3 discrete command descriptions, Return status and current weight, Display channel – Rice Lake Allen-Bradley Remote I/O User Manual
Page 13: Display gross weight, Display net weight, Display piece count, Gross/net key press (toggle mode), Zero, Display tare, Enter tare (integer)
Discrete Transfer Commands
9
3.3
Discrete Command Descriptions
NOTE: For all commands that require a scale number, a value
of 0 indicates the current scale. Unless otherwise specified,
the indicator returns weight and status data for the specified
scale.
Return Status and Current Weight
Command: 0, 0x00
Parameter: Scale number
Command 0 returns the status and weight of the
specified scale in integer format, without changing the
display.
Display Channel
Command: 1, 0x01
Parameter: Scale number
Command 1 causes the weight of the specified scale to
be displayed and returned in its current mode and
format. This command is valid for the
920i
only.
Display Gross Weight
Command: 2, 0x02
Parameter: Scale number
Command 2 causes the gross weight of the specified
scale to be displayed and returned.
Display Net Weight
Command: 3, 0x03
Parameter: Scale number
Command 3 causes the net weight of the specified
scale to be displayed and returned.
Display Piece Count
Command: 4, 0x04
Parameter: Scale number
Command 4 causes the piece count on the specified
scale to be displayed and returned. This command is
valid only for the
520
indicator, and only if count
mode is enabled.
Gross/Net Key Press (toggle mode)
Command: 9, 0x09
Parameter: Scale number
Command 9 toggles between gross and net mode (and
count mode, if enabled). If a scale number other than 0
is specified, the action may not be evident until the
specified scale is displayed.
Zero
Command: 10, 0x0A
Command 10 performs a zero action on the current
scale.
Display Tare
Command: 11, 0x0B
Parameter: Scale number
Command 11 causes the tare weight on the specified
scale to be displayed. If a scale number other than 0 is
specified, the indicator first causes the specified scale
to be displayed. The tare data continues being
returned even if the display times out and returns to
another mode, until another command is issued.
Enter Tare (integer)
Command: 12, 0x0C
Parameter: Scale number
Value: Tare weight
Command 12 enters a tare for the scale selected. Tare
data must be in integer format. The indicator
continues to return weight data in the current mode for
the specified scale. This command is not valid if block
transfer is enabled.
Acquire Tare (simulate tare key press)
Command: 13, 0x0D
Parameter: Scale number
Command 13 acquires a tare based on the weight
currently on the specified scale. The indicator
continues to return weight data in the current mode for
the specified scale.
Clear Tare
Command: 14, 0x0E
Parameter: Scale number
Command 14 clears the tare for the specified scale.
The indicator continues to return weight data in the
current mode for the specified scale.
Primary Units
Command: 16, 0x10
Parameter: Scale number
Command 16 switches the current format of the
specified scale to the primary units configured for that
scale.
Secondary Units
Command: 17, 0x11
Parameter: Scale number
Command 17 switches the current format of the
specified scale to the secondary units configured for
that scale.
Tertiary Units
Command: 18, 0x12
Parameter: Scale number
Command 18 switches the current format of the
specified scale to the tertiary units configured for that
scale. This command is valid for the
920i
only.