GE PAC8000 series User Manual page 44

Contents
Channel Diagnosis Alarm
Error
Type
263
Channel Diagnosis
Appears/Disappears
264
Channel Diagnosis
Appears/Disappears
268
Channel Diagnosis
Appears/Disappears
269
Channel Diagnosis
Appears/Disappears
270
Channel Diagnosis
Appears/Disappears
271
Channel Diagnosis
Appears/Disappears
272
Channel Diagnosis
Appears/Disappears
44
Module
Type or
Channe
l Error
Channel
Channel
Channel
Channel
Channel
Channel
Channel
PAC8000* IO PROFINET Scanner User's Manual–September 2017
Cause
Channel configuration
Parameterization
has invalid pulse
error in failsafe
settings. This fault
occurs after value/Pulse
configuration download,
period/Pulse on time
when following
condition is NOT met
(1) If Operation mode is
Single Pulse (Static),
failsafe value should be
OFF, pulse period
should be 0
(2) If Operation mode is
Continuous Pulse
(Static), failsafe value
should be OFF/Hold
Last State, pulse period
>= 6ms and pulse
period > on time
Channel configuration
TI Alarms/Dead zone
has invalid settings.
range fault
This fault occurs after
configuration download,
when any of the
parameters are out of
expected range.
Open Sensor detected
Open circuit fault for
on a channel
the sensor on channel
Cold Junction
Cold Junction
Compensation Fault
Compensation Fault
detected
The Dynamic pulse on
The Dynamic pulse
time or period is not in
on time or period is
range. Or difference
between Period and On not in range. Or
Time is less than 5ms
difference between
Period and On Time
is less than 5ms
The Thermocouple
The Thermocouple
compensation fault
compensation fault
The Thermocouple HH,
The Thermocouple /
H, L, LL fault
RTD Parameterization
error.
Fault Text Recommendation
In the configuration tool, set
the parameters properly and
download the configuration
again.
In the configuration tool, set
the parameters properly and
download the configuration
again.
Verify wiring of the channel
Check if either of the (two)
cold junction compensation
elements have gone open
circuit or out of range
Check if the Dynamic pulse on
time or period is not in range
(valid range Period: 10 –
60000, and 65530, 65531,
65532, 65533, 65534, 65535,
On Time : 5 - 60000). Period
must be at least 5 ms greater
than On Time
Check if the Thermocouple
compensation is selected
correctly and values are within
range
Verify LL alarm <= L Alarm
< H Alarm <= HH Alarm.
Verify alarms between Min
and Max temp. Deadband and
Deadzone are between Min +
Max temp
GFK-2839B