Hitachi EH-150 manual Terminal layout and internal circuit

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3.Specification

3.2 Terminal layout and internal circuit

Terminal layout						Internal circuit
				No.	Signal name
								A0


	PT100 IN EH-PT4					RTD		B0
						RTD
			1)		b0
			1)		b0
1)			2)		B0			b0
1)								b0
2)		10)	3)		b1
		10)	3)		b1
		11)	4)		B1
			4)		B1

3)			5)		b2
		12)

4)			6)		B2				A3
			6)		B2

		13)	7)		b3
5)						RTD			B3
						RTD
		14)	8)		B3
			8)		B3

6)			9)		24V DC+			b3
		15)

7)			10)		A0
			10)		A0

		16)	11)		NC
8)


		17)	12)		A1		24VDC+

9)			13)		NC
9)		18)	13)		NC

			14)		A2



			15)		NC		24VDC-
			15)		NC		24VDC-
			16)		A3
			17)		NC

18)24V DC-

Internal power circuit

Internal current

Note 1) Current terminals and a voltage terminals of unused channels should be wired. By this wiring read data becomes H7FFF.

3-2

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Contents Hitachi Programmable Controller Page Limited Warranty and Imitation of Liability Page Safety Precautions Required Prohibited V i s i o n N t e n t T e Table of contents Appendix 12-1 N t r o d u c t i o n B l e 1 R e f e r e n c e M a n u a l l i s t C u m e n tE f o r e U s e N t e n t s A n t i t yR e c a u t i o n s o n U s e E a t u r e sStructure and Nameplate Structure and Name of Each PartSpecification list SpecificationSpecification Terminal layout and internal circuit Block Diagram Internal Block DiagramExternal Wiring External WiringSetting Setting of temperature rangeTemperature rage setting Setting switchI / O a l l o c a t i o n O l l e c t i o n o f T e m p e r a t e D a t aG u r e 7 Temperature Data H7FFFB3 b2 b1 b0 Example of Calculation 1 Pt100 -50 to +400 ºC range Temperature conversion data F8CC1Pt100 -20 to +40 range Error D e t e c t i o n P r o c e s s i n g E a s u r e d T e m p e r a t u r e R a n g e o v e rError Detection Processing A m p l e o f p r o g r a mInstallation O u n t i n gO u n t i n g M e t h o d A i n t e n a n c e a n d I n s p e c t i o nPrecautions on External Wiring Figure .1 Wire Separation by Conduits or DuctsX a m p l e o f P r o g r a m m i n g X a m p l e o f P r o g r a m m i n gV i c e R003 10-3 Example of Programming 2 Offset adjustment Offset error Temperature conversion dataTroubleshooting Allocation Error 41 is indicated in CPUData Error in a Specific Channel Data Error in All ChannelsAppendix Calculation of External Wiring ResistanceReference

EH-150 specifications

The Hitachi EH-150 is a robust and versatile hydraulic excavator, designed to meet the demands of various construction and mining environments. Known for its reliability and advanced technology, the EH-150 is a favorite among contractors looking for efficiency and performance.

One of the standout features of the Hitachi EH-150 is its powerful engine. It is equipped with a fuel-efficient diesel engine that provides ample horsepower for heavy-duty tasks while maintaining lower emissions. This not only ensures compliance with environmental regulations but also contributes to reduced operating costs over time.

The hydraulic system of the EH-150 is engineered for optimal performance. It utilizes advanced hydraulic technologies that allow for precise control and enhanced responsiveness. The system is designed to minimize energy loss, ensuring that more power generated by the engine is converted into effective digging and lifting capabilities. This feature significantly improves productivity on-site.

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In summary, the Hitachi EH-150 hydraulic excavator is a powerful, efficient, and technologically advanced machine. With its robust engine, precise hydraulic system, comfortable operator environment, and real-time monitoring capabilities, the EH-150 stands out as an exceptional choice for those in need of reliable and high-performance excavation solutions. Its durability and user-friendly features further make it a preferred option in the competitive construction and mining industries.