29.FX2N-2DA与可编程控制器的连接
　　对于每个带有源扩展单元的主单元来说，FX0N系列PLC可连接的FX2N-2AD数目为4或更少，FX2N系列PLC可连接的FX2N-2AD数目为8或更少，FX2Nc系列PLC可连接的FX2N-2AD数目为4或更少。但是，当连接下述特殊功能模块时，存在以下限制：
　　FX2N：主单元和具有32个或更少I/O点的有源扩展单元。
　　24V DC, 下述特殊功能模块消耗电流总值<190mA。
　　FX2N：主单元和具有48个或更少I/O点的有源扩展单元。
　　24V DC, 下述特殊功能模块消耗电流总值<300mA。
　　FX2Nc：不考虑主单元的I/O数，可连接的下列特殊功能模块可达4个。
　　FX0N：不考虑主单元和有源扩展单元的I/O数，可连接的下列特殊功能模块可达2个。

HP AGILENT 8920B LOADED

AEROFLEX IFR 1900

HP AGILENT 8920B RF COMMUNICATION TEST SET 83206A

AGILENT HP 8920B RF COMMUNICATION TEST SET LOADED C

AGILENT HP 8924C

VIDEOJET 37E

KEITHLEY 2002

AMETEK T-100

NEWPORT 9008

ADVANTEST R3265

NEWPORT 8000

HP AGILENT 8920A

RIFOCS 702R-19

HP AGILENT 8591A

REDBACK NETWORKS  MB-4039-80 SMS1800 SYSTEM DS3 OC3 10

OK INDUSTRIES SMT-880

DRANETZ PP-4300

TEKTRONIX TDS3012B

SPIRENT DLS-400S V11

HP AGILENT 81101A

DATA I/O 3980

HP AGILENT 83482A

ANRITSU MT9810A

NIKON SMZ800

LINE TOOL XY LINEAR STAGE WITH SPECTRA PHYSICS 415

RIFOCS TEXTRON TEMPO  772R

MOLEX OSCD2810 OSCM1837

UNITEK MIYACHI 1-128-01

CTI-CRYOGENICS CRYO-TORR

XANTREX XDC80-75

CISCO ME-3400G-12CS-A

TEKTRONIX TFP2  MB-4039-80  FIBERMASTER OTDR

ADVANTEST R3465

ANRITSU MT8801C

IXIA 400

JDS UNIPHASE SC

KEITHLEY 2001 MULTIMETER

EDWARDS EOF 25CR

CTI-CRYOGENICS CRYO-TORR

AGILENT HP 8168D

HP AGILENT 54751A

PHOTON INC BEAM SCAN XYLA HP2

OPTISPEC U-RLA ME3200

ACTERNA WANDEL W&G PCM-4
PHOTONIC  AWG-NB-1X40-100G

MB-4039-80
SRS DG-535 GPIB MB-4039-80

TECHNOPRINT FRITSCH HA 06 CONVECTION REFLOW OVEN SMD

WANDEL & GOLTERMANN WG PCMZ-4 E1

CAT PUMPS 2530

NEWPORT 8000

HOVER DAVIS LPF01-001

CHATILLON TCM 201-MS

HOVER DAVIS LPF01-001

IXIA LM1000GBIC 2-PORT

NETWORK ASSOCIATES OC3-SMF

WILD LEICA M5A STEREO ZOOM 50X

AEROTECH ATS100-100-20P

MICRO ENTERPRISES ME3000

OPTO POWER PS6510

ANRITSU ME522A

RHEOMETRIC MMT-2000

CTI-CRYOGENICS  MB-4039-80 CRYO-TORR 8

AEROTECH ATS100-50-20P

ANRITSU MF9619C

ANRITSU MT8802A

MOLEX 19078-0129

ADTECH SPIRENT AX 4000 CHASSIS 400620 401428

SETRA 370

CVI DIGIKROM 240

COHERENT BM-7

CISCO SYSTEMS WS-X6724-SFP

GE FANUC DATAPANEL H OPERATOR INTERFACE PLC

NETWORK ASSOCIATES ATMBOOK & ATM DS3 MODULE BOOK

FLUKE 7102

POWERTREND 3010

BNC  555-2G MB-4039-80

TTC JDSU 3181 2

ASSOCIATED RESEARCH 520L

WOHLER PANORAMA CHROMATEC AM-4

ANRITSU MP1552B

AEROTECH ATS100-50-20P

AEROTECH ATS02025-U-02L-NC-C2

WANDEL & GOLTERMANN  OMS-150

BERKELEY VARITRONICS YELLOWJACKET WI-FI ANALYSIS SYSTEM

V-TEK VERSACOUNT AUTOMATIC COMPONENT COUNTER SMD SMT

MITUTOYO 516-901 -26

AGILENT HP 54645D

EXFO IQ-1203 4-CHANNEL

ILX LIGHTWAVE PSC-8420

FIBERPRO PS-155-A-B

METONE 2408 MB-4039-80

AEROTECH AT S150 150-250-40P