保持復(fù)位線圈-(RM)-若這種線圈已通電,便將-一個離散參考地址置為OF。此地址將-直保持為OFF,直到由一保持置位線圈所置位為止。雖然電源消失,或當(dāng)PLC由STOP轉(zhuǎn)換為RUN模式，該線圈的狀態(tài)均將保持住。保持復(fù)位線圈將為既定的參考地址,而把–個非定義結(jié)果寫人轉(zhuǎn)換位(參見第二章操作系統(tǒng)中有關(guān)“轉(zhuǎn)換與超馳”的情況)。鏈回路水平和垂直鏈路是用來聯(lián)接功能模塊間一條梯形邏輯線中的各單元,其用途是為了沿一條.邏輯線完成從左向右的邏輯(能恥)流。

Swagelok SS Hose Connection SS-PB6-PM6

10 AMAT 3090-00229 BoH Hexagon Head M5 x 3

Swagelok 1/4″ VCR Union

AMAT 0015-20281 Rest Button

3 AMAT 3700-02047 Oring Seal, 75 Duro Brown, 0.546 x 0.

AMAT 3700-01364 Oring ID 7.984 CSD .139 VITON 75 DU

AC Replacement, AC Plug/Computer Power Receptacle

AMAT 0690-01037, HPS NW 50 Clamp, KF 50 clamp,

3 indicator lamps 24v 50 ma 509688-00 T11-23

AO-12-02 1/2″ TEF/ EPDM Gasket Lot of 3

SAUNDERS AJ-13-05 1/4- 1/2″ TEF

CARBON FILM RESISTOR CR-25-B 1/4 W OHM 600 PCS

Kit, IL/NIT/BWCVD, Throttle, Valve 233067803

AMAT 0140-78528 Cable Ground Wire Loto Bo,

9 pin D type to 15 pin D type Connector cable

AMAT 0020-06048 BUSHING-THROTTL?E VALVE

AMAT 0020-30517 Channel TC/Angle SPT PRSP

AMAT 3160-01019 Neoprene And Slip-On 1/4 Hex HD Screw

3 AMAT 3690-02032 SCR PANEL MTG 10-32 x 1/2L PHH W/