Gill MetPak II, User Manual

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Operation
MetPak II User Manual
Last Change
©
Gill Instruments Ltd
20 August, 2010 Page 25
Returning to measurement mode
To exit from the setup mode and return to the reporting mode:
Type Q and press Enter .
The MetPak II unit returns to measurement mode and begins reporting (if set up for
continuous mode).
Configuring commands for MetPak II
The following table lists the full set of commands for configuring MetPak II.
Table 9 MetPak II configuration commands
Command Parameters Description and examples
*
* Used to place the unit into a SETUP mode so that User Commands may be
sent to change unit settings.*
? ? Used when the unit is configured for Polling and enables Polling.
?A-Z
A | ?B | to ?Z Retrieves a line of data from a MetPak II set for Polled mode with a Node
identifier set to A to Z
Note. In Polled mode the unit MUST be allowed 5 seconds to be
operational before the ? is used to enable polling, or it will be missed.
When polled, allow 4 seconds for the unit to respond with a line of
data.
ALIGN 0 | 359 Align, sets and reports the degree offset applied to wind direction data read
from the MetPak II.
ALIGN <no parameter> returns the current value
ALIGN 0 Sets North Alignment to 0°.
ASCTERM CR | CRLF Sets ASCII output string terminator.
ASCTERM <no parameter>
returns the current value
ASCTERM CR - ASCII output string terminator is <CR>.
ASCTERM CRLF terminator set to <CR><LF>.
BAUD 9600
19200
38400
57600 Sets the serial interface baud rate. Selection must be confirmed with a letter
B. Parity selection and duplex operation is optional
BAUD <no parameter> returns the current value
Example: to change 19200 baud to 9600 Baud:
Type BAUD 9600 and press Enter.
Change the terminal baud rate to 9600.
Type B and press Enter.
Completes the 9600 baud selection.
COMMS RS232
RS422
SDI12 Sets the serial interface communication protocol.
COMMS <no parameter> returns the current value.
To change to RS422 operation :
Type COMMS RS422 and press Enter. (the Comms setting will remain
unchanged allowing further settings to be changed and data viewed until
the system is powered down and restarted).
NOTE: The hardware connections will need be changed to match the
new Comms setting.
ECHO OFF
ON Character echo can be enabled or disabled. If enabled, received characters
are only echoed while in interactive mode.
ECHO <no parameter> returns the current value.
EXIT
Used to change the unit from Configuration mode to Measurement mode
(alternatively type Q or QUIT)
HELP Lists commands that are currently available.
MSGMODE CONT
POLL Sets the message reporting mode.
MSGMODE <no parameter> returns the current value.
MSGMODE CONT - messages reported continuously.
MSGMODE POLL - messages only reported when requested by the user
(polled mode - see “?” command).