Overview
Overview
The WS300-UMB is a compact all-in-one weather sensor for measurement of temperature, relative humidity and air pressure. It is part of the WS product family of professional intelligent measuring sensors with a digital interface and an integrated design with ventilated radiation protection for various environmental applications. One external temperature or rain sensor is connectable.
Benefits
Aspirated radiation shield
Flexible interfaces and telegrams
SDI-12 and RS485 with supported protocols UMB-Binary, UMB-ASCII, Modbus-RTU, Modbus-ASCII, and XDR.
All-in-one housing concept & easy installation
All-in-one housing concept of a compact weather sensor combining several measurement parameters in one housing with only a single cable connection.
Specifications
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Technical Attributes
| Material enclosures | Plastics (PC) |
| Cable Connection | Open wires |
| Battery? | No |
| Interface | RS-485 (half-duplex) 2 wire Baud rate: 1200 - 38400 bit/s (Standard: 19200) or SDI-12 |
| Analogue inputs | 1 |
| Dimensions (free text) | Ø150 x 223 mm |
| Air Temperature | Accuracy: ±0.4 °F (-4 - +122 °F) or ±0.2 °C (-20 - +50 °C), otherwise ±0.9 °F (˃ -22 °F) or ±0.5 °C (˃ -30 °C) Measuring range: -58 - +140 °F (-50 - +60 °C) Measurement technology: NTC Resolution: 0.1 °C (-20 - +50 °C), otherwise 0.2 °C |
| Communication | SDI-12 and RS485 with supported protocols UMB-Binary, UMB-ASCII, Modbus-RTU, Modbus-ASCII, XDR |
| Air Pressure | Accuracy: ±0.5 hPa (0 - +104 °F) or ±0.5 hPa (0 - +40 °C) Measuring range: 300 - 1200 hPa Measurement technology: MEMS capacitive |
| Weight EU | 3.3 lb (˂ 1.5 kg) |
| Casing IP Rating | IP66 |
| Relative humidity | Accuracy: ±2 % RH Measuring range: 0 - 100 % RH Measurement technology: Capacitive |
| Power supply | 12 - 24 VDC |
| Operating temp range 1 | -50 - +60 °C |
| Operating humidity | 0 - 100 % |
| Cable Length | 33 ft (10 m) |
Resources
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Manuals (6)
Lufft WS Series - Operational Manual
Manuals
WSxxx Quickstart: Connection & First Check
Manuals
UMB-Config-Tool Bedienungsanleitung UMB-Konfigurations-Software - Bedienungsanleitung - DE
Manuals
Lufft UMB Protocol 1.0 - Manual
Manuals
UMB-Config-Tool Operating Instructions UMB Configuration Software - Manual - EN
Manuals
Lufft UMB-Protokoll 1.0 - Bedienungsanleitung
Manuals
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Software/Firmware (6)
Lufft Software ConfigTool.Net
Software/Firmware
Monitoring Software SmartGraph3 for Lufft Handhelds and OPUS20 Series
Software/Firmware
Software - UMB Config Tool
Software/Firmware
Lufft WSx Release - Firmware device versions ≥30
Software/Firmware
Monitoring Software SmartGraph3 for Lufft Handhelds and OPUS20 Series
Software/Firmware
Lufft WSx Release - Firmware device versions 1-29
Software/Firmware
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Case Studies (1)
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Data Sheets (2)
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Certificates (1)
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