Comet W3711 – WiFi Temperature and Humidity Sensor for External Probe
Industrial temperature-controlled processing zones and centralized distribution depots eliminate manual climate transactional recording mistakes using the rugged Comet W3711 Wi-Fi sensor. This heavy-duty Temperature Dataloggers technical tool tracks environmental parameters fluidly across wide boundaries, utilizing a high-retention external probe connection interface port layout safely. The device incorporates a backlit liquid crystal screen interface layout, simple tactile button controls, and a robust shockproof housing shell structure.
Comet W3711 - WiFi Temperature and Humidity Sensor for External Probe Specs
| Brand | Tempo |
| Measuring range | according to the connected probe Digi/E |
| Accuracy | according to the connected probe Digi/E |
| Resolution | 0.1 °C |
| Measuring range | according to the connected probe Digi/E |
| Accuracy | according to the connected probe Digi/E |
| Resolution | 0.1% RH |
| Measuring range | according to the connected probe Digi/E |
| Accuracy | according to the connected probe Digi/E |
| Resolution | according to the connected probe Digi/E |
| Operating temperature | -30 to +60 °C |
| Channels | 1x connectable temperature+humidity probe, ELKA connector |
| Measuring interval | 1 s |
| Sending interval to COMET Cloud | adjustable 5 minutes to 12 hours |
| Communication protocols | HTTP(S), SMTP, ModbusTCP, HTTP POST, HTTP GET (JSON, XML) |
| Alarm signalization | e-mail, acoustic, LED |
| Power | 5.0 to 5.4 VDC; consumption 150 mA (max. 500 mA); USB-C connector |
| Radio section | frequency: 2.4 GHz; max. transmit power: 18 dBm; standard: IEEE 802.11 b/g/n |
| Protection class | IP30 |
| Dimensions | 81 x 93 x 32 mm |
| Weight | 115 g |
| Warranty | 3 years |
- W3711
- Instruction manual
- Traceable calibration certificate
- Power supply
- USB-C cable
- Comet Cloud for 3 months








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