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M102E/M501 TRS TROUBLESHOOTING & REPAIR
(Addendum to M101E Manual - P/N 04740 Rev A)
Table 10-4 – Temperature Controller – Primary Parameter Settings
DISPLAY
PARAMETER
NAME
SET TO COMMENTS
OFF
0
Sets the controller to reverse action (hotter
temperatures = less heating; lower temperatures =
more heating) and turns off the heater should the
thermocouple input fail.
Input type
3
K thermocouple
Digital Filter
5
Sets the response time of the digital noise filter to 5
sec.
Lower input range
limit
32
Sets the lower end of the controller full scale bandwidth
to 32˚C
Upper input range
limit
1100
Sets the upper end of the controller full scale
bandwidth to 1100˚C
High Alarm Type
10
Sets the High alarm point to trigger when the process
value exceeds the high alarm set point only after the
process value rises above the lower limit for the first
time after power up
Low Alarm Type
10
Sets the Low alarm point to trigger when the process
value exceeds the high alarm set point only after the
process value rises above the lower limit for the first
time after power up
Alarm Hysteresis
3
Sets the hysteresis bandwidth for both alarm points to
3% of full scale.
Decimal Point
0
Sets the decimal point for PV & SV readings to NONE
Process variable
Offset
0
OFF
Set variable
Offset
0
OFF
Celsius/Fahrenheit
C
Sets controller to perform function on Celsius
temperature scale.
Fuzzy Logic
ON
Turns of the controllers advanced fuzz logic feature
which further reduces overshoot and fluctuations.
Ignore any other parameters that may appear.
10.7. Technical Assistance
If this addendum and its trouble-shooting / repair sections do not solve your problems, technical
assistance may be obtained from Teledyne Instruments, Customer Service, 6565 Nancy Ridge
Drive, San Diego, CA 92121. Phone: +1 858 657 9800 or 1-800 324 5190. Fax: +1 858 657
9816. Email:
api-customerservice@teledyne.com.
Before you contact customer service, fill out the problem report form in Appendix C, which is also
available online for electronic submission at
http://www.teledyne-api.com/forms/index.asp.
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