注意:当这些关系功能块中的一-个执行成功时,%S0020位设为ON。当任一一个输入是非数,该位清零。是因为NaN在浮点数形式中有-一个专用表示法,该表示法使其在任何功能块中都是可发觉的。在这些功能块的_,DINT,_ INT或_ _UINT形式中没有这样的特性存在。
Allen Bradley 1745-E151 SLC Expansion Unit #21210
Allen Bradley 1745-E151 SLC Expansion Unit #21214
Honeywell Power Supply Board 458424 #13788
Apollo Butterfly Valve 14306DDE1 #12115
Siemens I-T-E Vacu Break Switch V7E3611, #12510
Thern Hand Winch 4311 #33853
Square D Welder I/O DNM Devicenet Module 52046-406-53 #
Tenor Control 653-8-1000 Timer Digital Face, #3911
Von Weise / Weldotron VW8-844-4 Gear Motor #23974
Barber Colman 80BB-10001-001-?0-00 Maco 8000 #8144
Joslyn Clark Pushbutton Guard A100-404040A #32455
Watlow Temperature Control 92A3-1DK1-0000 #13425
Solid Controls 3 Digit Counter 20853 #20170
Slide Gate Shutoff for 8″ Vacuum Hose System #27287
Incoe PSC Hot Runner Control PC20, 2400 Watt #16864
Keystone Pneumatic Actuator F79D-024M #30402
Tenor Timer 652-8-1000 #26501
Tenor Timer 653-8-1000 #26502
Murr Elektronik Power Supply 85084 #31863
Tenor Control Timer 653-8-1000, #5105