Issue 2, Nov-98. Applies to software versions 1.3 & 1.4 -8- HA026270
C
ONFIGURING THE
C
ONTROLLER
Select configuration level to change:
•
The type of control
•
The
display units
•
The input sensor type
•
The scaling of linear inputs
•
The alarm configuration
•
The passwords.
To select configuration level
.
Instrument Configuration
Instrument
Configuration
Options
Description
Display units
Centigrade
Fahrenheit
Kelvin
None
Decimal places
None
in display
One
Two
Control type
PID Control
On/off Control
Converts the controller
to an alarm unit
Control action
Reverse (normal action
for temperature control)
Direct (output
decreases as PV falls
below SP)
Manual reset
tracking (PD
In Auto holds manual
reset value
control)
In Auto tracks output for
bumpless A/M transfer
Input Configuration
Sensor Input
Options
Meaning
Input type
J thermocouple
K thermocouple
L thermocouple
R thermocouple
B thermocouple
N thermocouple
T thermocouple
S thermocouple
Platinell II
100
Ω
Pt thermometer
!
Linear mV
Custom input(C=default)
"
Cold junction
Automatic
compensation
0
°
C external reference
(only appears
#$
45
°
C external reference
for TC inputs)
$
50
°
C external reference
Linear input scaling (Range -12 to +80mV)
%
mV input low
%
mV input high
!&
Displayed value
low
!
Displayed value
high
%
Sensor break
Off (Linear inputs only)
input impedance
1.5K
Ω
5K
Ω
15K
Ω
,
Alarm Configuration
The
list configures the three internal ‘soft’ alarms and causes
the appropriate alarm message to be flashed in the HOME display.
At this stage the alarm is indication only (known as a ‘soft alarm’).
To make the alarms operate the relay or logic outputs, follow the
instructions under “Relay and Logic input/output Configuration.
Alarm
Type
Meaning
'
Alarm 1
The alarm is disabled
(
Full Scale Low alarm
(
Full Scale High alarm
Deviation band alarm
Deviation high alarm
Deviation low alarm
)
Alarm latching
Non-latching
*
Latched with automatic*
resetting.
Latched with manual*
resetting.
Alarm blocking
*
No blocking
Blocked until first good
The above sequence is repeated for:
(Alarm 2) and
+
(Alarm 3)
,
Alarm setpoint
Limited by display range
limits
Limited by setpoint limits
*Automatic resetting means that, once the alarm has been
acknowledged, it will automatically clear when it is no longer true.
*Manual resetting means that the alarm must first clear before it
can be reset.
Having selected a list heading, press
to select a parameter
within a particular list. Press
and
to change the setting.
Press
or
to select
Press
to reach the Access List Heading.
Press
Press
or
to enter the password.
The factory default is 1.
will be
displayed when the correct password
has been entered.
Press
Press
Press
or
to enter the
configuration level password. The
factory default is 2.
will be
displayed when the correct password
Press
to step across the configuration list headings.
Press to enter configuration level.
% ,
% ,
!
!
mV
Displayed value
