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INTRODUCTION
INTRODUCTION
This manual covers Installation, Operation and Troubleshooting for the Ohaus ANALYTI-
CAL Plus Series of Electronic balances, Models AP110, AP210, AP310, AP250D, AP110E,
AP210E, AP310E and AP250E. Suffixes after the basic model number are: D = Moveable
FineRange
TM
and E= Type Approved with CE conformance and bear official markings (Max,
Min, Class, etc.) on a serial number plate located on the side of the balance. To ensure proper
operation of the balance, please read this manual completely.
DESCRIPTION
The Ohaus ANALYTICAL Plus Series balances are high precision weighing instruments,
designed to be versatile, accurate, easy to operate and will provide years of service with
virtually no maintenance. The Analytical Plus series is constructed using a die-cast
aluminum base finished with a durable corrosion resistant epoxy powder paint. The weighing
area is protected from air currents by a draft shield. It contains solid-state precision
electronics PC boards, and a seven and a half, 0.5 inch digit, Vacuum Fluorescent display.
Each balance operates through a series of menus which enhances operation. A built in
lockswitch prevents preset settings from being changed.
FEATURES
Analytical Plus balances contain four main display menus which enable you to calibrate and
configure the balance for specific operating requirements. MENU When
ON
TARE
switch is
pressed and released with MENU displayed, allows access to the calibration, user, setup
and print menus.
CALIBRATION Menu - Allows the balance to be calibrated by using either Auto, User or
Test calibration methods. The test function is used to verify the last calibration.
USER Menu - Allows the balance to be set for environmental conditions. Reset,
averaging level, stability range and auto-zero functions can be set.
SETUP Menu - Allows the balance to be customized for specific weighing functions.
PRINT Menu - Allows the selection of parameters under which the balance will interface
to a computer or a printer.
Each of these menus contain selectable parameters which can be entered via the front panel
switches. Storing of the parameters is accomplished by selecting at the completion of all
selections in a particular menu. For a detailed description of each feature, refer to the
individual menus in this manual.
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