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21
Installation
Section 2-2
2-2
Installation
Install the NT20 to the operation panel and connect the power to the NT20 as
described below.
2-2-1
Installation Environment
Observe the following points when installing the PT in an operation panel.
!Caution
Do not install the NT20 at sites subject to the following conditions.
Otherwise, the product may malfunction.
• Severe temperature variations
• Temperatures or humidities outside the ranges stated in the specifications
• High humidity, condensation
• Splashing chemical agents
• Severe oil splashing
• Corrosive or flammable gases
• Strong vibrations or shocks
• Direct exposure to wind and rain (outdoor sites)
• Strong ultra-violet irradiation
Take adequate measures to ensure shielding if the NT20 is used at a location
subject to any of the following conditions.
• Static electricity, or noise from other equipment
• Strong electric or magnetic fields
• Nearby power cables
• Potential exposure to radioactivity
!Caution
Do not perform a withstand voltage test. Performing with stand voltage tests
may result in malfunction.
Summary of Contents for NT20
Page 1: ...Programmable Terminal Cat No V091 E1 01 NT20 USER S MANUAL ...
Page 2: ...NT series Programmable Terminal User s Manual Produced March 2007 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 9: ...x TABLE OF CONTENTS ...
Page 15: ...xvi ...
Page 21: ...xxii EC Directives 6 ...
Page 37: ...16 Before Operating Section 1 6 ...
Page 153: ...132 Transferring the Resource Data Section 3 11 ...
Page 185: ...164 Numeral Setting Section 4 8 ...
Page 267: ...246 Key to Programs Section 6 8 ...
Page 281: ...260 Specifications Appendix A ...
Page 285: ...264 Transporting and Storing PTs Appendix C ...
Page 303: ...282 Function Restrictions Depending on the Support Tool Appendix I ...
Page 307: ...286 Index ...
Page 309: ...288 Revision History ...