每一种类型的系列90-30 CPU为其“工作数据存储”都使用了RAM存储器，RAM芯片使用的是CMOS类型。CMOS RAM是Complimentary Metal-Oxide Semiconductor RandomAccess Memory的只取首字母英文的缩写。CMOS

INDRAMAT TDM3.2-020-300-?W0 USPP TDM32020300W0

GENERAL ELECTRIC 531X175SSBADM1 USPP 531X175SSBADM1

CONTROL TECHNIQUES M75R-14ICD USPP M75R14ICD

KNOLL AMERICA INC KTS-32-64-T5-A-?KB USPP KTS3264T5AKB

RELIANCE ELECTRIC 0-52854 NSPP 052854

GE FANUC IC600CP200 USPP IC600CP200

KEITHLEY 26600-3 NSPP 266003

ALLEN BRADLEY 1336-BDB-SP74D USPP 1336BDBSP74D

ALLEN BRADLEY 1336-BDB-SP72D USPP 1336BDBSP72D

GENERAL ELECTRIC DS3800HSCA USPP DS3800HSCA

MICRO EPSILON ILD2200-10 NSFP ILD220010

CONTROLSOFT INC M47-POC NSFP M47POC

FOXBORO FX-135TG NSFP FX135TG

ALLEN BRADLEY 5130-KA NSFP 5130KA

WARNER ELECTRIC M4410-00020A USPP M441000020A

OMRON C2000H-CPU01-E NSFP C2000HCPU01E

OMRON C2000H-CPU01-E2?V1 NSFP C2000HCPU01E2V1

ALLEN BRADLEY 6180-EKIEHLGTEC?Z USPP 6180EKIEHLGTECZ