Chapter 6 ________________________________________________________ Connection Options
VAISALA_______________________________________________________________________ 73
CHAPTER 6
CONNECTION OPTIONS
This chapter provides instructions on configuring the communication
with the transmitter.
Communication Protocols
Once the transmitter is properly connected and powered up, the data
transmission can start. The following table shows the communication
protocols available in each serial interface.
You chose the communication protocol (ASCII, NMEA 0183, or SDI-
12) when placing your order. To check the communication settings, see
and/or change the protocol or other communication settings, see the
following sections.
Table 15 Available Serial Communication Protocols
Serial Interface Communication Protocols Available
RS-232 ASCII automatic and polled
NMEA 0183 v3.0 automatic and query
SDI-12 v1.3 and SDI-12 v1.3 continuous measurement
RS-485 ASCII automatic and polled
NMEA 0183 v3.0 automatic and query
SDI-12 v1.3 and SDI-12 v1.3 continuous measurement
RS-422 ASCII automatic and polled
NMEA 0183 v3.0 automatic and query
SDI-12 v1.3 and SDI-12 v1.3 continuous measurement
SDI-12 SDI-12 v1.3 and SDI-12 v1.3 continuous measurement