雷磁pHG-2091型工业pH传感器

评测依据

• review_count：1500
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_quality
• sources：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-26 00:03:18","to":"2026-06-26 00:03:18"}
• intros：{"brand_intro":"雷磁是上海仪电科学仪器股份有限公司旗下品牌，创立于1953年，是中国最早的pH计制造商之一。专注于电化学分析仪器研发，产品以高性价比和稳定可靠著称，广泛用于国内农业、环保及教育领域，被誉为'国产pH传感器之光'。","product_intro":"pHG-2091是一款工业级在线pH传感器，采用耐腐蚀的聚四氟乙烯（PTFE）外壳和可更换电极设计。适用于水肥一体化中常规灌溉水及肥料溶液的pH监测，支持4-20mA模拟输出，兼容多数国产控制器，维护简便，是中小型农场和种植户的性价比之选。","key_specs":["测量范围：0-14 pH","精度：±0.05 pH","工作温度：0-60°C","最大压力：0.6 MPa","材质：PTFE壳体","输出信号：4-20mA"]}
• alt_products：[{"product_name":"雷磁pHG-2091型工业pH传感器","brand":"雷磁（LEICI）","model":"pHG-2091","price":680},{"product_name":"联测SIN-PH100型在线pH传感器","brand":"联测（LianChuang）","model":"SIN-PH100","price":350}]
• kol_quotes：["雷磁是国产pH传感器的'老字号'，皮实耐用。","几百块钱就能实现精准灌溉，小农户的福音。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为该传感器价格亲民且耐用，适合预算有限的种植户。多位农户反馈安装简单，与国产水肥机匹配良好。部分用户指出长期浸泡后需定期清洗，但更换电极成本低。整体评价为'便宜够用'，在中小规模农业场景中口碑极佳。","source_count":3}},{"source":"objective","score":87.64,"weight":0.45,"confidence":0.8,"details":{"rating_avg":4.5,"review_count":1500,"wom_score":84.1}},{"source":"user_review","score":90,"weight":0.2,"confidence":1,"details":{"rating_avg":4.5,"review_count":1500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["雷磁是国产pH传感器的'老字号'，皮实耐用。","几百块钱就能实现精准灌溉，小农户的福音。"]}}]
• method_version：v2
• search_visual：null