Drucker Diagnostics 642M Instrukcja serwisowa - Strona 3
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1. PREFACE
1.1. The purpose of this manual is to provide the service technician with information for
troubleshooting, testing, and repair of laboratory centrifuge model 642M. Only qualified
technically trained personnel should attempt any of the servicing described in this
document. Failure to follow the procedures in this document may result in personal
injury or instrument damage. Drucker Diagnostics will not be held liable for any injury or
damage because of improper servicing.
1.2. Information contained within this manual is subject to change without notice.
2. GENERAL DESCRIPTION OF MAJOR COMPONENTS
2.1. Motor: Brushed DC
2.2. Control Board: The control board is the microcontroller-based control center of the
centrifuge. All control signals are generated in the control board.
2.3. Lid Locking Tray Assembly: The lid tray assembly contains a solenoid and limit switch that
are used to determine the state of the lid (Open or Closed) and to keep the lid locked
during centrifugation cycles.
2.4. Rotor: The centrifuge rotor is the main component that spins in the centrifuge. The rotor
is loaded with tube holders, and the samples are placed into the tube holders for
processing.
3. WARRANTY INFORMATION
3.1. Drucker Diagnostics warrants its centrifuges to be free from defects in workmanship and
parts for two years.
4. SPECIFICATIONS
Nominal Speed
Nominal RCF
Nominal Voltage
Maximum Capacity
Dimensions (in)
Environmental Operating Range
Typical Noise Level (At Maximum Speed)
Electrical Ratings
DRUCKER DIAGNOSTICS
642M SERVICE MANUAL
3400 RPM (+/- 175)
1650 xg
13.8V
6 Tubes (17 x 100mm)
9.0 (H) x 12.0 (W) x 14 (L)
2-35 deg C
< 65 dB A
12 - 24 VDC
SM023
REV C
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