Details
DirectLOGIC 405 Series
The DirectLOGIC 405 Series (DL405) from AutomationDirect is a modular, powerful, and cost-effective PLC system, ideal for medium to large-scale industrial automation applications. It offers the widest variety of I/O modules and configurations among all DirectLOGIC PLC families.
Product Highlights
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	Two types of CPUs available: - 
		D4-454 (AC-powered) 
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		D4-454DC-1 (DC-powered) 
 
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	Modular system with support for up to 8-slot configurations 
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	Maximum I/O capacity of 2,048 points 
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	Program memory: 31.5K / Data memory: 15.3K 
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	Four communication ports for flexible integration 
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	Supports up to 16 built-in PID control loops (expandable to 96 with modules) 
Key Features
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	AC/DC discrete input/output modules, up to 64 points per module 
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	Relay output options up to 10 amps 
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	12-bit and 16-bit analog input/output modules 
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	Thermocouple and RTD input modules 
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	Serial and Ethernet communication modules 
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	High-speed counter and PID control modules 
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	Remote I/O master and slave modules (serial and Ethernet) 
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	Expandable with local base extension units and cables 
Model Number Highlights
CPU Modules
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	D4-454: 31.5K memory, 1,024 I/O points, 15.3K data register, AC-powered 
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	D4-454DC-1: Same specs as D4-454 but DC-powered 
Base Units
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	D4-04B-1: 4 slots 
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	D4-06B-1: 6 slots 
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	D4-08B-1: 8 slots 
Base Expansion
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	D4-EX (AC) / D4-EXDC (DC): Requires base expansion cable (D4-EXCBL-1 or D4-EXCBL-2) 
Input Modules
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	D4-08ND3S: 8 pts, 24–48 VDC sync/source 
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	D4-16ND2 / D4-16ND2F: 16 pts, 12–24 VDC source 
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	D4-32ND3-1: 32 pts, 24 VDC sync/source 
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	D4-64ND2: 64 pts, 20–28 VDC source 
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	D4-08NA: 8 pts, 100–200 VAC 
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	D4-16NA: 16 pts, 100 VAC 
Output Modules
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	DC output: F4-08TD1S, D4-16TD1, D4-16TD2, D4-32TD1, D4-32TD2, D4-64TD1 
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	AC output: D4-08TA, D4-16TA 
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	Relay output: D4-08TR, F4-08TRS-1, F4-08TRS-2, D4-16TR 
Analog Input Modules
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	F4-04AD, F4-04ADS: 4-channel voltage/current 
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	F4-08AD: 8-channel voltage/current 
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	F4-16AD-1 / -2: 16-channel current or voltage 
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	F4-08THM: Thermocouple input 
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	F4-08RTD: RTD input 
Analog Output Modules
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	F4-04DA-1 / -2: 4-channel current/voltage 
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	F4-08DA-1 / -2: 8-channel current/voltage 
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	F4-16DA-1 / -2: 16-channel current/voltage 
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	F4-04DAS-1 / -2: 4-channel source-type output 
Special Modules
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	D4-RM: Serial remote I/O master 
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	D4-RS / D4-RSDC: Remote I/O slaves 
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	H4-ERM100: Ethernet remote master 
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	H4-ECOM100: Ethernet communication 
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	D4-DCM: Serial communication 
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	F4-16PID: PID coprocessor 
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	F4-4LTC: 4-loop temperature controller 
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	H4-CTRIO: High-speed counter I/O 
Accessories and Cables
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	D4-FILL: Dummy slot cover 
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	PC-DSOFT5: PC-based programming software 
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	FA-ISOCON: RS232 to RS422/RS485 converter 
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	Assorted cables: S-15CNJ, S-9CNS1, S-15CNP1, S-25CNP1, Z-20JP 
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	D3-D4-BAT: Memory backup battery 
Discontinued Models
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	Many older modules and parts now replaced with newer equivalents such as D4-454 and D4-454DC-1 
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	Refer to model transition notes for compatible upgrades 
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