Thermocouples (All Types) (continued)
Output 3 Programming
1
(only necessary if change required - see Appendix A for details)
Pressing ¿¯ simultaneously for 6 seconds will get you to the [`set] Menu in the
bottom display. Cycle through using ¿ or ¯ until you reach
[Out3] in the top
display, then press ‰. Cycle through using ‰ to select the parameters to change in
the bottom display. Change the parameters by using the ¿ or ¯ arrows.
1. [Ot`3] = [``al} This must be set to [``al] or else the
controller will have no output at all times.
Remember the parameter to change is in the
lower display. The variable to change is in
the upper display.
2. [aty3] = [proc] [proc] allows for absolute temperature
alarms. [``de] allows for [``hi] and/or
[``lo] offsets around the set point.
3. [ahy3] = [`)01] Alarm hysteresis
4. [lat3] = [``no] Select [`yes] if the alarm should stay in the
alarm condition (no output) even if the alarm
condition should clear. This requires
manually clearing the alarm by pressing the
‰ key.
5. [sil3] = [``no] Select [`yes] if when powering up, the
process requires being outside the alarm
limits before controlling.
6. [sid3] = [both] Optionally select a single alarm point. Either
[``hi] or [``lo].
7. [lgc3] = [al`0] This must be set to [al`0].
8. [anu3] = [`yes] This will blink the alarm on the front panel
display.
ALPHA OMEGA INSTRUMENTS CORP. Instruction Manual
Series 800/850 Thermoelectric Cooler Controller Page 42
1
Please see Appendix J, Technical Information for more information on Output 3.