Hitachi SJ Series, User Manual

Page: 464 / 786

13-1
Chapter 13 Monitor Functions
13
Chapter 13 Information Monitor Functions
Contents
13.1 What This Chapter Explains ................................. 13-1
13.2 Checking the Frequency Data .............................. 13-2
13.2.1 Monitoring output frequency .......................... 13-2
13.2.2 Monitoring frequency command .................... 13-3
13.2.3 Monitoring converted frequency .................... 13-4
13.2.4 Monitoring the motor detection speed ........... 13-5
13.3 Checking the Acceleration Time or Deceleration Time
............................................................................ 13-6
13.3.1 Monitoring the acceleration time or deceleration
time .............................................................. 13-6
13.4 Checking the Rotational Direction ........................ 13-7
13.4.1 Monitoring the rotational direction .................. 13-7
13.5 Checking the Input or Output of Terminals ........... 13-8
13.5.1 Checking the input of input terminals ............. 13-8
13.5.2 Checking the output of output terminals ........ 13-8
13.6 Monitoring Output Currents .................................. 13-9
13.7 Monitoring Output Voltage .................................. 13-10
13.8 Checking P-N Voltage (Internal DC Voltage) ...... 13-10
13.9 Checking the Inverter’s Operating Time and Operation
Count ................................................................. 13-11
13.9.1 Checking the cumulative operating hours .... 13-11
13.9.2 Checking the cumulative power-on time ...... 13-11
13.9.3 Checking the total start-up count ................. 13-12
13.9.4 Checking the total start-up count ................. 13-12
13.10 Checking the Inverter Temperature .................. 13-13
13.10.1 Checking the cooling fin temperature ........ 13-13
13.11 Checking the Inverter Power Consumption....... 13-14
13.11.1 Checking the input power .......................... 13-14
13.11.2 Checking the output power ........................ 13-15
13.12 Checking the Result of Life Diagnosis .............. 13-16
13.12.1 Checking the life monitor ........................... 13-16
13.12.2 Checking the cumulative operating time of cooling
fan ............................................................ 13-17
13.13 Checking Electric Thermal Load Ratio ............. 13-18
13.13.1 Checking thermal load ratio of the motor ... 13-18
13.13.2 Checking thermal load ratio of the inverter 13-18
13.14 Checking Load Ratio of Braking Resistor ......... 13-19
13.15 Checking the State of Option Slot Mounted ...... 13-20
13.16 Checking the State of Analog Switch ................ 13-21
13.17 Checking the Load type of Inverter ................... 13-22
13.18 Checking the Rated Current of Inverter ............ 13-22
13.19 Checking the Operation and Frequency Command
Destinations .................................................... 13-23
13.20 Checking the State of Inverter .......................... 13-24
13.20.1 Iconized monitors ...................................... 13-24
13.21 Monitoring Analog Input Information ................. 13-26
13.22 Monitoring Terminal Block Mounting Status ...... 13-27
Functions Described in Other Chapters ...................... 13-28
13.1 What This Chapter Explains
This chapter describes various monitor functions of
the inverter. Select a monitor function that you want to
use and configure it.
Make sure to carefully read “Chapter 1 Safety
Instructions/Risks” for safety work.
Symbol Meanings
General and troubleshooting
questions
Key points for a solution
Notes
Confirmation of procedures
Q
A
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