O
PERATION
T
HE
TW-1 C
ONTROL
Actual values display
The green window displays the temperature
at the middle of the mold. This temperature
is calculated as an average of the tempera-
tures of the supply water and return water.
The lights indicate whether the temperature
is in degrees Fahrenheit or Celsius.
Alarm
Press to acknowledge the alarm light
and silence the optional audible alarm.
The alarm light will flash until the
cause of the alarm condition is fixed.
Starting the Thermolator
®
.
Turn on main power to the Thermolator
®
.
◆
Setpoint and actual windows display for
three seconds, then display the most recently
entered setpoint temperature and the current
actual temperature.
◆
Indicator lights blink green, then red.
Turn on water supply to the unit.
If the water supply is on, go to Step 3.
Enter the temperature setpoint.
Press the Setpoint until the green light appears
next to Temperature. Press
▲
to increase the set-
point or
▼
to decrease.
Press .
◆
The RUN/STOP light turns green.
◆
The unit initiates a 60-second venting
sequence. Cooling and venting valves are
active for 60 seconds. The pump is active for
the final 30 seconds.
◆
Normal operation begins. The heater turns on
if the actual temperature is below setpoint.
The cooling valve remains active if the actual
temperature is above setpoint.
If the Alarm light turns on,
press to silence an
audible alarm and go to the Troubleshooting section.
Stopping the Thermolator
®
.
Press .
◆
The RUN/STOP light turns red.
Setpoint display
The window displays the
setpoints entered for the
fluid temperature, the high
and low temperature devia-
tion alarms, the SPI baud
rate and the SPI address.
1
2
3
Status lights
The lights indicate the operating
status of the listed components.
Except in Test Mode and Auto
Start, the lights indicate:
= Off or inactive
= On or active
= Alarm condition
Test Mode is used for initial pro-
gramming. When test mode is
enabled, normal operation is
disabled.
= Test Mode off
= Test Mode on; unit dis-
Setpoint Select button
Press repeatedly until a green
light appears next to the para-
meter you want to program or
view.
NOTE: Default settings for the devi-
ation setpoints are:
High = se 10˚ F
Low = setpoint
-
10˚ F
A warning alarm occurs (indicator
light turns red) whenever the actual
temperature is outside this setpoint
range. Recommend setting: ± 2-10˚.
Setpoint adjustment
buttons
Press
▲
or
▼
to enter tempera-
ture and SPI parameters. Press
▲
to increase a value. Press
▼
to decrease a value.
TIP: Press and hold the button for
faster scrolling speed.
Run/Stop
Press the RUN button to
start normal operation.
Press STOP to stop the
temperature control unit.
= Running
= Stopped
= Alarm (flashing)
4
Run
Stop
1
Summary of Contents for Thermolater vacuTrac
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