December 30, 2022

RHT wireless datalogger (discontinued)


How to connect?

Use our SETUP ASSISTANT to connect your RHT Cloud Data-Logger.
The Device has a built-in OLED display. Follow on-screen instructions for fast installation.

The procedure consist of two logical parts:

  1. setup wi-fi connection - datalogger should connect to the Internet
  2. register datalogger in Environmental Instrument - CC Server will start capture data and assign them to a selected printing device.


Device Specification:

This device uses IoT technology. Data are transmitted to CC Server using the SOAP protocol.
The new device starts in AP mode - The user may find Wi-Fi Access Point called DataLogger then connect to a web-server application that enables setting basic preferences. 


  Temperature: Relative humidity 
Accuracy:  ± 0,55 °C – 0,15°C
see graph below
± 2,5 %RH from 20 to 60 %RH at 23 °C (73,4 °F)
± 3,5 %RH from 0 to 20 %RH at 23 °C (73,4 °F)
± 4,5 %RH from 60 to 100 %RH at 23 °C (73,4 °F)
see graph below
Range: -20 to +70 °C  0 to 100 %RH
Resolution: 0,1 °C (0,1 °F) 0,1 %RH



Wi-Fi module 

  • Mode: 802.11b/g
  • Channel 4 / Channel width :20Mhz
  • Band: 2.4GHz ISM
  • Max rate: 54Mbps
  • WPA2 (PSK)
  • Beacon Interval: 100 ms
  • Encryption AES + TKIP


55 x 80 x 18 mm
53 g (1.8 oz)



Display Messages: 

Properly configured and connected  


Factory defaults • device not connected to the Internet



AP mode (web-browser connected )




Connecting with the Internet (local Access Point)


default password 123412341234 can be changed
IP in AP mode:

Current settings:

Dev: - device name
MAC: - Mac address used as serial number 
AP: - IP of local network Access Point
LOC: - an IP address in the local network
- enter this address in the web browser to access the device's application
G: - Gateway
D: - DNS server
M: - Mask



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