![background image](http://html.mh-extra.com/html/omron/nt20/nt20_user-manual_744538058.webp)
37
Using a Memory Unit
Section 2-5
2-5-1
Installation Method
Install the Memory Unit (NT-MF261) at the expansion interface connector at
the rear of the NT20 as shown in the figure below.
2-5-2
Method of Use
As shown in the figure below, a Memory Unit has 2 four-pin DIP switches, and
the operation is determined by the DIP switch settings at startup.
Note
Always confirm that the power to the NT20 is OFF before setting the DIP
switches.
DIP Switch Functions
The functions of the DIP switches on the Memory Unit are indicated in the
table below.
SW1
SW2
Mounting screws
Screw hole
4
3
2
1
OFF
SW1
SW2
OFF
4
3
2
1
Factory setting is turned all to OFF .
Pin
Function
SW1-1
Automatic transmission (writing from the Mem-
ory Unit to the PT)
OFF: Not executed
ON: Executed
SW1-2
Automatic transmission (writing from the PT to
the Memory Unit)
OFF: Not executed
ON: Executed
SW1-3
Manual transmission (Direction of transmission
and bank used selected at the PT touch panel)
OFF: Not executed
ON: Executed
SW1-4
Data type to transfer
OFF: Screen data
ON: System program
Pin
Function
SW2-1
Disable/enable writing to PT
OFF: Disable
ON: Enable
SW2-2
Disable/enable writing to the Memory Unit
OFF: Disable
ON: Enabled
SW2-3
Area (bank) selection of automatic transmission
(See note.)
OFF: Bank 0
ON: Bank 1
SW2-4
System/Screen simultaneous transmission
OFF: Disable
ON: Enable
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 ...