
2–32 How Communication Takes Place and I/O Image Table Mapping
5#-*$"4*0/ : 06&.#&2
Size00010203040506070809101112131415
Read/Write Words00010203040506071011121314151617
''3&4
)
''3&4
)
''3&4 )
''3&4 )
''3&4 )
''3&4
)
''3&4
)
''3&4
)
!2*4&
$0.."/% $0.."/% %"4" !2*4&
Bit/Word Definitions for the Block Transfer Words for the TC/RTD/mV
Input Module
Word
Dec. Bits
(Octal Bits)
Description
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02% )"//&- /154 %"4"
&"% !02%
Underrange bits - 4)&3& #*43 "2& 3&4 *' 4)& */154 3*(/"- *3 #&-07 4)& */154 $)"//&-3
.*/*.5. 2"/(& *4 $022&310/%3 40 $)"//&- #*4 $022&310/%3 40 $)"//&- &4$
Overrange bits - 4)&3& #*43 "2& 3&4 *' 4)& */154 3*(/"- *3 "#06& 4)& */154 $)"//&-3
."8*.5. 2"/(& 02 "/ 01&/ %&4&$402 *3 %&4&$4&% *4 $022&310/%3 40
$)"//&- #*4 $022&310/%3 40 $)"//&- &4$
&"% !02%
Diagnostic bits - 2&12&3&/4 .0%5-& $0/'*(52"4*0/ "/%02 )"2%7"2& &22023
*4
&3&26&% '02 '"$4029 53&
.1201&2 .0%5-& $0/'*(52"4*0/
'"5-4
'"5-4
"/% 4)25 &3&26&% '02 '"$4029 53&
04 53&%
Cold junction compensation alarm bits - )&3& #*43 "2& 3&4 7)&/ 4)&
$022&310/%*/( $0-% +5/$4*0/ $0.1&/3"402 -&"% *3 #20,&/ 5/"44"$)&% 02 3)024&% *4
$022&310/%3 40 "/% #*4 40
04 53&%
Fault alarm bits - / "-"2. #*4 *3 3&4 7)&/ "/ */%*6*%5"- */154 -&"% 01&/3 #20,&/
%*3$0//&$4&% ' 4)& "-"2. *3 &/"#-&% 4)& $)"//&- 2&"%3 ."8*.5. 6"-5& *4
$022&310/%3 40 */154 $)"//&- #*4 40 $)"//&- &4$
&"% !02%
Extended data table command response data bits - )&3& #*43 &$)0 4)&
$0.."/% %"4" 72*44&/ 40 4)& .0%5-& %52*/( $"-*#2"4*0/
Extended data table command response bits - )&3& #*43 &$)0 4)& $0.."/%
72*44&/ 40 4)& .0%5-& %52*/( $"-*#2"4*0/
&3&26&% '02 '"$4029 53&
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