust inhibitor to the bare metal surface for the Microcell . (Fig 6-10) ®... - Page 38 Installation of the Microcell on Vertical Legs © 6. To complete installation, ensure that: Abbildung 6-13 · both are tightened with a torque of 3.95 Nm (35 inch/ lb) or until the T-handle driver flexes in torsion, 1/4 turn past the point where the screw stops turning, with this flexing procedure repeated several times to ensure the screw is tight, and ·...
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Page 39: Mounting And Wiring Of The Junction Box
Do not install junction boxes in the rain. Moisture in the junction box will cause corrosion and system errors. Note Junction box mounting hardware is not supplied by Anderson-Negele. We recommend #8-32 socket head head cap screws and flat washers. Outside Mounting Holes for Flat Surfaces (4 places) -
Page 40: Sensor Connection
Mounting and Wiring of the Junction Box Note 1. Remove the junction box cover. 2. Figure 6-16: Hold the junction box at the previously The four small holes in the bottom of the junction box marked mounting location. Mark the four outer mount- are for wiring the Microcells to the junction box. - Page 41 Mounting and Wiring of the Junction Box Wiring Junction Boxes Together and to Note Signal Processors · Make sure that the printed circuit board of the connec- There are two junction box versions. Both have four small tion box is No. 63-1170-01 or 63-1135-03. holes for the wiring of sensors as described above.
- Page 42 Mounting and Wiring of the Junction Box Figure 6-20 Wiring Junction Boxes Together . Conduited Installation Connect 3-Conductor Connect Shield Wire Connect another Cable to TB2 from Both Cables Connect Shield Wire 3-Conductor to Shield Terminal to Shield Terminal Cable to TB2 Connect 3-Conductor Cable from First Junction Box to TB1...
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Page 43: System Calibration
System Calibration System Calibration move any (or enough) material now. Manual calibration Calibration methods values are based on system parameters, including sensor sensitivity, vessel stress, and signal processor A/D converter Before calibrating, you must install a signal processor. sensitivity. These values are known, can be calculated, or There are two calibration methods: can be obtained from the signal processor. -
Page 44: Troubleshooting The L-Cell ® / Microcell
Troubleshooting the L-Cell / Microcell ® ® Troubleshooting the L-Cell / Microcell ® ® Problem Description Solution Small Amplitude Changes Small amplitude drift or oscillation, Reduce drift or oscillation by setting or Erratic Fluctuations in with peak-to peak disturbance of "count by"... - Page 45 Troubleshooting the L-Cell / Microcell ® ® Problem Description Solution Small Amplitude Changes Fluctuations can be caused Using a Digital Multimeter (DMM) or ohmmeter, or Erratic Fluctuations in by short to ground check for shorts to ground as follows: display readings 1.
- Page 46 24-hour Period vessel thermal expansion due to sun's cations (Appendix A & B), contact radiation or vessel's response to its Anderson-Negele. own heating cycles. 2. If keeping long-term records of material levels, take readings at same time each day to minimize error.
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Page 47: Alternate Method Of Checking Output
Sealant, or Dow Corning™ RTV 739 or RTV 738 · Sikaflex™ 1A polyurethane sealant or ProSelect Construc- tion Sealant, or Dow Corning™ RTV 739 or RTV 738 · Anderson-Negele Test Meter · Anderson-Negele Test Meter Alternate Method of Checking Output Microcell 2. -
Page 48: L-Cell
L-Cell cable. DO NOT connect the white ® If you do not have an Anderson-Negele Test Meter, use a wire to the terminal block. Digital Multimeter (DMM) to monitor the voltage output of 3. Connect the common (-) probe of the DMM to TP1 on the each L-Cell during installation. -
Page 49: Technical Drawings
Appendix H. Technical Drawings Appendix H: Technical Drawings This appendix contains the following technical drawings for the L-Cell and the Microcell: Drawing No. Drawing Title Appendix H. Technical Drawings 36-1021-01 Printed Nameplate for L-Cell ATEX 36-1022-01 Printed Nameplate for M-Cell ATEX... - Page 50 Appendix H. Technical Drawings H-11...
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