型号 | WZB-175 | WZB-172 | WZB-171 | WZB-170 | 光源 | 850 nm LED,满足ISO 7027标准 | 850 nm LED,满足ISO 7027标准 | 850 nm LED,满足ISO 7027标准 | 850 nm LED,满足ISO 7027标准 | 测量范围 | (0~20.00)NTU.( 20.0~200.0)NTU. (200~1000)NTU | (0~20.00)NTU.( 20.0~500.0)NTU. | (0~20.00)NTU.( 20.0~200.0)NTU. | (0~20.00)NTU.( 20.0~200.0)NTU. | 分辨率 | 0.01 NTU.0.1 NTU,1 NTU | 0.01 NTU.0.1 NTU | 0.01 NTU.0.1 NTU | 0.01 NTU.0.1 NTU | 示值误差 | ±6% | ±6% | ±6% | ±8% | 重复性 | ±0.5% | ±0.5% | ±0.5% | ±1.0% | 零点漂移 | ±0.5% FS/30min | ±0.5% FS/30min | ±0.5% FS/30min | ±0.5% FS/30min | 示值稳定性 | ±0.5% FS/30min | ±0.5% FS/30min | ±0.5% FS/30min | ±1.0% FS/30min | 防护等级 | IP65 | IP65 | IP65 | IP65 | 尺寸( mm),重量(kg) | 220×100x80,0.8 | 220×100x80,0.8 | 220×100x80,0.8 | 220×100x80,0.8 |
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