防爆型气体流量计

评测依据

• review_count：328
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:17:06","to":"2026-06-26 01:17:06"}
• intros：{"brand_intro":"上海自动化仪表有限公司（简称上海自仪）是中国仪器仪表行业的老牌国企，成立于1958年，长期专注于工业自动化仪表及控制系统的研发与制造。公司拥有多项防爆认证资质，产品广泛应用于石油、化工、冶金等领域，以稳定性和高精度著称，在业内享有\"国产仪表标杆\"的美誉。","product_intro":"SAP-LUGB-EX防爆型气体流量计采用涡街原理，专为易燃易爆气体环境设计，具备Ex d IIC T6防爆等级。内置高精度传感器和智能信号处理器，可测量天然气、煤气、氢气等气体流量，支持4-20mA、脉冲、RS485输出。整机采用铸铝防爆外壳，防护等级IP65，适应-40℃至+80℃工况，安装维护简便。","key_specs":["防爆等级：Ex d IIC T6","测量介质：气体（天然气、煤气、氢气等）","口径范围：DN25-DN300","精度等级：±1.5%","输出信号：4-20mA/脉冲/RS485","工作温度：-40℃~+80℃"]}
• alt_products：[{"product_name":"防爆型气体流量计","brand":"上海自动化仪表有限公司","model":"SAP-LUGB-EX","price":4850},{"product_name":"HK-LUGB-EX 防爆型气体流量计","brand":"北京华控技术有限公司","model":"HK-LUGB-EX","price":3200}]
• kol_quotes：["上海自仪这款防爆流量计在国产里算是很扎实的，化工项目用了三年没出过问题。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其防爆性能可靠，在化工厂和燃气站长期运行稳定，无泄漏风险。部分用户反馈安装时需注意直管段要求，否则影响精度。售后服务响应较快，配件供应充足。少数评价提到在低流速下灵敏度略低，但整体性价比高，适合预算有限的中小企业。","source_count":0}},{"source":"objective","score":88.84,"weight":0.6,"confidence":0.8,"details":{"rating_avg":4.6,"review_count":328,"wom_score":84.1}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":328,"source":"product_reviews_aggregate"}},{"source":"expert","score":76,"weight":0.1,"confidence":0.6,"details":{"kol_count":1,"scored_count":1,"sample":["上海自仪这款防爆流量计在国产里算是很扎实的，化工项目用了三年没出过问题。"]}}]
• method_version：v2
• search_visual：null