Functions Of Each Part - IAI PSA-24 Instruction Manual

Functions of each part

[Fan alarm notification LED / normal operation notification LED]
This power supply unit is equipped with the following two kinds of LED.
Name Panel notation
Fan alarm
notification
LED
Normal
operation
notification
LED
*1: The LED is OFF when the fan is not connected.
*2: During parallel operation at light load, this LED may be OFF even if an AC power supply is
connected, since only some of the power supplies may be operating. It lights up when the
load increases and operation starts.
[Communication address switch]
Sets the allocation of the slave address for communication when multiple power supply units are
connected by using multi-drop and while monitoring status via communication.
Item
Initial value
Setting range
FAN
SYS
Display color
FAN Orange
SYS Green
ADRS
Switch name: DRR 7016C (Copal)
"0"
"0" ~ "F"
Status
Light ON Fan rotation speed abnormality
Blinking Fan rotation speed warning
Light OFF No fan abnormality
Light ON Normal operation
Light OFF Stopped
Description
Part Names
Description
*1
*2
Intro-13