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Huazhun Weighing Technology Co.,Ltd.
 
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Huazhun Weighing Technology Co.,Ltd.
[China]
Address:
No.313,Tianmushan Rd, Hangzhou,China. Hangzhou Zhejiang 330013 China
Phone:
86-571-85851235
Contact name:
Luisa
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Huazhun Weighing Technology Co.,Ltd.



 
Products

Single Point Load Cell

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Single Point Load Cell

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 Model Number 638A

638A Load cell, 5kg...150kg
Special features :  

● Complies with OIML R60 C3 regulations up to 5 000d for scales
     class III
● Off-center load compensated
● Protection to IP66
● Explosion proof version (Ex ib II CT4)
● C6 available
 

Dimensions (in mm; 1mm = 0.03937 inches)

 

Technical Data
Type 638A

Accuracy class according to OIML R60
Maximal numbers of load cell verification intervals
 (nLC)

 C3
 5 000

Maximal capacity (Emax)
Minimumload cell verification interval(Vmin)
Reference Max.platform size
Weight (G), approx.
Sensitivity (Cn)
Zero balance
Temperature effect on sensitivity (TKc) *
Temperature effect on zero balance (TKo)
Non-linearity (dlin)  *
Repeatability (drep)  *
Hysteresis error (dhy) *
Creep (dDR)in 30 min.
Input resistance (RLC) [Red(+)-black(-)]
Output resistance (RO) [Green(+)-white(-)]
Reference excitation voltage (Uref)
Maximal excitation voltage
nsulation resistance (Ris)
Nominal temperature range
Service temperature range
Storage temperature range

kg
% of Cn
mm
kg
mV/V
mV/V
% of Cn/k
% of Cn/k
%
%
%
%
Ω
Ω
V(DC/AC)
V(DC/AC)

oF]
oF]
oF]

5;7;10;15;20;30;50;75;100;150
0.02
400×450
0.33
2±10%
±0.06
< ±0.0012
< ±0.0040
< ±0.017
< ±0.017
< ±0.017
< ±0.023
415 ±15
350±3
0.5…12
18
>1[50 VDC ]
-10…+40[15…+105]
-10…+50[15…+122]
-25…+70[-13…+158]

Safe load limit (EL)
Breaking load (Ed)

% of Cn
% of Cn

  150
  300

Protection class (IP) acc. to IEC529

  IP66

Material

  Aluminum

Optionally

  Explosion proof version (Ex ib II CT4)



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