IM 05F01D02-02E (2)
This manual describes key entries for operating the indicator. If you cannot remember how to carry out an operation during
setting, press the
S E T / E N T
key for more than 3 seconds. This brings you to the display (operating display) that appears at
power-on.
Contents
1.
Setting Alarm Setpoints
2.
Troubleshooting
NOTE
Do not use the instrument generating strong magnetic field such as radio equipment and the like near the indicator.
This may cause the fluctuation of the PV value.
1. Setting Alarm Setpoints
The following operating procedure describes an example of setting
a value of 160.0 in the alarm-1 setpoint parameter. Before setting
the alarm setpoint, check the alarm type. To change the alarm type,
see “4. Changing Alarm Type” in
Initial Settings User's
Manual
.
Press the key once to display the parameter
“A1”.
Bring the operating display into view (display
appears at power on).
Press the key once to register the setpoint.
You can take the same steps for alarm-2 setpoint
(A2), alarm-3 setpoint (A3), and alarm-4 setpoint
(A4) that are displayed after this.
1.
3.
Press the or key to display the required
setpoint.
4.
5.
Press the key for more than 3 seconds.
This returns you to the display shown at power-on
(figure below).
Press the key for more than 3 seconds to call
up the menu “OP.PA”.
2.
6.
S E T / E N T
S E T / E N T
S E T / E N T
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
P V
AL1
2
3
4
S E T / E N T
Displays PV.
Displays PV.
Displays
parameter
“A1”.
Displays menu
“OP.PA”.
Blinks during
change.
User’s
Manual
Models UM350 / UM330
Digital Indicator with Alarms
User’s Manual
Operations
IM 05F01D02-02E
2. Troubleshooting
■
Troubleshooting Flow
If the operating display does not appear after turning on the indicator's power, try to solve the problem by following the
procedure below. If the problem seems to be complex, contact the vendor from which you purchased the instrument.
Ask the vendor for repair.
Find the cause.
Totally
inoperable?
Yes
Yes
Yes
No
No
No
Is key
operation
faulty?
Yes
No
Yes
Check wiring on the
power supply
terminals.
Check the key lock
setting.
Is display
faulty?
Yes
No
Turn off power, and
then turn it on
again.
Is I/O
signal faulty?
Yes
No
Check the
instrument’s I/O
specifications.
Check the supply
voltage.
Check the specifications
of I/O counterpart for
wrong polarity.
Check the
communication-related
parameters.
Check the specifications
of communication
counterpart.
Check
communication wiring.
Is
communication
link faulty?
No
Does the code
include a communication
option?
Yes
Normal?
Is
key lock
enabled?
Check the
instrument's suffix
code.
Yes
No
Correct?
Correct
errors.
Disable
key lock.
No communication
capability.
Is the instrument
defective?
IMPORTANT
Take note of the parameter settings when asking the vendor for repair.
■
Errors at Power On
The following table shows errors that may be detected by the fault diagnosis function when the power is turned on.
(E000)
(E002)
(E001)
(E400)
Error indication
(on PV display unit)
Description
of error
Remedy
Faulty RAM
Faulty ROM
System data error
PV decimal point blinks.
Faulty calibration
value
PV
Control
output
Alarm
output
Retransmission
output
Communi-
cation
None
OFF
0% or less
Stopped
0%
0% or less
or OFF
0%
Normal
action
Faulty
Contact us
for repair.
Normal action
(out of
accuracy)
Normal action
(out of
accuracy)
Normal action
(out of
accuracy)
Normal action
(out of
accuracy)
Parameter error
0%
Preset value OFF
0%
Check and set
the parameters,
as they have
been set to the
limited values.
■
Possible Errors during Operation
The following shows possible errors occurring during operations.
Retransmis-
sion output
Commu-
nication
(-OVER)
(OVER) or
Error indication
(on PV display
unit)
Displays “RJC”
and PV
alternately
Faulty
Contact us for repair.
Faulty
Contact us for repair.
Check wires and
sensor.
Description
of error
RJC error
EEPROM
error
A/DC error
PV burnout
error
PV
Measured with RJC=OFF
Normal action
105%
Dependent on the BSL
parameter Up-scale: 105%
Down-scale: -5%
Control
output
Normal
action
Normal
action
Preset
value
Preset
value
Alarm
output
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Remedy
Normal
action
Normal
action
Normal
action
Normal
action
Check process.
SP decimal pont
blinks (on
setpoint display
unit).
PV value blinks.
Check wires and
communication parameters,
and make resetting.
Recovery at normal receipt
Excessive PV
Out of -5 to
105%
Faulty
communi-
cation line
-5% or 105%
Normal action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
Normal
action
All indications off
Faulty if power off/on does
not reset start the unit.
Contact us for repair.
All indications off
Check for abnormal power.
Runaway (due
to defective
power or
noise)
Power off
None
None
0% or less
or OFF
0%
OFF
OFF
0% or
less
0%
Stopped
Stopped
(B.OUT)
(E300)
■
If a Power Failure Occurs during Operation
●
Momentary power failures shorter than 20 ms
The indicator is not affected at all and continues normal operation.
●
Momentary power failures of 20 ms or longer
• The alarm function of the indicator continues to work normally. (Alarms with the stand-by feature temporarily return to
their stand-by state, however.)
• Setting parameters that have already been configured retain their settings.
4th Edition: Jan 31, 2005
Alarm output terminals
Factory-set defaults
Alarm-1 (terminal numbers )............PV high limit alarm
Alarm-2 (terminal numbers )............PV low limit alarm
Alarm-3 (terminal numbers )............PV high limit alarm
Alarm-4 (terminal numbers ).......PV low limit alarm
-
6
7
-
5
7
-
4
7
-
-
1
2
3
