Dwyer 641-18-LED Air Velocity Transmitter 18in w/ LED
Dwyer 641-18-LED Air Velocity Transmitter 18in Detailed Specs
| Brand | Dwyer Instruments |
| Model & MPN | 641-18-LED |
| Country of Origin | USA |
| Sensor Principle | Heated Mass Flow Sensor |
| Velocity Range | Field Selectable (Standard: 0 to 15,000 fpm / 75 m/s) |
| Accuracy Statement | ±3% of Full Scale (at standard conditions) |
| Probe Specification | 18 inch (457.2 mm) Stainless Steel probe length; 5/16 inch diameter |
| Temperature Limit | Process: -40 to 212 °F (-40 to 100 °C) |
| Output Interface | Analog 4-20 mA (Two-wire loop powered) |
| Display Technology | Integrated 4.5 digit LED display for local monitoring |
| Response Time | Filter adjustment from 0.5 to 15 seconds |
| Enclosure Rating | IP66 (NEMA 4X) |
| Standard Warranty | 1 Year |
| Professional Application | Permanent industrial ventilation auditing, stack monitoring, and air supply process control |
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