1746-IB8
1746-IB8
作为一种特殊的I/O单元,它仍具有I/O电路抗干扰、内外电路隔离,与输入输出继电器(或内部继电器,它也是PLC工作内存的一个区。可读写)交换信息等等特点。
这里的A/D中的A,多为电流,或电压,也有为温度。D/A中的A,多为电压,或电流。电压、电流变化范围多为0~5V,0~10V,4~20mA。有的还可处理正负值的。
这里的D,小型机多为8位二进制数,中、大型多为12位二进制数。
A/D、D/A有单路,也有多路。多路占的输入输出继电器多。
有了A/D、D/A单元,余下的处理都是数字量,这对有信息处理能力的PLC并不难。中、大型PLC处理能力更强,不仅可进行数字的加、减、乘、除,还可开方,插值,还可进行浮点运算。有的还有PID指令,可对偏差制量进行比例、微分、积分运算,进而产生相应的输出。计算机能算的它几乎都能算。‘
现货,现货,降降降,火火火,火火火……
现货,现货,降降降,火火火,火火火……
——————————————————————————————————————
◆ 企业名称:厦门泰尼电气有限公司
◆ : 小廖(女士)
◆ :
◆
◆
◆ :
诚信经营,质量为首,服务*,厦门泰尼小廖竭诚为您服务!!!
WILD LEITZ MPS 46 PHOTOAUTOMAT MPS46
DWYER TM2 FLOW TOTALIZER PULSE INPUT LCD DISPLAY
ORIEL PORT 16021 PRECISION END-DRIVE LINEAR STAGE
QUARTET ACCUSAFE 15 INCH SELF-SHARPENING FIFTEEN SHEET
RICHMOND TECHNOLOGY 4005298 INLISTAT 24 INCH OVERHEA
SAUNDERS ASSOCIATES 200VHF CRYSTAL IMPEDANCE METER
X6 SYMBOL MOTOROLA 20-16228-01 LITHIUM ION BATTERY PACK
JDS UNIPHASE AC0199 FIBER SIGNAL TAP SPLITTER 1550
ANRITSU MD1620B EXTEND KIT 1-0719-37854
3COM 3C62305-AC-NC ACCESS BUILDER 6100 MULTIPLEXER MUX
HP AGILENT 83400-60005 DC CABLE PROBE POWER 83400-60005
SWAGELOK NUPRO SS-2H2 WHITEY SS BELLOWS-SEALED VALVE
DIAGNOSTIC INSTRUMENTS 3.1X HR310-CM1 C-MOUNT LENS
EXTECH INSTRUMENTS 407730 DIGITAL SOUND LEVEL METER 40
LEITZ WETZLAR 543523 POLAROID MICROSCOPE MOUNT 0.8X
X6 72-1660-01 FASTHUB 400 STACKING CABLE CISCO
3COM 3CV1100 SUITECONNECT CONCENTRATOR 3C10BS0240A-C
AGILENT HP 59307A DUAL VHF SWITCH SPQT COAXIAL SWITCH D
SONY PVM-14N1U 14 INCH TRINITRON COLOR VIDEO MONITOR
PORT FP3FH1 BARE FIBER HOLDER FP3-FH1
HIOS CL4000 ELECTRIC TORQUE SCREWDRIVER CL 4000 -B
SYMBOL PPT2740-RRIW1EUS PORTABLE PEN TERMINAL PPT27
X43 ASSORTED PANDUIT BURNDY TWO HOLE COPPER WIRE CA
MICRO ELECTRONICS MS-4T-06S-40 FIBER OPTIC STRIPPER
SCIENTECH ASTRAL AD30 LASER POWER ENERGY METER RS-232C
SCIENTECH ASTRAL AD30 LASER POWER ENERGY METER GPIB
HI-LO ADP-64F3644-Q 64-PIN QFP SOCKET ~ UNIVRSL PROGRAM
HI-LO ADP-29F400-BG ADAPTER FOR UNIVERSAL PROGRAMMER
HI-LO COMPATIBLE CNV-TSSOP-DIP24 PROGRAMMING ADAPTER
SYMBOL PPT2740-ZRIW0EUS WINDOWS CE PEN TERMINAL PPT
PORT 25294-01 LINEAR STAGE CABLE
INGERSOLL RAND 3RLN2C5 1/4" PNEUMATIC RATCHET 700 RPM
APTECH AP1010SM PRESSURE REDUCING GAS REGULATOR
HITACHI VX-52A TWO INCH 2" MEDICAL HOSPITAL VIDEO FLOPP
SYMBOL SCANNER LOT SPT1740 PPT2700 SPT1734 X2 BARCODE R
HP AGILENT 86100A ACCESSORY KIT MANUAL RACK MOUNT & MOR
WAVELENGTH ELECTRONICS LFI-4500 SERIES LD DRIVER CABLE
SYMBOL PDT 8100 I SLOT SERIAL CHARGING CRADLE PDT81
5x SYMBOL POS3410-0000 WPOS ADAPTER BOARD
FLUKE 8012A DMM DIGITAL MULTIMETER 3.5 DIGIT
HP AGILENT 89441A VECTOR SIGNAL ANALYZER OPERATOR'S GUI
11x ARROW PNEUMATICS R162 MINIATURE REGULATOR 25SCFM