Vaisala PTU300 - Manual (Page 25)

Chapter 2 ___________________________________________________________ Product Overview
VAISALA ________________________________________________________________________ 23
Basic Features and Options
- Pressure redundancy option: two sensors in one unit
- Two accuracy classes for pressure measurement
- Several probes for various applications
- A 3 h trend and tendency available in pressure measurement
- Calculated output quantities available
- User-friendly display and keypad interface (optional)
- Different probe mounting kits, sensor protection options and probe
cable lengths
- Transmitter mounting kits for multiple installation purposes
- Chemical purge for applications where interfering chemicals in the
measuring environment pose a risk
- Warmed probe and sensor heating for high humidity conditions
(PTU307)
- Support for Modbus serial communications protocol
- Optional temperature sensor for PTU307
- Optional modules:
- Isolated power supply
- Power supply module for AC mains power
- RS-422/485-module
- LAN and WLAN interfaces
- Data logger module with real time clock
- Additional analog output module
- Relay module
New and Improved Features Compared to PTU200
- Improved %RH accuracy
- Graphical display (trend of any parameter)
- Analog outputs (voltage and current)
- Service port for MI70 or PC
- Support for Modbus serial communications protocol
- USB connectivity for service connections via the optional
USB-RJ45 cable
- Isolated RS-485 module (using single barometer module)
- Relay module (using single barometer module)
- LAN and WLAN interfaces (using single barometer module)
- Data logger module with real time clock (using single barometer
module)