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4.4 Interface RS232 settings
The scale can be connected to PC, label printer or cash register via RS232 connection.
A 9-pin connector is mounted with 2 different channels for connection.
Channel 1:
– PIN 5 - mass
– PIN 2 - receiving (active +5V for “0”)
– PIN 3 - delivering data from the scale (active +5V for “0”, 0V for logical “1”)
Channel 2:
– PIN 5 - mass
– PIN 8 - receiving (active +5V for “0”)
– PIN 7 – delivering data from the scale (active +5V for “0”, 0V for logical “1”)
The scale has several communication protocols, which are activated by setting the CASH XX protocol
in SERVICE Mode 1. The transfer speed is set by the key and the cash register with the
( for model LF, BF) . The communication is done through Channel 1. Channel 2 is design for
connection with label printer.
For example: CASH 42 means speed 9600 for cash register Datecs.
When connecting to cash register, the scales sends inquiry for weight through the interface but is can
send data for the balanced load by operator’s order by pressing ( за модел LF,BF) .
Note: The connection with PC and label printers is managed by set speed and protocol 7, For
example: In mode CASH47.
* The software and cables for connection are additionally offered by the manufacturer.
5 ERRORS
The error mode is shown by lighted bottom segments (lines) along the display and a sound signal.
The Error Mode is indicated when:
The scale is overloaded. If the scale is overloaded, remove the load from the platter.
The scale reads a mass below the Zero. Adjust the metal platter – the rubber tampons should
go into the corresponding holes of the aluminum load-transmitting body and press to zero
the scale.
When turning the scale on , after all self-checks are completed the scale reads out a large
diversion from the Zero position set by the manufacturer.
Remove all loads from the platter; make sure that the platter is placed properly. If necessary press
.
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