Hitachi EH-150 Memory Boards, Base Racks, Power Supply Modules, CPU Modules, Item, Item, EH-BS3, EH-BS5, EH-BS8, EH-MEMP, EH-MEMD, (H x W), modules *1, Memory type

Engineering Guideline EH-150 Series PLC

CPU Modules

Model		Name	EH-150 Type I	EH-150 Type II	EH-150 Type III		EH-150 Type IV
		Type	EH-CPU104	EH-CPU208	EH-CPU308	EH-CPU316	EH-CPU448
Number of I/O	64 points I/O modules		512 points		1024 points maximum
		CPU			32-bit RISC processor
	Processing system			Stored program cyclic system
Control	Processing	Basic commands		1.0 µs / command			0.1 µs / command
specifications	speed	Application commands		several 10 µs / command
	User program memory		16kByte (RAM)	32kByte (RAM)		64kByte (RAM)	192kByte (RAM)
	(1step = 4Byte)		16kByte (FLASH)	32kByte (FLASH)		64kByte (FLASH)	192kByte (FLASH)
Operation	Basic commands		39 types, such as LD, LDI, AND, ANI, OR, ORI, ANB, ORB, OUT, MPS, MRD, MPP
processing
specifications	Arithmetic and application commands		85 types, such as arithmetic (ADD, SUB,		95 types, such as arithmetic, jump,		113 types, such as
			MUL, DIV,etc.), jump, subroutine,		subroutine, extraction, high speed scan,		arithmetic, jump,
	External I/O	I/O processing system			Refresh processing
		Bit			1984 points
		Word	4.096 words	8.192 words	17.408 words	22.528 words	50.176 words
	Internal output	Special Bit			64 points
I/O processing		Special Word			512 words
		CPU link		16,384 points (1024words) x 2 loops
specifications
		Bit/word shared		16,384 points (1024words)
		Points		512 points (TD + CU), however TD is up to 256 points *1
	Timer/Counter	Timer set value	0 to 65,535, time base 0.01s, 0.1s and 1s (0.01s has maximum 64 points *2)
		Counter set value			1 to 65,535 times
	Edge detection		512 points (DIF0 to DIF511: decimal) + 512 points (DFN0 to DFN511: decimal)
Peripheral devices	Program system				IL, LD, FBD, SFC, ST
	Peripheral device		Programming software Pro-H (Win95/98/NT), Command language programmer, Portabel graphic
Maintenance	Self-diagnosis		PLC abnormal (LED display), microcomputer abnormal, watchdog timer abnormal, memory abnormal,
functions			program abnormal, system ROM/RAM abnormal, scan time monitoring, battery voltage low detection,
	Memory board		-		For program transmission, for Data logger
	Special instructions		-		PID instruction, Data logging instruction
Additional functions	RS-485		-		Selectable RS485 mode for Port 1		Selectable RS485
					(Only General purpose mode)		mode for Port 1
	Fieldbus module control function		-		•		•
	Ethernet communication module control		-		-		•

Memory Boards

Item	EH-MEMP	EH-MEMD
Program capacity	64kByte	64kByte
Data capacity	-	384kWords
Program transmission function	Available	Available
Memory type	FLASH	FLASH

Base Racks

Item	EH-BS3		EH-BS5	EH-BS8
Max. number of I/O	3		5	8
modules *1
Restriction		Communication modules only usable on slot 0,1 or 2
Measurements in mm	100 x 222.5		100 x 282.5	100 x 372.5
(H x W)
Internal current			Approx. 200mA
consumption (5V)

*1: Beside this, there is always a slot for a power supply module and a CPU or I/O controller.

Power Supply Modules

	Item	EH-PSA	EH-PSD
	Rated voltage range	85 to 264V AC	24V DC (+/-10%)
Input	Current	1A or less (85 to 264V AC)	1.25A or less (24V DC)
	Rush current	50A or less (Ta=25°C)	100A or less (Ta=25°C)
Output	5V DC	3.8A	3.8A
current	24V DC	0.4A	-

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