di840 ABB产品
di840
可靠性:PLC的设计更注重硬件的可靠性和稳定性,以适应高负载、工业环境下的运行;单片机则相对简单,可靠性较低。
plc就是由单片机加上外围电路做成的 ,单片机开发式底层开发,程序编写用汇编或者c语言比如延时用单片机做程序,要从晶振来计算,而plc就不一样,厂家都提供一个编程软件,可以用梯形图编程。
价格不同。单片机开发成本低,一个单片机十几块到几十块,但开发起来,麻烦。PLC 的价格几百,几千,几万,但是开发周期短,见效快。可靠性高 。
综上,PLC和单片机各有优劣,适用于不同的使用场景。如果需要控制大量工业设备,PLC更为合适;而如果是小型IoT设备,单片机则更为合适。
di840
OMRON Pair Safety Light Curtain F3SJ-A0520N30-L & D
KyongBo digital multi function Relay 50/51NX1 GDR-B01
GUTOR 0C0075 and 0C0950
enercon control board LM4027-04
Lot of 20 Honeywell Optoschmitt Sensors HOA6991-500
Lot 20 VIMAR 01303.N 2P+E 16A P30 outlet insert black
HELDON 4-Way Reversing Valve 20kw R410A 2510-20A-46
New Juniper NETSCREEN NS-5GT Firewall NO power adapter
Tellabs 4112172 HDC6 LF02TY0EAA Rev AA DSL SYNC CARD
SIEMENS SIMODRIVE 6SN1123-1AB00-0?BA1 6SN1118-1NH01-0?AA0
QUALICOMM espresso CARD 30-VR209-P2 30-VR208-P2
New ECOFIT 2GDS25 133x190R double inlet Blower 133 fan
New Allan Bradley AB 140U-J2X3 140U-J2 Circuit Breaker
Lot 3000 AA264-87LF SKYWORKS Chips Digital Attenuator
SCHRACK-SECONET BA-OI3 EG072846-C/01 InputOutput module
Leuze Contrast Scanner KRTG 20M/N-20-1320-S12
NSK HR32060XJ Taper Bearings
ABB Turbocharger parts Cover ring DH1 nipple wp VTR201
Applied Biosystems GeneAmp 9700 Mainboard & Power AsIs
Lot of 5000 screws TEXTRON Fastening System CSM-PH4251
Lot of 20 Brass Ball Valve S34CZ1 S3411 3/8 MIP-FIP
Toshiba Power Adapter AD-121AJDT 100-120VAC to 12VDC 1A
Tektronix gigaBERT 1400 GENERATOR GB1400 Desktop Refurb
pilz P1 110VAC/24VDC 7S10 safety relay NEW in box
NEW in box LUCENT TFU 44WW7 1:5 BOARDS
MITSUBISHI 4G52 G54B Main Bearings 025 TAIHO KOGYO
MITSUBISHI 4G52 G54B Main Bearings Standard Size STD
MITSUBISHI 4G52 G54B Main Bearings 050 TAIHO KOGYO
CLARITY X-CAT VIM INPUT MODULE BAYCAT BOBCATS DECODER