1 operation, 2 orbit, 3 alarms – Eppendorf 2350 Biological Shakers Innova User Manual
Page 11: 4 platforms and accessories, 5 main control board, Operation, Orbit, Alarms, Platforms and accessories, Main control board

Product description
New Brunswick
™
Innova
®
2300/2350 Shakers
English (EN)
11
3.2.1
Operation
The shaker may be operated either continuously or in a timed mode via a programmable timer for shaking
periods of 0
hr
1
min
–
99.9
hr.
A Temperature Monitoring option is available for the measurement, display and documentation of sample
temperature.
3.2.2
Orbit
• Triple eccentric counterbalanced drive
• 25.4
mm
(1
in) diameter circular orbit or 50.8
mm
(2
in) diameter circular orbit
3.2.3
Alarms
The Innova 2300/2350 is equipped with audible and visible alarms that alert the user to the following
conditions:
• The end of a timed run
• Deviation of shaking speed outside the tolerance limits
3.2.4
Platforms and accessories
To accommodate customer needs, a wide variety of platforms can be used with the Innova 2300/2350.
Dedicated platforms are available for a variety of flask sizes. Universal platforms are also available.
3.2.5
Main control board
The main control board for the Innova 2300/2350 Shaker has the following functions:
• Non-volatile memory for storage of key parameters during power interruption
• Speed sensing, electronic commutation and power control for the brushless DC drive motor
• Maintains an elapsed running time clock
• Contains firmware for shaker control, as well as recognition of an expansion connector for option
modules
• Provides an operator interface via displays, audible alarm and connection to the keypad module (keys
and display graphics)
The optional temperature module is designed to piggyback onto the main board via an expansion
connector. It has the following functions:
• Control of analog power supplies.
• Signal conditioning of RTD sensor readings
• Provision of remote monitoring capabilities by supplying analog outputs for speed and temperature
which are compatible with chart recorders and analog data acquisition systems