取扱説明書
Contents
1.2. oO 1 oO oO x o po OOoooonoonoOooom Moment N cm Distance from the center of gravity of the object tothe 0 0 load cell center cm x mass of the object kg x10 3 4 CABLE COLOR CODE TREMINAL TYPE RED EXC WHITE EXC GREEN SIG BLUE iiinpiaiians SIG YELLOW SHIELD 0 o 4 MAINTENANCE E 1 Remove all dirt and dust from the load cell and always use itin a clean OO o 0 ooog em fe Oc Oonoooo rs Ei ct EA O Oo Oo OOOdg00ddgcgdooododdoododdO oo OOOO00ddg0doOoOOdodoodoodoO Oo environment 2 Use a blower to clean the load cell Do not wash using water seen 4 OOOOO0O000D0000D0D0DO0000O0dO 3 Periodically inspect the overload stopper and corner stoppers 5 DIMENSION 130 i eo aieo 2 12 i pee h Pal 106 TE Wj 106 42 106 42 a E a T a wr lo o wT o k g lo kam wh eae tre eae tle Y ist 2 2 o E S iw Dy ot v ey R 4 N6 through m 4M6 through 116 He 25 E L40 lt 2 54 25 44 25 54 Ss RCL RE Rio 1 25 25 UNIT mm 25 25 LCB03M SERIES LCBO3L SERIES LCBO3MY 2 LCBOSLYI HA mm
3. SINGLE POINT BEAM LOAD CELL LCBOS3 Series ZAND A amp D Company Limited OUU0D00 0o00 OOUGOO LCBO3 AIND 2i I 27 00 0 170 0013 000000000 3 23 1497 00000 3 23 14 Higashi Ikebukuro Toshima ku Tokyo 170 0013 JAPAN 00000000 5F0 Telephone 81 3 5391 6132 Fax 81 3 5391 6148 TELO3 5391 61261 0 FAX03 5391 6129 1 INTRODUCTION 100 e Hes FEROS Senos A beam load cells are compact 1190 mm 7 length 22 mm height and low cost optimum as platforms for from ordi e L031 0000000 130m Q 22mm OO0O0000000000000 nary weighing to platforms for mixing and filling Being of a single point DOUOCOUOCUOOUOOUOOdCoOdCooooodooCdddaoodoood design allows for simplified weighing system construction OOOGO0000D00D00D00D00000000000O To install the load cell properly the static conditions as well as dynamic 00U0000000000000000000000000000000000 factors i e shock and vibration must be considered OOdog0OoOoodooddoCoOoOoooodoooO
4. A A d I 300x 300nm o000ooita i Output terminal resistance isisissississssssssssssssssssesesssescesessessinsenguasies 3509Q 5Q 10000 10 aut q i no x 7 5 Nem Insulation resistance ccececeececeeseseeseeeeeeeeeees 2000MQ or over at 50VDC 4 Temperature effect on zero 0 023 of rated output 10 C Temperature effect ON Span eee 0 014 of LOAD 10 C 0o000000000000 Gable thickMess le nothin t e ieee BENE ue voient iiei 3 5x0 4m Maximum loading area ec eceeeeeeeeeeeeeeeeeneneees 300 mm x300 mm A T T Maximum moment 0 eects Rated capacities X 75 N cm oooogoooooonooooinioioioiiniiioirigioii 3 NOTES ON INSTALLATION OOHOODODDODODODUDODODODODODO0D0O0D000OdD A NOTE Use care not to damage the resin coating of the load cell When 0 120000000 installing do not apply excessive load to the load cell 000g0oogoo0oooooooooooooooooooinaioioona n I 0o0ooo0i0oonan n00 3 1 INSTALLING ON A BASE 000000000000000 000 2m0 000000000000000 1 The base should be rigid to prevent it from slanting or curving under OOO OOO000ODOODDOOODOOOODOOD 25y nap oOooooddoog normal operating conditions og If the base yields the platform will bend and adversely affect the load OOO O0CG0DO0DODOO0DOOO W90000000000000000 cell OOHOOOOU0OO00COOOCOoOoOoO0oooOoOooOo 2 Insert a spacer of 2 mm or greater between the load cell and the base OOOOOddOonodooodoodododooooooooooo 3 Use a highly rigid base The mounting surf
5. MAX J 150 MAX Figure 1 UNIT mm ole 1 150 MAX oOo S rmOOOOOOOOOOOODTOOOOTOOOOOOOOOOOoOoOoOoOToOOoOOoOOoOoOoOoOoOoOoOoOoOo Oo a s oO je o oo Oo oo og Og o o co o oo 3 3 OVERLOAD PRECAUTIONS 1 Mechanical strength of the load cell When a load is applied to the center of the load cell a load of less than 150 of the rated capacity will not cause any trouble However the allowance range of the overload is reduced as the loading point shifts from the center of the load cell Therefore the allowable limit at the corner load points of the platform should be 100 of the rated capacity Repeated overloading exceeding the allowable limit may shorten the service dog life of the load cell and may even destroy it in extreme cases Where there is a possibility that a load may exceed the allowable limit attach an overload stopper to protect the load cell as described below oO oO E4 o000045 o0npnn0o H oo nooo nooo OO noo ETO HADO ooo Onoo o000 N Nt i gt 2 Overload stopper If excessive shock is applied when position 150 FS ing an object on the platform the load may oe Platform exceed the allowable limit Therefore be sure n to attach an overload stopper
6. just below the l load end of the load cell Recommended installation ii di Attach the overload stopper so that the j j stopper comes into contact with the load cell i Overload stopper with as wide an area as possible when 150 of measurement load plus the platform weight Here after referred to as F S See Figure 2 GBA GOGCGCHO GEAG GOCO OC g oO Co m Ono Ze oO if U oO 1 ono eme A me joa w 2 poopooo oOOoOR Q ooosyoo EEIE ao in 1 Opongoto 100 F S IEZ hyi Figure 2 ood C kinon tie Ove iy ad though the overload stopper is properly ad o justed if an overload is applied to the corners of Comer stopper ee the platform it may exceed the allowable limit gt 7 mn due to the flexibility of the base Therefore be y sure to attach corner stoppers n o Recommended installation HMW r Attach the corner stoppers so that the stoppers i come into contact with the bottom of the Figure 3 weighing platform with as wide an area as E y ooo possible when 100 of F S is applied to each the four corners of the platform See Figure 3 oooFoo ooo Foo oooFoo oooOono oop0000 ooo000 ETET
7. platform fixture with high rigidity The mounting surface for the 0 0000000000000000000000000000 oad cell and the spacer requires a surface finish of 25umRa JIS or OOHOOU0OD0DO00DDODOO0DODCO0dDoOod 0o00 00000000000000 000000000000000000 4 Use hexagon socket head bolts tensile strength Class 10 9 JIS or over oooop00o00o000000000000000000000 or high tension hexagon head bolts tensile strength Class 10 9 JIS or over to attach the platform fixture to the load cell Table 1 shows the applicable clamping torque Avoid using ordinary bolts of low tensile strength available on the market 5 Make sure that the attaching surface is clean and free from foreign matter Tighten the bolts while using much care not to apply unnecessary force torsion or lateral load to the load cell WM PD4000328 6 For the allowable dimensions of the platform see Figure 1 Also when r HRE designing a platform see the 3 3 OVERLOAD PRECAUTIONS N l Ty hkh 7y hkh ZN WRR hy Corner point A NW ee Platform Platform specer Corner stopper Ne 150 MAX t N ji x HE wo Pi Mi c gt in 3 ZN Pa N RAAR MLO PLB NERZ hy T f Sx SK es J Center line Babes Loon own A 1 HUE mm 4 N Base specer of platform Overload stopper _150
8. CR oO am Oo Oo Cy oo poo Etf oOo EA ovo oO a20 ooo a20 ooo a20 ooo 20o ooo peo Doo mw ow aonan ogag mmn G aar A a Of noo noo noo ooo noo noo ooo ooo 4 If an overload or excessive shock force is likely to occur overlay the platform O00 with a shock absorbing pad or select a load cell with a rated capacity that is double or triple the F S value oo oO ooo ooo ooo ooo onoo 5 If a moment greater than the specified maximum value is applied to the center of the load cell the load cell may not function properly Especially when the load is over one half of the rated capacity it may cause the moment to exceed the specified maximum value even within the maximum loading area Under such a condition place the center of the load on the platform directly above the center of the loading area so that the maximum moment will not be exceeded The moment applied to the load cell can be obtained as follows Ono oo O00 ag Oo FET EIGI EI cam tamed UF com ff ETE
9. ace for the load cell and the OOOUOO0000000 oo00000 spacer requires a surface finish of at least 25umRa JIS 0 0 JIS Japan Industrial Standard WIL PIEU RRO AIT bE 4 Use hexagon socket head bolts tensile strength Class 10 9 JIS or over LCBO3MY 7 gt MG 2N m or high tension hexagon head bolts tensile strength Class 10 9 JIS or LBO3LY 27 over to attach the load cell on the base Table 1 shows the applicable clamping torque Be sure to avoid using ordinary bolts of a lower tensile D000000000000000000000000000000000 000 strength available on the market ooooooooooroiionriooiiniiiiiiiiii Table 1 0000000 0000 Bolt diameter Clamping torque E LCBO3MEX SERIES 0 000000000000 LCBO3LEX SERIES M6 aus OOO OOO0O0OO0OoOoOoOooCoOooodoooooooNdooO qonnnnonn SE ae qn 2m0 000000000000 5 Make sure that the attaching surface is clean and free from foreign matter eA aa E E A E AR LR Sota Peo EEE eg Tighten the bolts while holding the securing end of the load cell OOO doo00000g OOOOOOO008 25y nt OOO0o0oodooo 3 2 ATTACHING THE PLATFORM UU 1 The tare and the platform should be as light as possible to prolong the OOO OO0gd0ODCOOCDOOODO0O0d 109000000000000 service life and excellent performance of the load cell OOOOOOO0DDODO0DODDOOOODOOODOD0O0DdOoddooood i fies see ot ar gay ea oes 2 Insert a spacer with 2 mm or greater between the load cell and the CEH Ge eae OOO a 7 o000o000000u 0 platform 0000 JO00O000000000000000000000000000 3 Use a
10. oooOooUoooOo To obtain the best performance from the load cell read this instruction Oooogogogoooooooo0oooo00ocoooooCoOOOO manual before installation QOOOOOD0O0DDDODOODOD0DO00D0D0DOODOD0000000O 2 SPECIFICATIONS 0000 Model RARs Model BEE Model A E OE EKRE Ke E EKRE Ke OE EKRE LCB03K003MEX 3kg LCB03K015MEX 15kg LCBO3KO30LEX 30kg LCB03K003M 30N LCB03K015M 150N LCBO3KO30L 300N LCBO3KOO6MEX 6kg LCB03K020MEX 20kg__ LCBO3KO35LEX 35kg LCBO3KOO6M 60N LCBO3K020M 200N LCBO3K035L 350N LCBO3K010MEX 10kg LCBO3KO25LEX 25kg__ LCBO3KO60LEX 60kg eee 100N oui Zz Z50N ECBOSKOGUL GOON Pate OU eee rete cccetetttceecee ecco eet te teeter toc ecceeeeuess 2mV V 10 DOOD xs eestesseeceas 2W V 10 DOOOOOD eee eee 4200 300 Maximum safe overload 150 of rated capacity OOO0gggg 150 RC 0000000 cee seeeeeee 3500 50 Combined CnrObscsccacsssecsssesscsesscscsscaciscsciccssisccacsscansscacs 0 02 of rated output MET wilseccctee ale fete 0 02 RA 0000 eccere 2000M2 0 DSV Zero DAlANCE eeeeeeeeseeeeeeeeeeeeeteees 5 of rated output OO0000 5 0F RQ ODOOOOOOOL 0 023 CF R Q 10 C Compensated temperature range ccccsesccsecetereeseeeeneeees 10 C to 40 C 000000 10 Q 40 C DO00000 0 014 CF LOD 10 C cae Pc teron vo tage sesseessssseecenssceesnnsseecansscessnnsseecanssseeeanasess aLa ee RIERO 15V ROSEREI chit 3 5x 0 4m nput terminal resistance
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