Kikusui PLZ-U Series Operation Manual

Overheat
protection (OHP)
When abnormal temperature is
detected in
the internal power unit,
the load
is turned
off. Check whether the air inlet on the front panel and the
air outlet
on the rear panel
are being obstructed.
Overvoltage
protection (OVP)
When
a
voltage
greater than or
equal
to 110 % of the rated
operating
voltage
is
detected, the load is turned off.
Reverse connection
protection
(RVP)
When
a
reverse voltage is detected on the load input terminal, the load is turned off.
Immediately turn off the
output of the equipment under test.
4.4.2
Alarms
Alarm number
When an alarm is
activated, the ALM indicator of the corresponding channel illumi-
nates. Press the DISP key
several times to check the alarm number.
Fig.
4-4
Alarm indication example
Table
4-1
Alarm number
Alarm Number
Alarm Type
1 Undervoltage
protection (UVP)
2 Overcurrent protection (OCP)
4
Overpower protection (OPP)
8
Overheat protection (OHP)
16
Overvoltage protection (OVP)
32 Reverse
connection protection (RVP)
The alarm type is assigned to each bit
inside the PLZ-U as shown in Fig.
4-5.
The
alarm number is a decimal notation of the
bit. Therefore, the alarm number when
multiple alarms are activated is the total of the
individual alarm numbers.
4-8
Basic Operation
PL2-U

Kikusui PLZ-U Series Specifications

General

Brand	Kikusui
Model	PLZ-U Series
Category	Control Unit
Language	English