Hitachi SJ100 User Manual

Page 109

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SJ100 Inverter

Conf

igur

ing

Dr
iv

e P

a

ra

m

e

ters

3–37

Note 1:

When using the Multi-speed Select settings CF1 to CF4, do not display
parameter F_01 or change the value of F_01 while the inverter is in Run Mode
(motor running). If it is necessary to check the value of F_01 during Run
Mode, please monitor D_01 instead of F_01.

13

USP

Unattended Start
Protection

ON

On powerup, the inverter will not resume a Run
command (mostly used in the US)

OFF

On powerup, the inverter will resume a Run
command that was active before power loss

15

SFT

Software Lock

ON

The keypad and remote programming devices
are prevented from changing parameters

OFF

The parameters may be edited and stored

16

AT

Analog Input
Voltage/current
Select

ON

Terminal [OI] is enabled for current input (uses
terminal [L] for power supply return)

OFF

Terminal [O] is enabled for voltage input (uses
terminal [L] for power supply return)

18

RS

Reset Inverter

ON

The trip condition is reset, the motor output is
turned OFF, and powerup reset is asserted

OFF

Normal power-ON operation

19

PTC

PTC Thermistor
Thermal Protection

ANLG

When a thermistor is connected to terminals [5]
and [L], the inverter checks for over-
temperature and will cause trip event and turn
OFF output to motor

OPEN

A disconnect of the thermistor causes a trip
event, and the inverter turns OFF the motor

27

UP

Remote Control
UP Function (motor-
ized speed pot.)

ON

Accelerates (increases output frequency) motor
from current frequency

OFF

Output to motor operates normally

28

DWN

Remote Control
DOWN Function
(motorized speed
pot.)

ON

Decelerates (decreases output frequency) motor
from current frequency

OFF

Output to motor operates normally

Input Function Summary Table

Option

Code

Terminal

Symbol

Function Name

Description

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