If you have a problem with DMT152, first read the following sections concerning the behavior and error indications of the transmitter: Possible causes of errors include insufficient supply voltage, excessive supply voltage fluctuation, physical damage to the transmitter, and incorrect connections. Connection problems can
be caused by misconfiguration of the analog outputs or the serial line. Also remember that the startup of the transmitter may take up to 15 minutes.
Some problems can be solved by simply resetting the transmitter. You can reset the transmitter by disconnecting the power or issuing the RESET command on the serial line.
If you cannot locate the source of the error and return the transmitter to the normal state, contact Vaisala technical support. See www.vaisala.com/support for more information.