5X00501G01
5X00501G01
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廈門莫格電氣自動化有限公司
:祖巧麗
:
PLC為用戶提供了若干計數(shù)器,它們是由軟件來實現(xiàn)的,一般采用遞減計數(shù),一個計數(shù)器有以下幾個內(nèi)容:
計數(shù)器的復(fù)位信號R
計數(shù)器的計數(shù)信號(CP單位脈沖)
計數(shù)器設(shè)定值的記憶單元
計數(shù)器當(dāng)前計數(shù)值單元
計數(shù)繼電器,計數(shù)器計數(shù)達到設(shè)定值時為0N,復(fù)位或未到計數(shù)設(shè)定值時為0FF。
其邏輯功能如下表:
(4)計數(shù)器:C
a.功能:該元件完成記數(shù)功能。內(nèi)部計數(shù)用的16位向上計數(shù)器(1~32767)和計數(shù)旋轉(zhuǎn)編碼器的輸出等用的32位高速(向上、向下)計數(shù)器(-2,147,483648~+2,147,483,647)。該元件范圍按十進制分配如下:
16位向上計數(shù)器:
C0~C99:一般用(非停電保持);
C100~C199:保存用(停電保持);
32位向上、向下高速計數(shù)器:
C200~C219:一般用(非停電保持); C220~C234:保存用(停電保持);
b.舉例:①梯形圖:
CHECK VALVE INC. UN-3-050-C CHECK VALVE *NEW*
ARMSTRONG 400PSIG 1/2" STEAM TRAP 1811
PARKER CHECK HYDRAULIC VALVE CPS600S -11EZ
YARWAY CLASS 35 1/2" NPT 250 PSI Y STRAINER VALVE, 901
BURKERT 120V 8W 1/4" NPT 0330 D 1/8 FKM BR SOLENOID VALVE, 00453021, NIB
REXROTH 24V HYDRAULIC DIRECTIONAL VALVE 4WE6J61/EG24N9D?K24L/B10
PARKER 3/8"NPT FLOW CONTROL LOCKING VALVE FG3PKCLC1
CIRCLE SEAL INLINE RELIEF VALVE 520B-6MP-60 *NEW*
PARKER 150PSI, 1/4"NPT, FILTER/REGULATO?R ASSEMBLY 06E22A18AC, 16L22BE *NEW*
WORCESTER 1/4"NPT BALL VALVE 444TR11
DEZURIK CI BODY 316 LINER/GATE 150CWP SIZE 6" KNIFE GATE VALVE, NO LABEL
CIRCLE SEAL INLINE RELIEF VALVE 520B-6MP-60 *NEW, SEALED*
AUTOMAX NOVA 250 ACTUATOR, LABEL W/ VELAN STEEL CF8M 6" 150 VALVE
AUTOMATIC VALVE 10BAR PNEUMATIC SOLENOID VALVE NNB 413D43S39DS3-DB?7
BRAY 6" SIZE, 175 PSI LUG STYLE BUTTERFLY VALVE 31-124
ECLIPSE 2.0 PSIG 140°F 1-1/2" NPT ADJUSTABLE BIAS PROPORTIONATOR, 106 ABP *NEW*
MHV&F CO. 4" 125S 200WOG VALVE 404048 104229
MUELLER 176 GAS BALL VALVE 1/2"
PARKER SKINNER FLUID CONTROL SOLENOID VALVE 7131TBN2JV00 *NEW*
2" VALVE T250G
ROSS LUBRICATING OIL COOLER 34M501-2A2
PEGASUS SERVO VALVE 10(1200)-.65(75?0)-750 / 120UE
FABRI-VALVE 8IN STAINLESS STEEL GATE VALVE 0378316 103564
TOYO-OKI HYDRAULIC VALVE HG1-DG3-06 / 5H9110
VICKERS 1" NPTF 3000 PSI 3 MICRON FILTER VALVE, OFP-15-P-3M-11
LINCOLN DIVIDER VALVE UV-35T *NEW*
SMC 1/2" NPT 5-PORT VALVE SUBPLATE, X11, NNB