Index–2

E

Editing parameters 2–22 EEPROM 1–10

Electronic thermal overload alarm 3–22 EMI filter 5–4

Environmental conditions 6–9 Environmental specs 1–6 Error codes 6–6

Event clearing 4–16

External frequency command 3–11 External trip event 4–12

F

F Group functions 3–9 Factory default settings 6–8 Fault 4–22

Faults 6–5 Features 1–2, 2–2

Fine tuning settings 3–21 Forward run command 4–6 Free-run stop 4–9, 4–11 Frequency arrival signal 4–19 Frequency command settings 3–16 Frequency display scaling 3–25 Frequency limits 3–16 Frequency modulation 4–25 Frequency monitor signal 4–26 Frequency source setting 3–10 Frequently asked questions 1–12 Front panel 3–3

Front panel controls 2–19 Fuses 2–13

G

Glossary of terms A–2

H

History 6–5

History of trip events 3–9

I

Initialization 3–25, 6–8 Input power wiring 2–14

Input terminal functions 3–27, 4–6 Inspection 2–2, 6–9

electrical measurements 6–11 measurement techniques 6–13

Installation instructions 2–6 Integral gain 3–17 Intelligent input terminals 4–6 Intelligent output terminals 4–18 Intelligent terminal functions 3–27

J

Jog command 4–9

Jog frequency 3–12

Jump frequency 3–16

K

Keypad 2–19

key functions 3–3 navigational map 2–21, 3–4 parameter settings B–2

L

Logic connections 4–4

Logic I/O terminals 4–5

M

Main profile parameters 3–9 Maintenance 6–9

Model number 1–3

Modes of operation 2–25, 3–5 Monitoring functions 3–8 Monitoring parameters 2–24 Monitoring trip events 6–5 Motor

multiple-motor operation 4–28 purpose of speed control 1–7 running 2–24

speed calculation 2–25 thermal protection 4–17

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Hitachi L100 instruction manual Index-2

L100 specifications

The Hitachi L100 series is a versatile range of variable frequency drives (VFDs) designed to enhance performance in various industrial applications. Known for their reliability and efficiency, these drives are widely used in motors for pumps, fans, compressors, and conveyors.

One of the main features of the Hitachi L100 is its impressive control capabilities. The drive supports both scalar and vector control modes, allowing for precise speed and torque management. This flexibility ensures optimal motor performance across different load conditions. Additionally, the L100 series offers an impressive speed range, which can accommodate a wide variety of applications, from low-speed to high-speed requirements.

The L100 is equipped with built-in functionality for energy saving. By utilizing advanced control algorithms and auto-tuning features, the drive optimizes energy consumption, reducing operational costs and contributing to improved overall system efficiency. The energy-saving mode is particularly beneficial in applications where load conditions frequently change.

Another hallmark of the Hitachi L100 is its robust communication capabilities. The drive supports various communication protocols including Modbus and Ethernet, making it easy to integrate into existing control systems. This connectivity allows for real-time monitoring and diagnostics, which aids in predictive maintenance and minimizes downtime.

In terms of user-friendliness, the L100 series includes a clear, intuitive keypad that simplifies programming and operation. The drive also features a wide range of customizable parameters, enabling users to easily tailor the settings to suit specific application requirements. Additionally, the inclusion of a customizable PID controller allows users to refine process control automatically.

Safety is a priority in the design of the Hitachi L100. The drive comes with various built-in safety features such as overvoltage, overload, and short-circuit protection, ensuring reliable operation in challenging environments. Furthermore, it complies with global safety standards, making it suitable for international applications.

Lastly, the L100's compact design ensures easy installation and minimizes the space required in control cabinets. This is especially advantageous in facilities where space is at a premium. Overall, the Hitachi L100 series represents a combination of advanced technology, user-friendly features, and reliable performance, making it a popular choice for industrial automation solutions.