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111BS Aquaculture Optical Dissolved Oxygen Sensor
Overview
111BS is developed for cost sensitive aquaculture applications. With build-in NTC temperature sensor for compensation and rugged metal sensor housing, it can be easily integrated with any data acquisition equipment and wireless transmission systems for real time aerator control.
Features
Digital signal Modbus RS485 interface
No membrane, no electrolyte, easy sensing cap replacement
No oxygen consumption, no flow dependency, no H2S interference
Built-in temperature sensor, automatic compensation
| Technical Specifications | |
| Model | 111BS |
| Measurement Principle | Optical fluorescence lifetime |
| Range | 0~20mg/L or 0~200%SAT |
| Accuracy | 1% |
| Response time | 45 sec |
| Temperature Sensor | NTC |
| Temperature Range | 0 ~ 50℃ |
| Temperature Accuracy | ±0.2℃ |
| IP Rating | IP68 |
| Output | Modbus RS-485 |
| Power Consumption | DC 6~12V，I<50mA |
| Dimensions | Φ22*152.7MM |
| Cable length | 5m（default），custom length available |
| Calibration | One point or two-pints |
| Sensor cap lifetime | One year（typical） |
| Housing material | POM and SS 316, or Ti |
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