Built-In Current Loop Output; Connection; Communication Modes - AND Check Weighing Indicator AD-4404 Instruction Manual

9.4. Built 9.4. Built- - - - in Current L
9.4. 9.4. Built Built
The interface can be used to connect a printer or external monitor.
Specifications
Transmission system
Current
Data length
Start bit
Parity bit
Stop bits
Baud rate
Code
9.4.1. 9.4.1. 9.4.1. 9.4.1.

Connection

Connection Connection Connection
RS-485
A
B
SG
C.LOOP
FG
The current loop output has no polarity.
Use an external DC current source.
Connect the FG terminal when using a shielded cable.
9.4.2. 9.4.2.

Communication Modes

Communication Modes
9.4.2. 9.4.2. Communication Modes Communication Modes
There are six following.
Stream Mode
The data is output on each display update. If the data can not be output completely
due to a slow baud rate, the data is output at the next update.
Auto Print Mode
The comparison result is printed automatically.
Manual Print Mode
When the preset print key is pressed or terminal is connected, data is output.
in Current Loop Output
in Current L in Current L
EIA RS-232C, Asynchronous, bi-directional, half-duplex
1 = 20mA, 0 = 0 mA, external DC current source
7 bits
1 bit
Even
1 bit
600 bps, 1200 bps, 2400 bps
ASCII code
Current loop Output
Current loop Output
Shield
oop Output
oop Output oop Output
AD-4404 inside
Page 98
The CURRENT
LOOP terminals do
not have polarity.
AD-4404