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8
CONNECTING
Different units have the following ports and default speeds:
Unit
USB
CAL3K-AP
yes
CAL3L-A
yes
CAL3K-F
yes
CAL3K-ST
-
CAL3K-S
-
8.1
USB PORT
It connects with a PC and the DDS Windows Software App. This App allows the display of data, the
setting of parameters, monitoring of conditions and the retrieval of results for storage on the PC. In
general terms a PC is not needed, but it is nice. USB only available on CAL3k-AP/A/F.
8.2
PORTD1
This is a RS232 port and good for everything as seen later on. Of course, it can be connected to a PC but
it is called the printer port.
8.3
PORTD2
This port is a RS232 port only available on the CAL3K-AP/A/F. Its speed is set at 115.2KB. Its main
purpose is to connect to a BLUETOOTH bridge.
72
BLUETOOTH NAME
This entry is important if you are using a BLUETOOTH bridge and if you have more than one BLUETOOTH
device. The name identifies the link to your PC.
8.4
BALANCE PORT
Again, this is a RS232 port. Its purpose is to receive the sample mass from the balance.
8.5
USE OF PORT D1
The RS232 D1 port must be configured to the same setting as the connecting port.
The CAL3k setting is: Data=8bit, Parity=none, Stop bit=1 (Standard).
The port speed is settable by:
54
D1 PORT SPEED
This entry sets the D1 RS232 port speed in baud. The default is 19200baud.
The speed can be set from: 1200 to 115200baud.
DDS CALORIMETERS OPERATIONS MANUAL V1.1
PORTD1
PORTD2
19200
115200
19200
115200
19200
115200
19200
-
19200
-
1
0
2022
Digital Data Systems (Pty) Ltd.
CAL3K Advanced Bomb Calorimeters
www.ddscalorimeters.com
BALANCE
2400
2400
2400
2400
2400
Website:
www.ddscalorimeters.com
11
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