Data Interface
Purpose
Your balance/scale comes equipped with an interface
port for connection to a computer or other peripheral
device. You can use an on-line computer to change,
start and/or monitor the functions of the
balance/scale and the application programs.
Female interface connector
Pin Assignment Chart, 25-pin
female interface connector, RS-232:
Pin 1: Shield
Pin 2: Data output (TxD)
Pin 3: Data input (RxD)
Pin 4: Internal ground (GND)
Pin 5: Clear to Send (CTS)
Pin 6: Not connected
Pin 7: Internal ground (GND)
Pin 8: Internal ground (GND)
Pin 9: Not connected
Pin 10: Not connected
Pin 11: Charging voltage for rechargeable battery pack
+12 … +20 V (I _ out 25mA)
For remote switch
Pin 12: Reset _ Out *)
Pin 13: +5 V output
Pin 14: Internal ground (GND)
Pin 15: Universal remote switch
Pin 16: Not connected
Pin 17: Not connected
Pin 18: Not connected
Pin 19: Not connected
Pin 20: Data Terminal Ready (DTR)
Pin 21: Internal ground (GND)
Pin 22: Not connected
Pin 23: Not connected
Pin 24: Not connected
Pin 25: +5 V output
*) = Hardware restart
1
14
13
25
21
Preparation
You can set these parameters for other
devices in the Setup menu (see the chapter
entitled “Configuring the Balance/Scale”).
You will also find a detailed description
of the available data interface commands
in the file “Data Interface Descriptions for
ALC Models”, which you can download
from the Internet (www.acculab.com, or
www.acculab-europe.com).
The many and versatile properties of these
balances/scales can be fully utilized for
printing out records of the results when you
connect your balance/scale to a Sartorius
data printer. The recording capability for
printouts makes it easy for you to work
in compliance with ISO/GLP.
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