在這個(gè)例子里，一個(gè)SUS_ l0功能塊和–個(gè)DO_ l0功能塊先使程序停止VO掃描，之后從程序中再進(jìn)行某些VO掃描。輸入%100010、%100011和來自%M00001的觸點(diǎn)組成-一個(gè)門閂電路。這樣，每次掃描時(shí)SUS_ I0都激活，當(dāng)%100011為ON時(shí)，SUS_ l0功能不激活。如果輸入點(diǎn)在SUS_ I0激活后不被DO_I0掃描到，只有通過斷PLC電才能使SUS_0功能不激活。SUS_ IOSUS_ IOSUS_ 10

ALLEN BRADLEY 8000-AF NSPP 8000AF

LAMBDA LT-862-GPIB USPP LT862GPIB

XYCOM GLC150-SC41-XY3?2KF-24V USPP GLC150SC41XY32K?1

RELIANCE ELECTRIC 86467-1R USPP 864671R

GE AIRCRAFT ENG 1303M20P01 NSFP 1303M20P01

MODCOMP 516-100539-001 USPP 516100539001

FEC SAN-40II NSFP SAN40II

MOTOMAN ROBOTICS SGDR-SDB350A01B NSFP SGDRSDB350A01B

ESCORT MEMORY SYSTEMS CM1000 USPP CM1000

FISHER ROSEMOUNT 9150041-722 USPP 9150041722

XYCOM 97011 USPP 97011

CINCINNATI ELECTROSYSTEMS 3045 NSFP 3045

INDRAMAT TVM1.2-050-220/?300-W0/115/220V USPP TVM1205022

INDRAMAT TVM1.2-50-220/3?00-W0-220/380 USPP TVM125022030

INDRAMAT TVM2.1-050-220/?300-W1 USPP TVM21050220300W?1

INDRAMAT TVM2.1-50-W1-22?0V USPP TVM2150W1220V

INDRAMAT TVM2-2-050-W1-1?15 USPP TVM22050W1115