Rockwell Automation 1770, D17706.5.16 Ref Mnl DF1 Protocol Command User Manual
Page 52

ï
8VLQJ +DOIGXSOH[ 3URWRFROV WR 6HQG DQG 5HFHLYH 0HVVDJHV
3XEOLFDWLRQ ï 2FWREHU
'XSOLFDWH 0HVVDJH 7UDQVPLVVLRQ
,Q WKLV WUDQVIHU
D VODYH GRHV QRW UHFHLYH D '/( $&. IURP WKH PDVWHU DIWHU WKH
PDVWHU UHFHLYHV WKH VODYH·V PHVVDJH
ZKHQ WKH PDVWHU SROOV WKH VODYH DJDLQ WKH VODYH VHQGV WKH VDPH
PHVVDJH
WKH PDVWHU VHQGV D '/( $&. EXW GLVFDUGV WKH GXSOLFDWH PHVVDJH
7R LPSOHPHQW GXSOLFDWH PHVVDJH GHWHFWLRQ WKH PDVWHU PXVW HLWKHU
SROO D QRGH UHSHDWHGO\ ZLWKRXW SROOLQJ DQ\ RWKHU QRGH XQWLO LW
UHFHLYHV D '/( (27
NHHS D UHFRUG LI HDFK QRGH LV SROOHG RQO\ RQFH SHU F\FOH RI WKH
OLQNOD\HU GDWD E\WHV RI WKH ODVW PHVVDJH SDFNHW VHQW E\ HDFK VODYH
QRGH VLQFH RWKHU QRGHV PD\ WUDQVIHU PHVVDJHV EHIRUH D QRGH
UHWUDQVPLWV 7KH PDVWHU PXVW EXIIHU WKH HQWLUH UHSO\ XQWLO LW FDQ
WUDQVPLW WKH UHSO\ WR WKH VODYH
2.
6RXUFH
6LQN
0DVWHU
/LQN
6ODYH
'/( (14 671 %&&
[[[[
6RXUFH
6LQN
'/( (14 671 %&&
[[[[
VRPHWLPH ODWHU
'/( 67; [[[[ '/( (7; %&&&5&
'/( $&.
GLVFDUG UHWUDQVPLVVLRQ
'/ """ &.
'/( 67; [[[[ '/( (7; %&&
&5&
QRW IXOO