User's Guide _______________________________________________________________________
12 ___________________________________________________________________ M211399EN-G
HMW90 Series Transmitters
Table 3 below lists the most important differences between the HMW90
series transmitter models. For technical specifications, see Chapter 7,
Table 3
HMW90 Series Transmitters
Product Code
Short Description
HMW92
Humidity and temperature transmitter with
- two current outputs (4 ... 20 mA)
- display hidden under sliding cover
HMW92D
Humidity and temperature transmitter with
- two current outputs (4 ... 20 mA)
- visible display
HMW93
Humidity and temperature transmitter with
- two voltage outputs (0 ... 5 V or 0 ... 10 V)
- relay
- display hidden under sliding cover
HMW93D
Humidity and temperature transmitter with
- two voltage outputs (0 ... 5 V or 0 ... 10 V)
- relay
- visible display
TMW92
Temperature transmitter with
- one current output (4 ... 20 mA)
- display hidden under sliding cover
TMW93
Temperature transmitter with
- one voltage output (0 ... 5 V or 0 ... 10 V)
- relay
- display hidden under sliding cover
HMW95
Humidity and temperature transmitter with
- digital output (isolated RS-485)
- BACnet MS/TP or Modbus protocol
(DIP switch setting)
- display hidden under sliding cover
HMW95D
Humidity and temperature transmitter with
- digital output (isolated RS-485)
- BACnet MS/TP or Modbus protocol
(DIP switch setting)
- visible display
HMW90
TMW90
HMW90 series wall-mount transmitter that has been
customized at Vaisala. Check type label on transmitter
body and terminal label on the mounting base.
Note for customized transmitters with analog outputs:
Keep the transmitter in custom mode (DIP switch 8 set to
custom) to retain the custom configuration.