Data Logging; Serial Communication - Fisher Scientific 650 Series Instruction Manual

O
PERATION
Note
It is recommended that the commu-
nications link be established by a
person experienced in data commu-
nications.
22
the MENU key. To change the power failure option, press
the UP Arrow key to change the actual display to one of
the above options. Press the MENU key to select the
desired option.

Data Logging

The final menu display is for setting up logging parame-
ters used for serial communications. See the Serial
Communications section for instructions on serial
communication. To access the data logging parameters,
press the MENU key until the displays show "no Log".
Press the UP arrow key. The displays will now indicate
"Yes Log". Press the MENU key a second time. The fol-
lowing communication options can be selected:
• BAud: Use the UP or DOWN arrow key to
select the baud rate. Press the MENU key to
enter.
• int: Use the UP or DOWN arrow key to select
the logging interval in minutes. Use the MENU
key to enter the value.

Serial Communication

Fisher offers a line of furnaces equipped with a serial
communications option. The units listed on the following
page are designed to log data to an adaptable device
(PC) which uses RS232 serial communication protocol.
The furnace will log data to the interfacing device
only. That is, it will not read from the interfacing device.
To begin communicating to the furnace controller follow
the procedures given below:
1. A 9-pin connector is located on the right side of
the furnace, in the center of the ventilation
screen. Plug a communications cable between
the furnace connector and the interfacing com-
puter.
2. The port settings on the interfacing device