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Cameron NUFLO Scanner 2000 microEFM - Page 119

Cameron NUFLO Scanner 2000 microEFM
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2000 microEFM Appendix C
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SURGXFWPDQXIDFWXUHUV6HHWKHKRVWPDQXDORUWKHFRQ¿JXUDWLRQWRROPDQXDOIRUGHWDLOHGLQVWUXFWLRQV
&$87,21 ,ILQVWDOOLQJPXOWLSOHGHYLFHVYHULI\WKDWHDFKGHYLFHKDVDXQLTXHQRGHDGGUHVV,IWZRRU
PRUHXQLWVKDYHWKHVDPHQRGHDGGUHVVWKHFRQ¿JXUDWLRQVRIWZDUHZLOOQRWGHWHFWPRUH
than one unit.
Communications Test
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¿UPDWLRQPHVVDJHZLOODSSHDU,IWKHGHYLFHLVQRWFRPPXQLFDWLQJDQHUURUPHVVDJHZLOOEHGLVSOD\HG
 9HULI\WKDWWKHSURFHVVYDULDEOHYDOXHVSULPDU\YDOXHVHFRQGDU\YDOXHHWFLQWKHWUDQVGXFHUEORFNDUH
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)RXUSDUDPHWHUVDUHUHTXLUHGWRFRQ¿JXUHHDFK$,%ORFN&KDQQHO/B7\SH;'6FDOHDQG2XWB6FDOH
 9HULI\WKDWWKHPRGH7DUJHWRIWKH$,EORFNDQGRIWKHUHVRXUFHEORFNLVVHWWR2XWRI6HUYLFH226
 Map a channel to the AI block input by selecting the channel that corresponds with the process variable
GHVLUHG7\SLFDOO\DGLIIHUHQWFKDQQHOSURFHVVYDULDEOHLVDVVLJQHGWRHDFK$,EORFN+RZHYHUDFKDQQHO
FDQEHDVVLJQHGWRPXOWLSOH$,EORFNVLIDSURFHVVYDULDEOHLVEHLQJXVHGIRUPRUHWKDQRQHSXUSRVHIRU
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 9HULI\WKDWWKHHQJLQHHULQJXQLWVGLVSOD\HGE\WKH;'6&$/(!81,76B,1'(;SDUDPHWHUPDWFKWKH
XQLWVGLVSOD\HGLQWKHWUDQVGXFHUEORFNDVFRQ¿JXUHGLQ0RG:RU;3URDQGUHDGIURP0RGEXV
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regis-
WHUV,IWKHXQLWVGLVSOD\HGLQWKHWUDQVGXFHUEORFNDQGWKH$,EORFNGLIIHUFKDQJHWKH$,EORFNXQLWV,I
WKHXQLWVGRQRWPDWFKDQHUURUPHVVDJHZLOOEHJHQHUDWHGZKHQWKHEORFNLVH[HFXWHG
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LQGLUHFWVTXDUHURRW This setting determines if the values passed by the transducer block to the AI block
PD\EHXVHGGLUHFWO\'LUHFWRULIWKHYDOXHLVLQGLIIHUHQWXQLWVDQGPXVWEHFRQYHUWHGOLQHDUO\,QGLUHFW
/LQHDUXVLQJWKHLQSXWUDQJHGH¿QHGE\;'B6&$/(DQGWKHDVVRFLDWHGRXWSXWUDQJH287B6&$/(
D 6HOHFWGLUHFWZKHQWKHGHVLUHGRXWSXWZLOOEHWKHVDPHDVWKHVHQVRUPHDVXUHPHQWVWDWLFSUHVVXUHGLI-
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required for process control, there is little need for input scaling which is achieved through indirect
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E Select indirect when the desired output is a calculated measurement based on the sensor measure-
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required in Scanner 2000 applications, due to the Scanners Modbus
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F A third linearization type called indirect square root is available for selection, but is not recommended
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