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1640-N4X
1640-N4X Instruction Manual
iii
Table of Contents
1.0
Introduction .............................................................................................................................................1
1.1
Serial Sensors (RS-485) ....................................................................................................................... 1
1.2
Analog Sensors (4-20mA).................................................................................................................... 2
2.0
Unit Configuration ..................................................................................................................................3
2.1
Specifications ....................................................................................................................................... 3
3.0
Installation ...............................................................................................................................................5
3.1
Mounting .............................................................................................................................................. 5
3.2
Power and I/O Connections.................................................................................................................. 5
3.3
Initial Power Checks ............................................................................................................................ 8
4.0
Setup .........................................................................................................................................................9
4.1
Front Panel User Interface.................................................................................................................... 9
4.2
Main Menu ........................................................................................................................................... 9
4.2.1
Set Number of Channels ................................................................................................................................ 10
4.2.2
Set Com 1 Baud Rate..................................................................................................................................... 10
4.2.3
Set Com 2 Baud Rate..................................................................................................................................... 11
4.2.4
Setup Channel Data........................................................................................................................................ 11
4.2.5
Set Channel Alarms ....................................................................................................................................... 13
4.2.6
Set Relay Function......................................................................................................................................... 14
4.2.7
Set Modbus™ Address .................................................................................................................................. 15
4.2.8
Calibration Mode ........................................................................................................................................... 15
4.2.9
System Diagnostics........................................................................................................................................ 16
4.3
Display Contrast ................................................................................................................................. 16
4.4
Reset Switch ....................................................................................................................................... 16
5.0
Modbus™ Communications.................................................................................................................17
6.0
Trouble-shooting ...................................................................................................................................18
6.1
Sensor Faults ...................................................................................................................................... 18
6.2
Troubleshooting RS485 Networks ..................................................................................................... 18
7.0
Warranty................................................................................................................................................19
Appendix A ........................................................................................................................................................20
RS-485 Unit Integration Wiring..................................................................................................................... 20
Appendix B ........................................................................................................................................................26
Hexadecimal Table......................................................................................................................................... 26
Appendix C ........................................................................................................................................................27
Drawings and Diagrams ..................................................................................Error! Bookmark not defined.
Table of Figures
Figure 1 RS-485 Network Configuration............................................................................................................. 1
Figure 2 DA4 4-20mA Configuration .................................................................................................................. 2
Figure 3 Unit Overview........................................................................................................................................ 4
Figure 4 Dimensional Overview .......................................................................................................................... 5
Figure 5 Typical RS-485 connections .................................................................................................................. 6
Figure 6 Typical Analog Sensor Wiring .............................................................................................................. 7
