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UNIVERSAL 32
Hettich UNIVERSAL 32 User Manual
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© 02.04
AR071GB
Andreas Hettich GmbH & Co. KG
•
Gartenstra
ße 100
•
D-78532 Tuttlingen
•
Germ
any
Phone: (07461) 705-0
•
Fax: (0
7461) 705-125
•
Internet:
www.hettichlab.com
•
e-mail: info@hettichlab.com, service@hettichlab.com
Repair instructions
UNIVERSAL 32
UNIVERSAL 32 R
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Introduction
4
2 Description of the Universal 32 / 32 R
5
Functional Structure of the UNIVERSAL 32 / 32 R
5
Control Panel (CP)
5
Supply Board (SB)
6
Frequency Converter (FC)
6
Special Features
7
Motor / Tacho System
7
Imbalance Switch
8
Interlocking
8
Cooling
8
Temperature Sensor B1, in the Centrifuge Chamber
8
Function of the Cooling Board (CB) A3
8
Fan
8
Offset Calibration
9
Protection
9
3 Requirements for Error Identification
10
Correct Power Supply
10
Functional Check
10
Procedure for Diagnosing Errors
10
4 Error Messages
11
Brief Description
11
Description and Elimination of Errors
13
5 Factory Setting
22
Control Panel
22
Procedure for Initialisation
22
Imbalance Mode 2
23
OFFSET Alignment
23
OFFSET Value
24
Procedure for Performing an OFFSET Alignment
25
Note for Temperature Sensor in Centrifuge Chamber
25
6 Function Retrievals / Settings
26
Acoustic Signal
26
Hours of Operation
26
Slippage of the Drive
27
Setting Display Contrast on Control Panel
27
7 Functional Check
28
Functional Check at Factory
28
8 Functional Test
30
Checking the Proper Working Order
30
Proper Working Order after Repairs
30
9 Cooling Diagram
31
10 Tacho Code Configuration Universal 32 / 32 R
32
11 General Arrangement of the Component
33
12 Assembling and Disassembling Components
34
Front Panel
34
Control Board (CP) A4
34
EPROM at Control Board
34
Speed Sensor B3 (Speedometer)
34
Motor M1
35
Frequency Converter (FC) A2
35
Brake Resistor (BR) R1
35
Overtemperature Fuse F3
35
Supply Board (SB) A1
35
Radio Interference Suppression Filter Z1
35
Mains Choke Coil L1
36
Assembly and Disassembly
36
Short the Mains Choke Coil
36
Mains Switch (with Overcurrent Circuit Breaker) Q1
36
Appliance Plug , Overvoltage Protection F1
37
Imbalance Switch S1
37
Lid Lock
37
Cooling Board (CB) A3 (Only UNIVERSAL 32 R)
37
Temperature Sensor B1 in Centrifuge Chamber (Only UNIVERSAL 32 R)
37
Temperature Sensor B2 at Condenser (Only UNIVERSAL 32 R)
37
13 Circuit Diagrams
38
Mains Supply and Supply Board (SB)
39
Circuit Diagram Supply Board (SB)
40
Connecting Diagram and Component Layout Supply Board (SB)
41
Signals in Control Cable between CP and SB
42
Blockdiagram Control Board (CP)
43
Connecting Diagram Control Board (CP)
44
Blockdiagram Frequency Converter (FC) and Signals in Control Cable between FC
45
And SB
45
Connecting Diagram Frequency Converter (FC)
46
Block Diagram Cooloing Board(CB) Only UNIVERSAL 32 R
47
Connecting Diagram and Component Layout Cooling Board (CB)
48
14 Technical Specifications
49
4
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Hettich UNIVERSAL 32 Specifications
General
Brand
Hettich
Model
UNIVERSAL 32
Category
Laboratory Equipment
Language
English
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