DRL26C 树木生长监测仪用于监测树干的生长微变化，使树的生长与水分关系的研究变得更容易和更准确。传感器为不锈钢和防紫外线塑料制作，坚固耐用，适合长期监测，无须外接电池或太阳能板，内置锂电池和数据采集器，可记录50000个数据，通过红外数据输出。仪器具有较高的分辨率，可精确测量1微米茎杆的微变化，为研究树木在白天，夜晚等气候条件差异下的生长提供重要数据依据。

主要特点：

• 适用于直径大于8cm的任何树干；
• 传统机械与电子技术相结合，测量更准确；
• 精度较高，分辨率1微米；
• 无损安装固定；
• 导出数据格式为TXT、Excel

技术参数：

• 量程：64mm生长量变化监测
• 分辨率：0.001mm
• 误差：量程2%
• 作用力：15-20N
• 工作温度：-30-60℃
• 工作湿度：0-100%
• 温度传感器精度：±2℃
• 重量：300g
• 数据容量：50000个数据（每小时记录1次则可自动记录4年）
• 采样间隔：10min-24hrs
• 电池寿命：1hr间隔5年；10mins间隔3年；待机5.5年
• 通讯方式：无线红外传输

Ÿ植物生理生态专业数据下载分析软件，可进行数据下载、数据在线观测、柱状图、数据修复、统计分析（如每小时平均、每日平均、总计、最小值、最大值、数据相关分析、回归分析）与图表展示及系统设置等

Ÿ可选配MicroLog三通道土壤监测仪，实时、连续、原位监测土壤水分、温度、水势的变化

Ÿ推荐系统：树木生理生态系统，同时对多棵树木进行实时在线监测，采集记录树木生长、树皮温度（阴面和阳面）、树干茎流等三个生理指标的数据

应用案例

左图：3月20日–5月20日河北塞罕坝樟子松径向日动态变化；右图：9月20日–11月20日河北塞罕坝樟子松径向日动态变，引自北京大学生态研究中心2020年《植物生态学报》研究论文

产地：捷克

参考文献

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