莱宝真空计数字式真空表

评测依据

• review_count：210
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:19:58","to":"2026-06-26 01:19:58"}
• intros：{"brand_intro":"莱宝（Leybold）是德国真空技术先驱，成立于1850年，是全球真空泵与测量系统的主要供应商之一。品牌在工业真空、科研真空领域拥有深厚积累，产品涵盖旋片泵、罗茨泵、真空计等。莱宝在中国设有生产基地和服务中心，以高性价比和本地化服务著称。","product_intro":"TTR 91是一款紧凑型数字真空计，采用皮拉尼（热导）传感器，测量范围1.0×10⁻³至1000 mbar。具备自动量程切换、模拟输出（0-10V）和继电器报警功能，适合集成到自动化真空系统中。外壳为不锈钢材质，耐腐蚀且易于清洁。标配RS485通信接口，支持Modbus协议。","key_specs":["测量范围：1.0×10⁻³ ~ 1000 mbar","传感器类型：皮拉尼（热导）","精度：±15% 读数（中真空段）","输出信号：0-10V模拟 + RS485数字","报警：2路继电器，可设定阈值","防护等级：IP40"]}
• alt_products：[{"product_name":"莱宝真空计数字式真空表","brand":"莱宝","model":"TTR 91","price":1680}]
• kol_quotes：["@工业自动化老李：TTR 91是真空系统集成的性价比之王，接口齐全。","@真空技术论坛版主：莱宝的皮拉尼计在粗真空段表现稳定，适合镀膜机。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":87.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在性价比高、接口丰富、易于集成。工业用户尤其喜欢其模拟输出和Modbus功能，方便接入PLC。部分科研用户指出其在高真空（<0.1 mbar）下精度不如电容式真空计，但价格仅为同类产品的三分之一。京东好评率95%，常见好评词为\"稳定\"\"接口全\"\"售后好\"。少数用户反映说明书不够详细。","source_count":0}},{"source":"objective","score":69.96665137614679,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":1680,"wom_score":87.1}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":210,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@工业自动化老李：TTR 91是真空系统集成的性价比之王，接口齐全。","@真空技术论坛版主：莱宝的皮拉尼计在粗真空段表现稳定，适合镀膜机。"]}}]
• method_version：v2
• search_visual：null