What To Do, If - JUMO IPC 300 Operating Manual

What is happening?
Power controller is not
producing any output
power
even though the green
Power LED
is lit and a setpoint value
has been set.
Fuse LED is lit
Power controller is pro-
ducing power
though no setpoint value
(output level) is specified
by the controller.
V1.00/EN/00741192/2021-03-30 [IPC 300]
Cause / remedy
- Parameters have been changed in the
configuration level but not completed.
h Leave the configuration level by pressing
EXIT and wait for a restart.
- Wire break at the analog input or incor-
rect analog input wiring
- Setpoint value configuration incorrectly
configured, e.g. set via interface.
- Input for firing pulse inhibit active
A padlock symbol is shown as the operating
mode in the info line.
- Load failure
h Check load and load connections
- Semiconductor fuse defective due to
short circuit in power section
h Remedy short circuit in the load or load
circuit
h Fit a new semiconductor fuse
- Configuration problem:
even Controller output signal set to 4 to 20 mA
and current set to 0 to 20 mA at analog
input of power controller.
h Check configuration and select same
standard signals for the controller and
power controller.
- Power controller in manual mode
h Exit manual mode by pressing EXIT
- Base load settings selected
h Check settings for base load settings
- IGBT short-circuit

9 What to do, if ...

Info
-
v Chapter
"Switch-on
quence"
v Chapter
"Setpoint configu-
ration"
v Chapter 4.1.2 "Ap-
pearance of mea-
sured values"
v Chapter 8 "Error
messages
alarms"
v Chapter 3.4.3 "Re-
placing the two
semiconductor
fuses"
v Chapter 5.1.3 "An-
alog inputs"
v Chapter
"Setpoint configu-
ration"
v Chapter 6.3 "Man-
ual mode"
v See "" on page 54.
v Chapter 8 "Error
messages
alarms"
3.4
se-
5.1.4
and
5.1.4
and
85