描述
PLC的容量选择PLC的容量包括I/O点数和用户存储容量两个方面。
1.I/O点数
PLC的I/O点的价格还比较高,因此应该合理选用PLC的I/O点的数量,在满足控制要求的前提下力争使用I/O点最少,但必须留有一定的备用量。通常I/O点数是根据被控对象的输入、输出信号的实际需要,再加上10%-15%的备用量来确定。
2.用户存储容量
用户存储容量是指PLC用于存储用户程序的存储器容量。需要的用户存储容量的大小由用户程序的长短决定。
一般可按下式估算,再按实际需要留适当的余量(20%-30%)来选择。
存储容量=开关量I/O点总数X10十模拟量通道数X100绝大部分PLC均能满足上式要求。应当要注意的是:当控制系统较复杂。数据处理量较大时,可能会出现存储容量不够的问题,这时应特殊对待。
欧美品牌停产的,常用的“PLC”备品备件
我司产品应用于以下领域:
1,《发电厂DCS监控系统》
2,《智能平钢化炉系统制造》
3,《PLC可编程输送控制系统》
4,《DCS集散控制系统》
5,《智能型消防供水控制系统》
6,《化工厂药液恒流量计算机控制系统》
7,《电气控制系统》造纸,印染生产线,变电站综合自动化控制系列
本特利,英维思,伍德沃德,福克斯波罗、西屋、瑞恩、施耐德莫迪康、ABB、AB、西门子、摩托罗拉、GE发那科、安川、博世力士乐,ACSO,力士乐等各大品牌的DCS系统配件,机器人系统配件,大型伺服系统备件。
Bosch Rexroth PPC-R22.1 Motion Control VisualMoti?on 10
Bosch Rexroth PPC-R22.1 Motion Control VisualMoti?on 10
Bosch Rexroth MF-Inverte?r PSI 6100-201-L?1 110A
Bosch Rexroth MF-Inverte?r PSI 6100-203-L?1 110A
Bosch Rexroth Servodyn KM3300-T KM 3300-T 054915-104
Bosch Rexroth Servodyn KM1100-T KM 1100-T 048798-112
Bosch Rexroth Servodyn KM1100-T KM 1100-T 048798-112
Bosch Rexroth Servodyn ASM 10-T ASM10-T 047838-402
Bosch Rexroth Servodyn ASM 10-T ASM10-T 047838-402
Bosch Rexroth Servodyn SPM 100-TB SPM100-TB
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Servo Versorgung?smodul Servodyn VM60-T VM 60 60-T
Bosch Rexroth Servo Controller Servodyn SM 17/35-TA 17A
Bosch Rexroth Modul NV20/1F-D NV 20 1070078431?-202
Bosch Rexroth Servo Modul VMA20 KB001-D 1070077300?-403
Bosch Rexroth Servo Modul DM-4K-3301?-D 1070077616?-111
Bosch Rexroth SPS CL200 Positionie?rbaugruppe POS-LR1
Bosch Rexroth SPS CL200 Magnet Roboterkar?te PSM200
Bosch Rexroth SPS CL200 Baugruppe AG/S 1070075916?-103
Bosch Rexroth SPS Counter ZE 201N ZE201N ZE 201 N
Bosch Rexroth SPS CL 200 Rack GG3 1070075100?-202
Bosch Rexroth SPS CL 200 Digitalbau?gruppe 32 E24V
Bosch Rexroth SPS CL 200 Digitalbau?gruppe 16 A24V-/0,5A
Bosch Rexroth SPS CL 200 Digitalbau?gruppe 32 A24V-/0,5A
Bosch Rexroth SPS CL200 Analogbau E-ana B-LP-EANA
Bosch Rexroth SPS Analogbaug?ruppe A10 ana A10ANA
Bosch Rexroth SPS Counter ZE 200A ZE200A ZE 200 A
Bosch Rexroth SPS CL 200 Power Supply NT200 NT 200
Bosch Sütron Operator Panel BT20 BT 20/002280
Bosch Rexroth Servo Modul IndraDrive HMD01.1N-W?0036
Bosch Rexroth Servo Modul DMA-30A-11?01-D
Bosch Rexroth Servo Modul DM 45K-1101-D 17A
AEG SPS Modicon A500 A 500 ALU 286 ALU 821
Bosch Rexroth Drossel Servodyn KM 3×3300 MFD Elko
Bosch Rexroth Servo Controller Servodyn SM 5/10-TC 5A
Bosch Rexroth Servo Controller Servodyn SM 17/35-TA 17A
Bosch Servocontr?oller SM 5/10-TA NEU und OVP 055127-108
Bosch Rexroth Servodyn ASM 10-T ASM10-T 047838-402
Bosch Rexroth Servodyn ASM 10-T ASM10-T 047838-402
Bosch Rexroth Servodyn SPM 100-TB SPM100-TB
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Bosch Rexroth Servodyn SM 17/35-TA 17A 6Monate Garantie
Siemens Simatic S5 6ES5955-3N?A12 6ES5-955-3?NA12
FANUC Common Converter Alpha Servo Drive A06B-6071-?H126
Siemens Simatic S5 OP15-B OP-15-B 6AV3515-1M?A00
FANUC Eingabemod?ul I/O Module AID16L A03B-0807-?C114 NEW
Siemens Transceive?r TRX 245 TRX245 G127951H ECOS NEU
Siemens Transceive?r TRX 245 TRX245 G127951H ECOS NEU
Siemens Transceive?r TRX 245-10 G127951H ECOS NEU
Siemens Simatic S7 Connector 6ES7392-1B?J00-0AA0 NEU
FANUC Alpha Servo Amp A06B-6073-?H106 NEW
FANUC Alpha Servo Amp A06B-6073-?H144 NEW
FANUC Power Supply Module A06B-6087-?H126 PSM-26 NEW
FANUC Power Supply Module A06B-6087-?H130 PSM-30 NEW
Siemens Simatic S5 6ES5246-4U?A31 6ES5-246-4?UA31
Siemens S7 6ES7332-5H?D01-0ABO 6ES7-332-5?HD01-0ABO NEU
Siemens Simadyn D Submodul 6DD1606-3A?C0 Version H
Siemens Simatic S5 6ES5247-4U?A31 6ES5-247-4?UA31 V06
Siemens Simatic S5 WF723A 6FM1723-3A?A10 WF723 Vers.09
Siemens Simadyn D CS5 6DD1660-0A?H0 Neu Versiegelt V.D
Siemens Simatic S7 OP177B 6AV6642-0D?C01-1AX1 NEU V16
Siemens Simatic S7 OP177B 6AV6642-0D?C01-1AX1 NEU V16
Siemens Simatic S7 OP177B 6AV6642-0D?C01-1AX1 NEU V16
Siemens CPI 1 Control-In?terface für OP37 6AV3673-1C?A11