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M102E/M501 TRS M501-TRS OPERATING INSTRUCTIONS
(Addendum to M101E Manual - P/N 04740 Rev A)
6.4.2. Aborting the Autotune Process:
1. Press the DATA key once. The display will show
(1).
2. Press the 1’s UP key once. The
will begin blinking
3. Press the DOWN key once. The display will show
(zero).
4. Press the ENTER key once.
5. Press the PV/SV mode key to return to operational mode.
Note
Auto-tuning MUST to be repeated if there is a significant change in the set value.
If the temperature begins to oscillate excessively around the set value, it may be
necessary to repeat the autotune procedure.
6.5. M501TRS Alarm Relay Adjustment
To set the High and Low Alarm points:
6. Press the SELECT key once. The main display will show
7. Use the SELECT , DOWN or 100’s UP key to scroll through the primary menu parameters until
the display shows either
(AL = Alarm Low) or
(AH = High Alarm).
8. Press the DATA key once. The current value of the alarm limit will be displayed.
9. To set each digit:
a. Press the up-arrow under that digit once. The digit will flash.
b. To increment that digit, press and hold the digit until the appropriate number is displayed.
c. To decrement that digit press and hold the DOWN key until the appropriate number is
displayed.
d. To increment/decrement the 1000’s digit it is necessary to adjust increment/decrement the
100’s digit up and down. Each time the 100’s digit passes “0” the 1000s digit will
increment or decrement correspondingly.
10. Once the desired value is reached, press the ENT key to store the new set value
11. Press the PV/SV mode key to return to operational mode.
05514 Rev A1 35