Flow Sensor SS 20.260
SCHMIDT® Flow Sensor SS 20.260 流量传感器
SCHMIDT® Flow Sensor SS 20.260 流量传感器，量程 0 ... 2.5 / 10 / 20 / 40 / 50 / 60 m/s；介质温度量程 -20 ... +120 °C；供电电压 24 V DC ± 10
产品概述
SCHMIDT® Flow Sensor SS 20.260 属于 SCHMIDT 流量传感器与附件（Flow Sensors and Accessories）产品线，量程 0 ... 2.5 / 10 / 20 / 40 / 50 / 60 m/s；介质温度量程 -20 ... +120 °C；供电电压 24 V DC ± 10 %；测量精度（标准） ±(5 % of measured value + [0.4 % of fmr; min. 0.02 m/s]) 2)。我司经销 SCHMIDT Technology 原装全新正品，可提供选型支持、技术资料与稳定供货。
技术参数
| 测量量 / Measuring quantity | Standard flow velocity wN based on standard conditions 1) | Temperature of medium TM (optional)技术参数 |
|---|---|
| 被测介质 / Measured medium | Air or nitrogen, other gases upon request技术参数 |
| 量程 / Measuring range wN | 0 ... 2.5 / 10 / 20 / 40 / 50 / 60 m/s技术参数 |
| 最低检出限 / Lower detection limit wN | 0.2 m/s技术参数 |
| 介质温度量程 / Measuring range TM (optional) | -20 ... +120 °C技术参数 |
| 测量精度（标准） / Standard wN | ±(5 % of measured value + [0.4 % of fmr; min. 0.02 m/s]) 2)测量精度 |
| 测量精度（高精度可选） / High precision (optional) wN | ±(3 % of measured value + [0.4 % of fmr; min. 0.02 m/s]) 2)测量精度 |
| 响应时间 / Response time (t90) wN | 3 s (jump from 0 to 5 m/s)测量精度 |
| 温度梯度 / Temperature gradient wN | < 8 K/min (at wN = 5 m/s in air)测量精度 |
| TM (wN > 2 m/s) | ±1 K (0 ... 40 °C); ±2 K (remaining measuring range)测量精度 |
| 传感器探头 / Sensor probe | -20 ... +120 °C工作温度 |
| Electronics | -20 ... +70 °C工作温度 |
| 存储温度 / Storage temperature | -20 ... +85 °C工作温度 |
| 传感器头部 / Sensor head | Platinum element (glass passivated); PPO/PA材质 |
| 传感器管 / Sensor tube | Stainless steel 1.4571材质 |
| 外壳 / Enclosure | PBT (glass-fibre reinforced)材质 |
| 传感器电缆 / Sensor cable | PVC材质 |
| 湿度 / Humidity | Measuring mode: Non-condensing (< 95 % RH)通用参数 |
| 工作压力 / Operating pressure (max.) | Atmospheric (700 ... 1,300 hPa)通用参数 |
| 显示 / Display | LED green: Operating status | LED red (flashing): Sensor defective通用参数 |
| 供电电压 / Supply voltage | 24 V DC ± 10 %通用参数 |
| 电流消耗 / Current consumption | < 60 mA通用参数 |
| Analog output | Short circuit protected; load capacity CL <= 10 nF通用参数 |
| - Standard: wN | 1 x 0 ... 10 V (RL >= 10 kohm) or 4 ... 20 mA (RL <= 300 ohm)通用参数 |
| - Option: wN and TM | 2 x 4 ... 20 mA (RL <= 300 ohm)通用参数 |
| 电气连接 / Electrical connection | Non-detachable cable, 4 x 0.14 mm2, with ferrules: | - Standard: Length 2 m | - 0.2 m length with M12 connector (male, A-coded, 4-pole, screwed) | - Special length: 3 ... 100 m (step: 1 m)通用参数 |
| 最大电缆长度 / Maximum cable length | 100 m | Variant without TM-output: Tension mode using AGND and RL >= 10 kohm (minimizing mass offset)通用参数 |
| 安装位置 / Mounting position | Arbitrary通用参数 |
| 安装公差 / Mounting tolerance | ±3° relative to flow direction (unidirectional)通用参数 |
| 防护等级 / Protection type | Sensor probe: IP65; enclosure: IP64; plug-in connection: IP67 (with attached connection cable)通用参数 |
| 防护等级 / Protection class | III (SELV or PELV)通用参数 |
| 探头长度 / Probe length | 50/100/200/350/500 mm通用参数 |
| 重量 / Weight | 200 g max.通用参数 |
相关产品
SCHMIDT® Flow Sensor SS 20.261 流量传感器
SCHMIDT Technology
SCHMIDT® Flow Sensor SS 20.225 流量传感器
SCHMIDT Technology
SCHMIDT® Plug-in power supply AN003 流量传感器
SCHMIDT Technology
SCHMIDT® Accessories SCHMIDT® Flow Sensors 流量传感器
SCHMIDT Technology