Specifications

5.3.2.2
01
02
Normal Damping
- For processes that: (any combination of the
following)
- have heaters that are properly sized.
- have good coupling between heater and probe.
- are considered standard with moderate lags and response time.
High Damping - For processes that (any combination of the fol-
lowing)
- are overpowered
- have multiple lags
- are poorly coupled between the heater and probe
COOL (“ct-“: position #12) (Not On RTD Units)
When using the controller on heating and cooling applications, such as
extruders, the "ct" number allows setting of the controller for the type of
cooling used:
00 - Oil cooling (Use this Setting if No cooling is used)
01 - Air cooling - Forced air
02 - Water cooling (above 212ºF set point)
Operating Instructions (Read “Damping Settings” before proceeding)
How to Start the Automatic Tunina procedure
STEP 1: Energize the unit and Proceed immediately to step 2.
STEP 2: Place the unit on standby by pushing the stand-by button. LED
above button will light Auto-tune can only be accessed from the
stand-by position.
STEP 3: Index down and enter access code, position 9, then press set
point
STEP 4: Index down and enter all settings per section 5.2 Basic Setup. e.g.
set point Al, A2, HC, CC, AT, cF, ct, Id, bd, and press set point RT,
HG, and CG will be set by controller during Auto-Tuning.
STEP 5: Index down to “-At-“.
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