Eppendorf 2350 Biological Shakers Innova - Manual (Page 27)

Technical data
New Brunswick ™ Innova ® 2300/2350 Shakers
English (EN)
27
7 Technical data
7.1 Specifications
7.1.1 Innova 2300
Tab. 7-1: Shaking
Speed • 25 rpm – 500 rpm • 25 rpm – 300 rpm
Motion • 25.4 mm (1 in) diameter circular orbit • 50.8 mm (2 in) diameter circular
orbit
Indication • LED digital electric display
• 1
rpm increments
Setpoint and
control • Digital adjustment with PI microprocessor control and instantaneous visual
feedback
Accuracy • ±1 rpm
At 25 – 400 rpm, the unit will perform to specifications with up to ±10 % line voltage
fluctuation. To attain speed accuracy at 401 – 500, the line voltage cannot be lower than 5 %
of the rated voltage.
Drive • Eccentric counterbalanced ball bearing drive
Keypad timer • Programmable shaking periods from 0 hr 1 min – 99.9 hr by a digital timer
• Timer shuts off at the end of shaking period and energizes status light
• Timer counts down and digital display indicates remaining time
• Can be deactivated for continuous operation
• Unit will display total accumulated running time for service information
Operating ambient
environment • 0 °C – 60 °C
• Up to 90 %, non-condensing
• Up to 2000 m
Self-diagnostic
status • Warning signal (audible and visible) indicates when shaking speed deviates
more than 5 rpm
• Warning signal (audible and visible) indicates when timer operation has expired
• Audible alarm can be deactivated/reactivated by the operator
Remote speed
monitoring
(optional) • Chart recorder output for speed 0.5 V, 1 V per 100 rpm
• Accuracy ±25 mV
Automatic restart • Unit will automatically restart after undesired power interruption
• Setpoints are maintained by non-volatile memory
• Interruption is indicated by a flashing LED
Motor • 1/8 HP
• 3 phase
• Brushless ball bearing DC motor
Electrical service • 100 V, 120 V, 220 V, 240 V
• All voltages 50/60 Hz 150 VA
• Universal power entry system adapts to U.S. or international requirements
Electrical
protection • Main fuse(s) in power entry module
• Control circuits provided with separate fuse