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Single-point Load Cell

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Single-Point Load Cell Specification

Model: LAB-B-B | Category: Single-Point Load Cell

Product Overview

The LAB-B-B Single-Point Load Cell is a high-precision, high-stability Class B industrial weighing sensor featuring a unique single-point loading design. It is suitable for various static weighing applications requiring precise measurement, such as platform scales, bench scales, and batching scales. The product has a compact structure for easy installation and is equipped with a 4-wire shielded cable to ensure stable and reliable signal transmission.

Core Advantages: Class B accuracy for precise measurement; Robust construction for long-term stability; Single-point design for easy installation; Equipped with shielded cable for strong anti-interference capability.

Technical Specifications

Structure & Features

  • Single-point loading structure, suitable for platform scale designs

  • Alloy steel material, heat-treated for high strength and fatigue resistance

  • Fully sealed by welding, protection class IP65, dustproof and waterproof

  • Equipped with 4-wire shielded cable, effectively resists electromagnetic interference

Core Parameters

ParameterSpecificationDescription
ModelLAB-B-BSingle-Point Load Cell
Rated Capacity3, 6, 10, 20, 40, 60 (kg)Selectable capacity range
Accuracy ClassBComplies with OIML R60 standard
Rated Output2.0 ± 10% mV/VSensitivity
Zero Balance± 5% of R.O.Output signal at no load
Input Resistance405 ± 10 ΩResistance between excitation terminals
Output Resistance350 ± 3 ΩResistance between signal terminals
Excitation Recommended5 ~ 12 VDCRecommended operating voltage
Excitation Maximum18 VDCMaximum allowable voltage
Operating Temp.Range-20 ~ +60 ℃Temperature range for guaranteed performance
Insulation Resistance≥ 2000 MΩ (50VDC)Insulation between housing and circuit
Safe Overload150% of R.C.Safe use overload
Ultimate Overload200% of R.C.Ultimate overload, may cause damage
Linearity Error≤ ± 0.02% of R.O.
Repeatability Error≤ ± 0.015% of R.O.
Hysteresis Error≤ ± 0.015% of R.O.
Creep in 30 Min.≤ ± 0.03% of R.O.Output signal change under constant load
Protection ClassIP65Dustproof, protected against water jets
Temp.Effect on Zero≤ ± 0.05% of R.O. / 10℃Effect of temperature change on zero point
Temp.Effect on Output≤ ± 0.03% of R.O. / 10℃Effect of temperature change on sensitivity
Compensated Temp.Range-10 ~ +40 ℃Temperature range for compensation
Cable4-wire shielded cable, length 0.4 m *Standard cable length, customizable

Cable Specifications

Standard Cable:

4-Wire Shielded

  • Conductors: 4 wires (Excitation+, Excitation-, Signal+, Signal-)

  • Shielding: Copper braid shield plus aluminum foil for effective interference resistance

  • Outer Diameter: φ4mm

  • Standard Length: 0.4 meters

  • Option: Can be customized to different lengths based on customer requirements

Wiring Definition (Standard Color Reference)

  • Red (Red): Excitation voltage positive (E+)

  • Black (Black): Excitation voltage negative (E-)

  • Green (Green): Signal output positive (S+)

  • White (White): Signal output negative (S-)

  • Shield (Shield): Connect to equipment ground or shield terminal

Installation & Application

Installation Notes

  • Ensure the mounting base is flat,坚固, and具有良好的水平度.

  • Use appropriate mounting accessories to avoid lateral forces or torque acting on the sensor.

  • The cable should be secured to avoid pulling and kept away from power lines to reduce interference.

Typical Applications

  • Commercial electronic pricing scales, bench scales

  • Industrial batching scales, packaging scales

  • Production line checkweighers

  • Medical and laboratory instruments

Customization Services

Qingsi Electronic Technology Co., Ltd. offers the following customization options based on your needs:

  • Custom special capacities (e.g., 80kg, 100kg)

  • Custom longer or shorter cable lengths (e.g., 1m, 2m, 3m)

  • Provide different connectors (e.g., aviation plugs)

  • Customization for special environments (e.g., higher protection class, corrosion-resistant coating)

Qingsi Electronic Technology Co., Ltd. All technical specifications subject to change without notice.

For inquiries and technical support: Manager Chen | Tel: +86 15106111829

单点式称重传感器规格说明书

型号:LAB-B-B | 类别:单点式称重传感器

产品概述

LAB-B-B单点式称重传感器是一款高精度、高稳定性的B级工业称重传感器,采用独特的单点受力设计,适用于平台秤、台秤、配料秤等多种需要精确测量的静态称重场合。产品结构紧凑,安装方便,并配备四芯屏蔽电缆线,确保信号传输的稳定与可靠。

核心优势:B级精度,测量准确;结构坚固,长期稳定性好;单点式设计,安装简便;配备屏蔽电缆,抗干扰能力强。

技术规格

结构与特性

  • 单点式受力结构,适用于平台秤等设计

  • 合金钢材质,经热处理,强度高,耐疲劳

  • 全密封焊接,防护等级IP65,防尘防水

  • 配备四芯屏蔽电缆,有效抵抗电磁干扰

核心参数

参数规格描述
型号LAB-B-B单点式称重传感器
额定量程 (Rated capacity)3, 6, 10, 20, 40, 60 (kg)可选量程范围
精度等级 (Accuracy Class)B符合OIML R60标准
额定输出 (Rated Output)2.0 ± 10% mV/V灵敏度
零点输出 (Zero Balance)± 5% of R.O.无负载时的输出信号
输入电阻 (Input Resistance)405 ± 10 Ω激励端子间的电阻
输出电阻 (Output Resistance)350 ± 3 Ω信号端子间的电阻
推荐激励电压 (Excitation Recommended)5 ~ 12 VDC建议工作电压
最大激励电压 (Excitation Maximum)18 VDC最大允许电压
工作温度范围 (Operating Temp.Range)-20 ~ +60 ℃保证性能的温度区间
绝缘电阻 (Insulation Resistance)≥ 2000 MΩ (50VDC)壳体与电路间绝缘性能
安全过载范围 (Safe Overload)150% of R.C.安全使用过载
极限过载范围 (Ultimate Overload)200% of R.C.极限过载,可能造成损坏
非线性误差 (Linearity Error)≤ ± 0.02% of R.O.
重复性误差 (Repeatability Error)≤ ± 0.015% of R.O.
滞后误差 (Hysteresis Error)≤ ± 0.015% of R.O.
30分钟蠕变 (Creep in 30 Min.)≤ ± 0.03% of R.O.负载恒定时输出信号的变化
防护等级 (Protection Class)IP65防尘,防喷水
零点温度影响 (Temp.Effect on Zero)≤ ± 0.05% of R.O. / 10℃温度变化对零点的影响
输出温度影响 (Temp.Effect on Output)≤ ± 0.03% of R.O. / 10℃温度变化对灵敏度的影响
温度补偿范围 (Compensated Temp.Range)-10 ~ +40 ℃进行温度补偿的区间
电缆线 (Cable)4芯屏蔽线,长度 0.4米 *标配线长,可按需定制

线缆规格

标配电缆:

4-Wire Shielded

  • 线芯: 4芯(激励+, 激励-, 信号+, 信号-)

  • 屏蔽: 铜网屏蔽层加铝箔,有效抗干扰

  • 外径: φ4mm

  • 标准长度: 0.4米

  • 可选: 可根据客户需求定制不同长度

接线定义 (标准颜色参考)

  • 红 (Red): 激励电压正极 (E+)

  • 黑 (Black): 激励电压负极 (E-)

  • 绿 (Green): 信号输出正极 (S+)

  • 白 (White): 信号输出负极 (S-)

  • 屏蔽层 (Shield): 接设备地或屏蔽端

安装与应用

安装注意事项

  • 确保安装基座平整、坚固,水平度良好。

  • 使用合适的安装配件,避免侧向力或扭力作用在传感器上。

  • 电缆线应固定,避免拉扯,并远离动力线以减少干扰。

典型应用

  • 商业电子计价秤、台秤

  • 工业配料秤、包装秤

  • 生产线检重秤

  • 医疗、实验室仪器

定制服务

青思电子科技有限公司可根据您的需求提供以下定制选项:

  • 定制特殊量程(如80kg, 100kg)

  • 定制更长或更短的电缆线(如1米, 2米, 3米)

  • 提供不同接插件(如航空插头)

  • 特殊环境应用定制(如更高防护等级、耐腐蚀涂层)

青思电子科技有限公司. 所有技术规格如有变更,恕不另行通知。

咨询与技术联系:陈经理 | 电话:86 15106111829