Hitachi L100 IP Series Instruction Manual page 26

Terminal Sym
category bol
H Reference for frequency command input
Frequency
O
command
input
OI
L Common for frequency command input
The digital outputs can be user
programmed to provide different signals
11
for the following situations:
Signal when reaching set value or
Digital
passing a configurable frequency;
output
signal during motor run;
12
overload signal;
PID deviation signal; alarm signal
CM2
AL0
Fault
AL0 AL1 AL2
AL1
alarm
output
AL2
Purpose
Voltage frequency command
Current frequency command
Common for digital outputs
Initial setting: During normal operation AL0-AL1 is closed; during a trip condition
or cut off power supply AL0-AL1 is opened (i.e. AL0-AL2 is closed).
Max. 250VAC / 2.5A (resistive) or 0.2A (cos phi = 0.4); Min. 100VAC / 10mA
Max. 30VDC / 3.0A (resistive) or 0.7A (cos phi = 0.4); Min. 5VDC / 100mA
Initial setting
Frequency arrival signal
(signal when reaching
set value)
Signal during
motor run
Ratings of relay contacts:
5-8
Chapter 5 – Wiring
Remarks
10V DC; max. 10mA
Set value 0-10V;
Input impedance 10k Ohm
Set value 4-20mA;
Input impedance 250 Ohm
Outputs of
open collector type for
connection to a relay
(max. 27V DC and
max. 50mA)