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EW 120-4NM
KERN EW 120-4NM Manuals
Manuals and User Guides for KERN EW 120-4NM. We have
2
KERN EW 120-4NM manuals available for free PDF download: Operating Instruction, Service Manual
KERN EW 120-4NM Operating Instruction (57 pages)
Precision balances EW-N series; EG-N series; EWB series
Brand:
KERN
| Category:
Scales
| Size: 1.08 MB
Table of Contents
Table of Contents
2
1 Technical Data
4
Read-Off of the Various Weighing Units
10
Weighing Unit Conversion Charts
11
2 Fundamental Information (General)
12
Intended Use
12
Inappropriate Use
12
Guarantee
12
Monitoring the Test Substances
13
3 Fundamental Safety Information
13
Observe the Information in the Operating Instructions
13
Staff Training
13
4 Transport and Storage
13
Acceptance Check
13
Packaging / Return Transport
13
5 Unpacking, Installation and Commissioning
14
Place of Installation, Place of Use
14
Unpacking
15
Installation
15
List of Items Supplied
15
Positioning the Weighing Plate
16
Serial Draft Shield Installation
16
Draft Shield Installation - Optional
17
Draft Shield with Glass Sliding Doors (Only Model KERN EW 120-4NM Standard)
17
Mains Supply
18
Operation Using a Rechargeable Battery (Optional)
18
Connecting Peripheral Equipment
19
Initial Start-Up
19
Power Display
19
Bar Graph Display
19
Stability Indication
20
Zero Display on the Balance
20
Adjustment
21
Adjusting
21
Adjusting with Externall Weight (Only KERN EW-B, EW-N)
21
Adjusting with Internal Weight (Only KERN EG)
21
Adjusting with External Weight (Only KERN EW and EWB)
23
Verification
25
Verification Switch and Official Seal
26
6 Operation
27
Operating Elements
27
EW/EG-N/EWB-E
27
Overview of the Keypad
28
Overview of Display
29
Operation
30
Weighing
30
Underfloor Weighing
31
Tare Weighing (Tare)
32
Piece Counting (Excl. Model KERN EW120-4NM)
34
Add Mode
36
Percent Weighing (Excl. Model KERN EW120-4NM)
38
Weighing Using a Tolerance Range (Excl. Model KERN EW120-4NM)
39
Basic Settings When Weighing Using a Tolerance Range
40
Entering the Limit Values by Weighing
42
Entering the Limit Values Using the Keyboard
44
7 Functions
46
Access and Changing of Numerous Functions
46
List of the Function Parameters
47
Parameters When Weighing with a Tolerance Range (Excl. Model KERN EW120-4NM)
49
Parameters for the Serial Interface
50
8 Data Output
51
Description of the Serial Data Output (RS 232C)
51
Technical Data of the Interface
51
Interface Description
52
Data Output
52
Data Transmission Formats
52
Algebraic Sign
52
Data
52
Units
53
Result of the Evaluation / Type of Data
53
Data State
53
Data Input Commands
54
Command Input Format
54
External Taring Command
54
External Control Commands
54
Feedback Message after Data Transmission
55
9 Maintenance, Upkeep, Disposal
55
Cleaning
55
Maintenance, Upkeep
55
Disposal
55
10 Troubleshooting
56
11 Declaration of Conformity
57
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KERN EW 120-4NM Service Manual (46 pages)
EW / EW-C / EG (N) Series Electronic Precision Balances
Brand:
KERN
| Category:
Scales
| Size: 4.13 MB
Table of Contents
Table of Contents
2
1 Total View
4
Total View of EW Type - 220-12000G
4
Total View of EG Type - 220-620G, 2200G, 4200G
4
Total View of EW-C Type - 600Ct (120G)
5
Total View of EW Type - 120G/0,0002G
5
2 Electronic Construction
6
Block Diagram
6
Whole Wiring
7
3 Troubleshooting
8
Troubleshooting Procedure
8
Trouble Shooting Table
9
Primary Checks
10
Checks for Electric/Electronic Parts
11
4 Adjustments and Settings
12
Span Calibration (CAL)
12
EW and EW-C Type
12
EG Type
13
Lock Switch
14
Corner Error Adjustment
15
EW - 120-1200 and EW-C Type
15
Ew - 2200-12K
16
Adjustment Sequence for Cases
17
Resetting Address Data (Coefficients)
18
How to Call Address Mode/How to Re-Write Address Data
19
Linearity Adjustment
20
Calibration of Built-In Weight (Ref Cal)
23
5 Parts Replacements
25
How to Remove the Case
25
Ew 2200-12K
26
Ew-C
27
Ew 120-4 Nm
28
How to Cover the Case
29
EW 120-1200 and EW-C
29
Ew 2200-12K
29
Sequence of Mechanism Unit Replacement
30
How to Remove the Weighing Mechanism Unit
31
How to Install Weighing Mechanism
33
Plate Rib Replacement
34
Plate Rib Replacement Procedure
35
Sequence of Tuning-Fork Sensor Replacement
36
How to Uninstall Tuning-Fork Assy
36
Sequence of the AJDP Circuit Board Replacement
37
How to Remove AJDP Circuit Board
37
How to Install AJDP Circuit Board
38
How to Remove Calibration Weight Unit
39
How to Install Calibration Weight Unit
41
6 Installation Options
42
Installation of Battery Option
42
EW 120-1200 and EW-C
42
Ew 2200-12K
43
7 Parts List
44
Ew 220-1200
44
Ew 2200-12K
45
Ew-C / Ew 120-4 Nm
46
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