以上几点应用是着重从质上讲的。从量上讲，PLC有大、有小。所以它的控制范围也可大、可小。小的只控制一个设备，甚至一个部件，一个站点；大的可控制多台设备，一条生产线，以至于整个工厂。可以说工业控制的大小场合，都离不开PLC。
DYNAC KONECRANES AC DRIVE DAV0075NFL1N1P1 500V 7.5HP
CANIMEX MODEL CC WORM GEAR REDUCER 30:1 RATIO SIZE 6
PARKER HYDRAULIC DIRECTIONAL PILOT VALVE D61VW9C6NYCF4
PARKER CUSTOM SERVO SERVO MOTOR MPM892FRMM-AMB 39.6KE
LOT 2 JOHNSON CONTROLS ROTARY JOINT UNION 250LB 3/4"NPT
FISCHER & PORTER MAG X 10D1419A MAG FLOW METER TUBE
FOXBORO STAINLESS DIAPHRAGM EXTENSION 6" A092678 13FEA
2 NEW ROSEMOUNT PH SENSOR 0399-05 USE 1181 TRANSMITTER
JOSLYN CLARK DEFINITE CONTACTOR 5DP3-11100 110A
FISHER ROSEMOUNT POWER SUPPLY CONVERTER DM6001X1-GA1
MICROMATIK ERN1387 2048 SINE-INCREMENTAL ENCODER SIEGEN
AES BRASS CYLINDER 3 1/2" BORE 3/4" N2530 M-195-1 1 3/8
GORATOR DORR OLIVER TYPE GN ROTOR SHAFT ASSEMBLY
CUTLER-HAMMER D725 INDUSTRIAL COMPUTER D725SVPP16SDWNT
NEW AVTRON PULSE GENERATOR ENCODER M485L 240PPR M485-L
