DAD 141.1 Technical Manual, Rev. 2.2 - February 2014
0. Table of Contents:
0. Table of Contents: ..................................................................................................................................... 2
1. Safety Instructions .................................................................................................................................... 5
2. Declaration of Conformity......................................................................................................................... 6
3. Introduction and Specifications ............................................................................................................... 7
4. Communications and Getting started ..................................................................................................... 8
4.1. Serial Interface ......................................................................................................................................... 8
4.2. Command Language ................................................................................................................................ 8
4.3. Baud Rate ................................................................................................................................................ 8
4.4. Getting Started Via RS422/485 ................................................................................................................ 8
4.5. Getting Started Via Ethernet Interface ..................................................................................................... 9
4.6. Modbus TCP or Modbus RTU .................................................................................................................. 9
5. Hardware and Wiring ............................................................................................................................... 10
5.1. Housing & Terminals .............................................................................................................................. 10
5.2. Terminals Load Cell Connection ............................................................................................................ 10
5.3. Load Cell Connection ............................................................................................................................. 10
5.4. Terminals Power Supply ........................................................................................................................ 11
5.5. Terminals Serial Port RS 422/485.......................................................................................................... 11
5.6. Ethernet Port .......................................................................................................................................... 11
5.7. Seal Switch ............................................................................................................................................. 11
5.8. Logic Inputs & Outputs ........................................................................................................................... 12
5.9. Analog Outputs ..................................................................................................................................... 12
6. Menu Structure Setup Keybord .............................................................................................................. 13
7. Setup Via Front Panel Keyboard ............................................................................................................ 14
7.1. Keyboard Buttons ................................................................................................................................... 14
7.2. Use of Keyboard Buttons ....................................................................................................................... 14
7.3. Menu 1 – System Zero ........................................................................................................................... 15
7.4. Menu 2 – System Span .......................................................................................................................... 16
7.5. Menu 3 – Display ................................................................................................................................... 16
7.6. Menu 4 – Filter & Motion Detection ........................................................................................................ 17
7.7. Menu 5 – Analog Output ........................................................................................................................ 18
7.8. Menu 6 – Logic Inputs ............................................................................................................................ 19
7.9. Menu 7 – Logic Outputs ......................................................................................................................... 20
7.10. Menu 8 – Data Communication .......................................................................................................... 21
7.11. Error Codes ........................................................................................................................................ 23
8. Examples .................................................................................................................................................. 24
8.1. Example 1 – Calibration procedure using weights ................................................................................. 24
8.2. Example 2 – Calibration procedure using load cell’s mV/V sensitivity................................................... 26
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