140NOM25200
140NOM25200
140NOM25200
PLC是采用“顺序扫描，不断循环”的方式进行工作的。即在PLC运行时，CPU根据用户按控制要求编制好并存于用户存储器中的程序，按指令步序号（或地址号）作周期性循环扫描，如无跳转指令，则从条指令开始逐条顺序执行用户程序，直至程序结束。然后重新返回条指令，开始下一轮新的扫描。在每次扫描过程中，还要完成对输入信号的采样和对输出状态的刷新等工作。
PLC的一个扫描周期必经输入采样、程序执行和输出刷新三个阶段。
PLC在输入采样阶段：首先以扫描方式按顺序将所有暂存在输入锁存器中的输入端子的通断状态或输入数据读入，并将其写入各对应的输入状态寄存器中，即刷新输入。随即关闭输入端口，进入程序执行阶段。
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RADWARE WEB SERVER DIRECTOR PRO 5GB 16FE 256MB VER 8.06
Siemens S42024-D5004-A100-4 IPU16 S42024-D5004
Siemens S42024-D5008-A201-01 OIS1D 1550nm S42024-D5008
Siemens S42024-D5001-A200-6 EI2-42 120 Ohm S42024-D5001
Siemens S42024-D5013-A100-7 SN64 S42024-D5013
Siemens S32011-Q125-X-5 BM KO 044726 SCU-R2 S32011-Q125
TERRASAT BUC005865-124-10 BUC005865
Secure Computing SafeWord SecureWire 100 model 220 new
Secure Computing SafeWord SecureWire 2500 525-SYS
INVACOM TUL-204A KU BAND VSAT TX - 2,0 WATT TUL-204
Lot of 480 AMD AM29LV800DB-90EI Flash Memory 8MB
YASKAWA XtraDrive Model XD-50-TN 3 PHASE 16.5 AMPS
Lot of 120 Motorola MC68EN360CEM25K
FUJI ELECTRIC FVR E11 FVRO. 75E11S-4EN 3PHASE O.75KW
Alvarion BMax DME CPE SI-E-3.5 735175
Alvarion BreezeACCESS SU-NI-BD-OF OFDM 635303
ATRICA AT80010 SWITCH MANAGEMENT MODULE FOR A-8000
KREUZNACH APO COMPONON HM 4/45 MULTICOATING
ALVARION AU-RE-LP-2.4 BreezeACCESS 824712
ALVARION E1-SWITCH FOR IDU 500068
ALVARION BreezeMAX PC Card 4M-CPE-PCcard-2.5 725900 NEW
ALVARION BreezeCOM BS-AU-VL CARD AD4276
YASKAWA MAGNETEK GPD205-10P7 VS MINI DRIVER
ALVARION 4M-CPE-ODU-PRO-3.5 ANTENNA 735940
PHILIPS MEDICAL ESD GMBH PCI331 CAN-PCI/331-1
ALVARION BA0008-01 BOARD
Berkeley Process Bam-232 Turbo Servo Control
ALVARION/NERA WiLink-CPE-ODU-PRO-SE-3.5 735121N
ANDREW 611678316 KU-BAND TX-RX FEED FOR 123-33.5 HORN
Berkeley Process USA2-11-28-UR MULTI-AXIS SERVO AMP
Alvarion RFU-TS 26G 300058 AS0175 NJT7002C4
Compaq /100GB AIT-2 SCSI Tape
VARIAN TV 301 AMAT 7698918 VACUUM PUMP
VARIAN TV 301 AMAT SQ424 VACUUM PUMP
ALVARION BreezeACCESS AU-RE-3.5a1 835650 W/AU-NI-3.5a1
MITSUBISHI INVERTER FREQROL-U100 FR-U120-0.75K-F
LOT OF 4 SUN MEMORY 370-6208-01 1GX4 370 6208
ALVARION SU-RA-HP-2.4 824714 W/ SU-NI-1D-HP-2.4 824702
Sun Netra T2000 System Fan Assembly P/N 371-2736
Sun ST914602SSUN 146G 540-7152-01 146GB 10k 540-7152
ALVARION BreezeACCESS SU-RA-5.7 857212
ALVARION BMAX2 SU-3.5G AD8469-01 ODU EXT ANTENNA
Telrad 76-410-1330 TVSE VOIP SERVER + Card 76-410-1335
Sun SAS Hard Drive 540-6611 73GB MAY2073RC 540-6611-01
SUN 300-1852-04 POWER SUPPLY FROM V215 AC 300-1852
MOTOROLA COMPACT PCI CPV5370 BOARD 01-W3545F NTAR02NV
MOTOROLA CPTM-04 01-W3764F 01B NORTEL NTAR02NX
MOTOROLA 01-W3739F NORTEL NTAR02JY
Sun 501-7500 SERVICE PROCESSOR ROHS 501-7500-05 T2000
LOT OF 5 FANS FROM V251 SERVER PULLED
NETOPTICS 908009 OPTICAL BYPASS SWITCH
SUN 371-1099-07 PCI TRAY BOARD 371-1099 PULLED T2000
SUN CPU 1.5GHZ PULLED FROM V251 SERVER & 371-2609
PHOTEK MAG. FOCUS IIT 0010-C2470
EF DATA KU BAND AMP KST-2000 A407SD0 W/ ACCESSORIES
EF DATA RFT-705-10 RFT705/A10070 W/ACCESSORIES NEW
SSE TECHNOLOGIES C-BAND POWER DRIVER 305-040061-51
TEL Tokio Electron Clean Track 804 Robot
ANRITZU MS8604A DEFECTIVE FOR SPARE PARTS
NEWTEC NTC/2509/GB W/ NTC/3550/AA NTC2509GB NTC3550AA
SSE TECHNOLOGIES M9.0 POWER SUPPLY 305-040078-220
OMRON SYSMAC C28K PROGRAMMABLE CONTROLLER
EF DATA KU BAND AMP KST-2000 A407SD0
CPI VTU-6393M1 NEW IN BOX VTU6393M1
ALVARION BMAX-MBST IDU-2CH-DC-3.3 733208
GALAXIS RIVER SCAN R2.9H/S5.7 SPACE SCANNER ACU
MAXTECH PCD-6025/A PCD6025A 5.850-6.425 GHz
POLYCOM ACCORD MGC-100 CONTROLLER/WINDOWS XP INSTALLED
NIKON 4S018-444 EPDRV1-X2A BLADE
HP E1697A 155 Mb/s OPTICAL LINE VXI HP 75000 SERIES C
NIKON 4S018-057 WL3SEN2 BLADE
HP E1610A LINE INTERFACE MODULE VXI HP 75000 SERIES C
ALVARION BREEZEACCESS SUBSCRIBER UNIT SU-O-BD-2.4-220V
LOT OF 2 HP E4209A CELL PROTOCOL PROCESSOR HP 75000 C
NOVELLUS DATA COLLECTION BREAKOUT BOX PN 002-00283-000
EMC AC POWER SUPPLY FOR EMC CX300 DPE AND DAE NEW
ANORAD ACS TECH 80 SB1002-BL-C1-80 SERVO CONTROLLER
CYCLONE MICROSYSTEMS 600-2100-E FRONT END PROCESSOR
UNISYS 7009 8561-003 MODULE 802.3.CA
3com ATM RATE CONVERTER OC3/E3 MODULES 3340063700-B
HP E4208C SCSI DISK MODULE HP 75000 SERIES C
KING KI-2512D AM-FM-SWEEP/PULSE/FUNCTION GENERATOR
SIEMENS 6EP1332-1SH41 POWER SUPPLY
GRUNDIG DIGIMESS MV100 LF MILLIVOLT METER
HP E1616A LINE INTERFACE MODULE VXI HP 75000 SERIES C
HP COMPAQ 3X-BN56A-03 3M TERMINATOR SCSI CABLE 3XBN56A
HP E1697A 155 Mb/s OPTICAL LINE VXI HP 75000 SERIES C
Aeroflex / IFR 1600 CSA Test Set Adapter for 1600S
NIKON 4S015-096 NK-C303-40 BLADE
APPLIED MATERIALS 5438 GB KIT A 2-003 P/N 5200217
