首先比较重要的是静电的隔离。静电是无形的杀手，但可能因为不会对人造成生命危险，所以许多人常常忽视它。在中国的北方、干燥的场所，人体身上的静电都是造成静电损坏电子组件的因素。虽然你被静电打到的话，只不过是轻微的酥麻，但这对PLC和其它任何电子器件就足以致命了。要避免静电的冲击有下列三种方式：在进行维修或更换组件时，请先碰触接地的金属，以去除身上的静电；不要碰触电路板上的接头或是IC接脚；电子组件不使用时，请用有隔离静电的包装物，将组件放置在里面。想象PLC里的元器件是一个娇嫩的婴儿，而那些静电会导致这个婴儿死亡，你就会更容易以正确的态度对待这个问题了。
GE Fanuc Output Module IC693MDL340C 120VAC 16PT Free Shipping
Flex Pression SS Braided Hose Assy 1/2" NPT x 24"
Catu High Voltage Detector CC245 Kv 60Hz
Ingersoll-Rand Demister 5 CFM Eliminator
Honeywell Universal Wiring Subbase Q7800 A
ABB General Purpose Switch OS 30AJ12 30A
Unaflex TFE Lined Hastelloy Expansion Joint 14"
Allen-Bradley Full Voltage Starter 509-AOD
General Electric Circuit Card 0217B3196AA-1
Thomas & Betts Superstrut Pipe Clamp PG (50)
Thomas & Betts Twin Isolated Ferrule F8006 (500)
Agastat Time Delay Relay 7012PD
Crouse-Hinds Single Gang Device Box FSC2 3/4"
Moeller Current Transformer FT8472 (3)
Spherical Washer Male & Female 3/4" (8)
ABB Automation DC Drive Converter DCF504A0050
Joslyn Clark Compact Vacuum Contactor CVC77UO30506
Crane Class 800 Gate Valve 1" Welded B-3604XU-W
3P 6" PVDF Lined Flange/Pipe Elbow K
JC / Trueline Ball Valve 515-IIT-CR-X 3/4"
Ametek / USG Pressure Gauge w/ Seal Diaphragm 0-60 psi
Thomas & Betts Post Base Square AP235SQHDG (4)
Cooper Bussmann Limitron Fast Acting Fuse KTS-R-300
JCS PTFE Line Blind Flange 2"
M-System Signal Conditioner High/Low Selector SES-1AA-F
Turck Minifast Cordsets RKF 66-1M (5)
Saunders Valve Diaphragm DA025P4 (Lot of 2)
Signode Outer Guide 424121 (Lot of 3)
Gould Shawmut Tri-onic Time Delay Fuse TRSR 110 110A
Harting Crimp Male Connector 09 33 000 6104 (100)
Thomas & Betts Straight Fitting 2536 3/4" (Lot of 8)
Thomas & Betts Teck Cable Fitting 2" ST
Metso Minerals Middle Tip Wear Plate Set BH
Pannevis Vacuum Belt Section 27-1/2" x 8-3/8"
输入接口 用于接收输入设备（如：按钮、行程开关、传感器等）的控制信号。
