Libratherm offers model THP-300X, micro-controller based (T + Rh + DP) Indicator cumTransmitter with 1 high digital display for long distance visibility and 4-20mA retransmissionoutputs for T, Rh and DP each. These instruments are specially designed for monitoring andreal time data logging of clean room environment conditions. Models are also availablewithout data logging facility i.e. without real time clock and built in memory.Digital interface such as RS-485 or Ethernet are integrated in the hardware to communicatewith PC or PLC or HMI. All three types of indicators have built in memory and real time clockto store the T+RH+DP values at regular and programmable time interval. The stored data canbe downloaded onto the computer via RS485 or LAN connection. Libratherm offers Windowbased PC software to monitor and store the data in continuous or batch format for on line oroff line viewing and analysis in tabular or graphical format. The software allows user toprepare the batch report with desired fields such as product name, batch name,