1336-PB-SP2B：：1336-PB-SP2B模块

1336-PB-SP2B
1336-PB-SP2B
1336-PB-SP2B




1、可靠性问题 据有关资料提供数据表明：国外一般中小型PLC，如日立、西门子、IPM，平均无故障时间高达10万h。即使大型PLC平均无故障时间也在4～5万h之间。因此，制造厂商认为可靠性已不存在问题。就可靠性而言，继电接触器是望尘莫及的。所以，对于日立、西门子、IPM等产品资料中可靠性不再是一项技术指标。 2、PLC的经济综合分析 对PLC的经济分析，应从以下几方面考虑： （1）从影响成本的各个因素综合考虑　从目前生产设备控制装置来说，有三种类型：①继电器控制。②半导体器件控制。③PLC控制。

ALLEN BRADLEY 30A 600VAC-250VDC MAX 3-POLE LINE TERMINA

AUTOTROL 700 120 VOLTS 60 HERTZ SYNCHRONOUS TIMING MOTO

CMH INDUSTRIES 4-PIN MALE, PULL BOX 770-271-0377

RUSSELLSTOLL 480VAC 60A HEAVY DUTY LOCKING PLUG F27194

GENERAL ELECTRIC 40A, 480V, 3PH, 4W BUS PLUG ENCLOSURE

ALLEN BRADLEY 15A 2-POLE CIRCUIT BREAKER 1492-CB2 G150

EGS HEVI DUTY 2.0KVA TYPE SMT INDUSTRIAL CONTROL TRANSF

BRAND-REX EE-0833-318-001 20 AWG CABLE CONNECTOR

PRECISE TECHNOLOGY & ELECTRONICS PENCIL PROBE M923601B0

WEED INSTRUMENT MODEL 733 DUCT AIR SENSOR 733-PB-W-6-00

SCHNEIDER MODBUS + CABLE TSXMBPCE060

NAMCO, 10-30V, 4 PIN, PROXIMITY CYLINDICATOR SENSOR EE2

ALLEN BRADLEY GUARD MASTER CONTACTOR 100S-C23KD14C

BUSSMANN FUSETRON 5 6/10A DUAL ELEMENT TIME DELAY FUSE

ALLEN BRADLEY SIZE 0 STARTER 120V COIL 500F-AOD93 SERIE

SQUARE D 10A, 600VAC MAX 2-POLE LIMIT SWITCH AW-20 SER.

ALLEN BRADLEY GuardMaster MT-GD2 SAFETY INTERLOCK SWIT

ALLEN BRADLEY 110-120VAC COIL SOLID STATE TIMER 700-RTA

SOLA 20-72V INPUT TO 5V 5A DC TO DC POWER CONVERTER SCD

INTERLINK BT RSM-RKM-580-1.5?M CABLE,  IN BAG

HELWIG CARBON INDUSTRIAL CARBON BRUSH 11-621216-100-2?-0

KLOCKNER MOELLER 3-POLE 250A FRAME NZMH9-250 W/ 200A TR

KAMOSEIKO KAMO 1/10G BALL REDUCER GEAR REDUCER BR50SH-1