14-4
PPC Manual Revision 1
Chapter 14: Troubleshooting
Errors at Power On (Input/output Action)
Error
description
PV input,
RSP input
Control
computation
Control
output
Retransmission
output
Alarm
action
Analog output
(control output,
retransmission
output)
Voltage
pulse output
(control
output)
Relay output
(control output)
Contact
input
Contact
(alarm)
output
Communication
Faulty MCU
RAM
Faulty MCU
ROM
Stopped Stopped 0% or less OFF OFF OFF OFF Stopped
System data
error
Stopped Stopped 0% or less OFF OFF OFF OFF Normal action
User
(parameter)
default value
error
Normal action Normal action
Normal
action
Normal action
Normal
action
Normal action Normal action Normal action
Normal
action
Normal
action
Normal action
Setup
parameter error
Operation
parameter error
Control
parameter error
Non responding
hardware
of extended
function (E1
or E3-terminal
areas)
Normal action
Normal
action
Normal action
Normal
action
Normal action Normal action Normal action
Normal
action
Normal
action
Normal action
Calibration
value error
Normal
action (out of
accuracy)
Normal action
Normal
action
Normal action
Normal
action
Normal action (out
of accuracy)
Normal action Normal action
Normal
action
Normal
action
Normal action
Faulty FRAM Normal action Normal action
error
Normal action Normal action
Normal
action
Normal action
Normal
action
Normal action Normal action Normal action
Normal
action
Normal
action
communication
is disabled