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iii
CONTENTS
GUIDE TO INSTALLATION
...............................................................v
General View ..................................................................................... vi
SAFETY PRECAUTIONS
................................................................viii
Laser Safety......................................................................................viii
Standard Regulations .......................................................................viii
Power Supply......................................................................................x
1 GENERAL FEATURES
...................................................................1.1
1.1 Introduction......................................................................................1.1
1.2 Description.......................................................................................1.2
1.3 Available Models..............................................................................1.4
1.4 Accessories .....................................................................................1.4
2 INSTALLATION
..............................................................................2.1
2.1 Package Contents ...........................................................................2.1
2.2 Mechanical Installation ....................................................................2.2
2.3 Junction Box Installation..................................................................2.3
2.3.1 Junction Box Mounting ....................................................................2.3
2.3.2 Junction Box Electrical Connections................................................2.5
2.4 Electrical Connections for 25-pin Models ........................................2.8
2.4.1 Power Supply...................................................................................2.9
2.4.2 Main Serial Interface......................................................................2.10
RS232 ...........................................................................................2.10
RS485 Full-Duplex ........................................................................2.12
RS485 Half-Duplex........................................................................2.13
20 mA Current Loop (INT-24 Accessory Only).............................2.15
2.4.3 Auxiliary RS232 Interface ..............................................................2.16
2.4.4 Inputs.............................................................................................2.16
2.4.5 Outputs ..........................................................................................2.19
2.5 Positioning .....................................................................................2.20
2.6 Typical Layouts..............................................................................2.21
2.6.1 Point-to-Point.................................................................................2.21
2.6.2 Pass Through ................................................................................2.22
2.6.3 RS232 Master/Slave......................................................................2.23
2.6.4 RS485 Master/Slave......................................................................2.24
2.6.5 Multiplexer .....................................................................................2.25