Installation – Ohaus CT Series ELECTRONIC BALANCE User Manual

Page 33

The CT Series RS-232 Accessory is a bidirectional interface which enables the balance
to communicate with a printer or computer that is equipped with an RS-232 serial port.
The Interface assembly is easily installed in the balance and all communication
parameters are configured using the Setup Menu (reference the CT Series Manual).

Before installing the Interface assembly, observe the following:

WARNING

To prevent damage to the balance, be certain that the power supply is
disconnected before removing the cover.

Even though the balance may have been switched OFF, voltage is present
inside the balance as long as the power supply is connected.

If the AC Adapter is being used, disconnect it.

If batteries are installed, remove them.

INSTALLATION

To install the RS-232 Interface Acces-
sory, first remove the Pan from the bal-
ance, and turn the balance upside down.
(Do not remove Pan on CT3000L and
CT6000 Models.)

The bottom plate is held by four

screws, one located in each corner.
Remove the four screws and lift off
the bottom plate.

NOTE:

NOTE: On earlier models the bot-

tom plate is held by one screw lo-
cated toward the center of the plate.

On the rear of the balance, a protec-

tive label is provided which covers
the hole for the 9-pin RS-232 con-
nector.

Peel off the label to expose the hole.

Place the circuit board and connec-