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Benui Electric > Load cell > Digital load cell > RNT-D Torsional ring load cell

RNT-D Torsional ring load cell

Model: RNT-D
Description:
Capacities:(Emax)
1,2.2,4.7,10,22,33,47,68,100,
150,220,330,470t
Rated output:
2.0mV/V
Digital:1,000,000d
Accuracy:C3 OIML R60
Material of elastomer: Alloy steel or stainless steel

Details Description

Execution standard:
GB/T 7551-1997 Certificate
(eqv OIML R60)
Combined error: 0.015%

Sealed to IEC 529:
Protection grade: IP67 or IP68.
Protection against total immersion in water for 30 minutes at a pressure corresponding to a 1 m head of water.

 

Dimensions

(In mm. 1mm = 0.03937 inches)

RNT-D Torsional ring load cell RNT-D Torsional ring load cell

CAP./SIZE 1t 2.2t 4.7t 10t 15t 22t 33t 47t 68t 100t  150t 220t 330t 470t
ΦA 49 49 49 74 75 75 95 130 130 150 150 225 225 270
ΦB 20 20 20 30 30 30 40 60 60 70 70 100 100 120
ΦC 60 60 60 75 75 75 95 130 130 150 150 225 225 270
H 43 43 43 50 50 50 65 75 85 90 100    130 145 170
J - - - 7 7 7 7 7 7 7 7 10 10 10
K 7.5 7.5 7.5 6.5 6.5 6.5 10 14 14 16 16 24 24 28
R 15 15 15 25.4 25.4 25.4 50 60 - - - - - -
Deep 2.2 2.2 2.2 3.3 3.3 3.3 3.3 5.1 - - - - - -

 

Circuit Diagram:

Electrical Termination
4 Core cable standard lengths:
<=15t: 5.0 m, 22~68t: 13m, >=100t: 5.0m
Diameter: Φ6
Connection:
Refer to the following drawing:

 

RNT-D Torsional ring load cell

Notice: Do not change the length of cable, or lese, it will effect the sensitivity of load cell.

 

Specification

Item\ Parameter C3 Unit
Rated load (Emax): 1~470 t
Maximal numbers of load cell verification Intervals (Nlc): 3000 d
Minimum load cell verification intervals Intervals ( Vmin): 0.01 % of rated load
Rated output (Cn): 2.0±0.1% mV/V
Combined error: 0.015 -% of rated output
Temperature effect on sensitivity(Tkc): 0.0012 =% of rated output/
Temperature effect on zero balance(Tk0): 0.0008 -% of rated output
Zero balance: 1.0 -% of rated output
Input resistance(Rlc): 775±5/>=33t:1550± 10 Ω(Ohms)
Output resistance(Ro): 702±2/>=33t:1402± 2 Ω(Ohms)
Insulation resistance: ≥5000 MΩ (Mega-Ohms)
Safe overload: 150 % of rated capability
Ultimate overload: 300 % of rated capability
Operating temperature range: -20~+70/-20~+160 ℃/ °F
Recommend excitation:

8~24

V( DC or AC)
Maximum excitation: 48 V( DC or AC)
Material of elastomer: Alloy steel / Stainless steel
Protection class: IP67/IP68

The data for deviation of synthesis error,TK0,TKc are typicl values. The sum of these
data meets the requirements according to OIML R60