Routine Maintenance
TP04100A
Interface &Applications
Rev A:
0611
5/98
/<>\
v
TEMPTRONIC
CORPORATION
5-9.1.1
Low Temperature Verification
5-9.1.1.1
Verify Main Air Mode (Low Temperature)
1.
From the
Top Menu Screen,
select the "Manual" Program Button to access the
Manual Operation
Screen.
Select the "Setup" Program Button to access the
Manual Test Setup Screen.
Select the
"Define" Program Button to access the
Define Parameters Screen.
2.
Use the
Define Parameters Screen
to program the system for air temperature sensing as given below
(see Section 3, "Setting Up Tests: Air Mode Test Setup" for details):
I
I
DUT
Sensor
I
OFF
1
3.
Run System for half an hour to allow all components to stabilize at normal operating temperatures
before starting verification.
Air temperature max ("C)
Air temperature min
("C)
4. To verify Main Air use a)
an
external precision temperature monitor, and b) a T type thermocouple in
a
"Y"
configuration with one male and one female connector, configured as in Figure 5-4
200 (or higher)
-20 (or below)
1%
TEMPERANRE MONITOR
CAUBRAiOR
Figure
5-4
Monitor,
Thermocouple,
"Y"
Configuration
5. To access the Main Air thermocouple plug, go to the rear panel of the Controller (see Figure 5-3), and
carefully disconnect the Main Air thermocouple (labeled "MA TC"). To avoid bending the two pins
of the thermocouple connector, gently pull the male receptacle straight out of the mating plug.
Disconnecting this receptacle generates an Overheat Error on the display screen.
A
B
Page 5-
14
To Main Air Thermocouple input "MA TC" on Controller rear panel
Receptacle for "MA TC" jack unplugged from Controller rear panel
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