
| Measurement Range | 0~2000 mS/cm (K=2.7) |
|---|---|
| Concentration | NaOH 0-16%; CaCl2 0-22%; HNO3 0-28%; 36-96%; H2SO4 0-30%; 40-80%; 93-99%; HCl 0-18%; 22-36%; NaCl 0-10% (10-point custom concentration supported) |
| Temperature | 0~130°C (depending on electrode config) |
| Resolution | Conductivity: 0.1 uS·cm-1; 0.01 mS·cm-1; 0.01%; Temperature: 0.1℃ |
| Basic Error | Conductivity/TDS: ±1% F.S., Temperature: ±0.3℃ |
| Auto/Manual Temp Compensation Range | 0~130°C (reference 25°C) |
| Auto Temp Compensation Error | ±0.3% F.S. |
| Electronic Unit Stability | ±0.1% F.S. ±1 digit/24h |
| Electronic Unit Repeatability Error | ≤0.1% F.S. ±1 digit |
| Electronic Unit Alarm Error | ±1% F.S. |
| Electronic Unit Output Current Error | ±1% F.S. |
| Analog Signal Output | 0~20 mA (load resistance < 750 Ω); 4~20 mA (load resistance < 750 Ω); 20~4 mA (load resistance < 750 Ω) |
| 3 Relay Control Contacts | 3A 250 VAC, 3A 28 VDC or 120 VAC |
| Power Supply (optional) | 85–265 VAC±10%, 50±1 Hz, power ≤3W; 9–36 VDC, power ≤3W |
| External Dimensions | 144×144×118mm |
| Installation Method | Panel mount (embedded / wall-mounted) |
| Panel Cutout | 138×138mm |
| Working Environment | Ambient temp -20~60°C; relative humidity ≤90%; no strong magnetic field interference (except earth magnetic field) |
| Applications | Water treatment, environmental monitoring, laboratories, food & beverage, aquaculture |
| Certifications | Manufactured under ISO 9001 QMS · CE/RoHS/FDA compliance varies by model (certificates available upon request) |
CON6512 是一款电感式、非接触在线电导率/盐度变送器,专为会迅速毁掉接触式电极的工况而设计。它不是把裸露金属环浸入水样,而是用一支 K=2.7 的环形传感器通过磁感应把测量信号耦合穿过液体——没有电极可被极化、结垢或腐蚀。量程最高 2 000 mS/cm,适用于强化学、造纸与废水等严苛场合。
由于电感式传感器在高电导率下依然可靠,CON6512 还能直接以百分比显示化学品浓度:NaOH 0–16%、CaCl2 0–22%、HNO3 0–28% 与 36–96%、H2SO4 0–30%、40–80% 与 93–99%、HCl 0–18% 与 22–36%、NaCl 0–10%,另有十点自定义曲线可标定其它溶液。温度补偿范围 0–130 °C(参比 25 °C)。144 × 144 × 118 mm 面板式外壳支持嵌入式面板安装与壁挂安装。
为什么用电感式而不用接触式传感器?
接触式传感器靠两支金属电极测水,在高电导率、脏污或含纤维的水中会被极化、结垢。电感式通过磁感应耦合信号、无外露电极,因此在化工、造纸与废水工况下可保持准确至 2 000 mS/cm。
它能直接测百分比浓度,而不只是 mS/cm 吗?
可以。仪表内置 NaOH、CaCl2、HNO3、H2SO4、HCl、NaCl 的预置浓度曲线(在所列范围内),其它化学品可用十点自定义曲线编程。直接读百分比,并保持温度补偿开启。
电源与控制方式如何?
支持 85–265 VAC(±10%、50 Hz)或 9–36 VDC,功耗不超过 3 W。三组继电器触点(3 A/250 VAC)可用于高报、低报或加药报警,模拟输出把实时值送给 PLC 或记录仪。
仪表通常装在哪里?
144 × 144 × 118 mm 外壳需要 138 × 138 mm 开孔,支持嵌入式面板安装与壁挂安装。传感器单独安装在工艺介质中。
测量范围是多少?
配 K=2.7 传感器时电导率 0–2000 mS/cm,温度 0–130 °C(取决于传感器配置);基本误差为电导率满量程 ±1%,温度 ±0.3 °C。
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