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EN-28
5
SERIAL COMMUNICATION
The Indicators include an RS232 serial communication interface. An optional RS232 serial communication interface can also
be installed if required.
Note: Some indicators does not include an RS232 serial communication interface. An optional RS232 serial communication
interface (PN:30101019) needs to be purchased.
The setup of RS232 operating parameters are more fully explained in Section 3.8. The physical hardware connection is
explained in in Section 2.2.
5.1
Interface Commands
The interface enables display data to be sent to a computer or printer. A computer can be used to control some functions of
the indicator using the commands listed in Table 5-1.
Command
Legacy
Character
Command
(2)
IP
P
CP
CA
SP
xS
xP
xA
Z
T
xT
PU
xU
xM
PV
V
Esc R
NOTES:
• Commands sent to the Indicator must be terminated with a carriage return-line feed (CRLF).
• Data output by the Indicator is always terminated with a carriage return-line feed (CRLF).
• The Legacy Commands maintain compatibility with older products
5.2
Output Format
The default serial output format is shown below.
Field:
Weight Space
Length:
11
Definitions:
Weight, up to 11 characters, right justified, '-' at immediate left of most significant character (if negative).
Unit, up to 5 characters, right justified. If the Unit in the Print Content menu was set to OFF, the unit will be removed
in the weight string, and 5 spaces will be printed.
Stability, "?" character is printed if not stable, 1 space if stable.
G/N/T: "N" printed if weight is net weight, 'G' or space printed if weight is a gross weight.
Terminating Character(s) – terminating character(s) printed depending on FEED menu setting.
Function
Immediate Print of displayed weight (stable or unstable).
Print stable displayed weight (according to stability setting).
Continuous Print.
Print when stable.
0S: Turn off "Stable Only" menu item and allow unstable print. 1S: Turn on "Stable Only" menu
item and only print stable print.
Interval Print x = Print Interval (1-3600 sec), 0P turns auto print OFF
Same as pressing Zero button
Same as pressing Tare button
Download Tare value in grams (positive values only). Sending 0T clears tare (if allowed)
Print current unit: g, kg, lb, PCS
Set scale to unit x: 1=g, 2=kg, 3=lb
Set scale to mode x. M will scroll to next available mode.
Version: print name, software revision and LFT ON (if LFT is set ON).
Global reset to reset all menu settings to the original factory defaults
Unit Space Stability
1
5
1
Space
G/N/T
1
1
1
3000 Series Indicators
Term. Char(s)
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