Hitachi EH-150 manual B3 b2 b1 b0

Page 22

7. Collection of Temperate

(2) Content of temperature conversion data [range : -20 to +40 °C] (Pt100)

The meaning of the each bit( b0 to b15) of temperature conversion data (in WX**) is as shown

below.

The sum of the bit “1” is the measured temperature.

b15

b14

b13

b12

b11

b10

b9

b8

 

 

 

 

 

 

 

 

b7

b6

b5

b4

b3 b2 b1 b0

-80

20

5

1.25

0.3125

0.78125

0.1953125

0.0488281

 

 

 

(°C)

40

10

2.5

0.625

0.15625

0.390625

0.0976562

0.024414

Note)

<For example>

(1)HE000 = “1110 0000 0000 0000" (HE) (H0) (H0) (H0) -800 + 40 + 20 = - 20 °C

(2)H0600 =“0000 0110 0000 0000"

(H0) (H6) (H0) (H0)

2.5 + 1.25 = 3.75 ℃

When an input error occurs( below -25°C and over 45°C), the temperature conversion data is

H7FFF.

The following relation exits between temperature conversion data and actual temperature.

Temperature (°C) = Temperature conversion data(signed decimal data) 409.6

Note) “b0” is always “0” in normal time.

Relation between the temperature and temperature conversion data

b)Temperature conversion data(hexadecimal) -20 to +40 °C

H4000

H3000

H2000

H1000

H0800

-20

 

 

 

 

 

 

Temperate (°C)

0

5

10

20

30

40

 

HE000

 

 

 

 

 

Figure 7.4

7-3

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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 WiringTemperature rage setting SettingSetting of temperature range 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 mO u n t i n g M e t h o d InstallationO u n t i n g 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 dataData Error in a Specific Channel TroubleshootingAllocation Error 41 is indicated in CPU 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.

The excavator boasts a spacious and comfortable cab that enhances operator ergonomics. It includes adjustable seating, air conditioning, and large windows that provide excellent visibility, enabling operators to work efficiently and safely. The user-friendly controls are intuitively laid out, allowing for easy operation and reducing downtime caused by operator fatigue.

Another notable technology integrated into the Hitachi EH-150 is the machine's monitoring system. This system provides real-time data on performance metrics, fuel consumption, and maintenance needs, helping operators and managers to make informed decisions about the machine's operation. This feature not only aids in maximizing productivity but also in extending the lifespan of the equipment.

Durability is another key characteristic of the EH-150. The excavator features a sturdy track and a reinforced frame, designed to withstand the rigors of demanding jobsites. Its heavy-duty undercarriage provides stability and support, allowing it to operate effectively on uneven terrain.

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.
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