Specifications

SECTION 5 OPERATION
5.1 Front Panel Features
Touch Key and Indication Operation Layout
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Process Temperature or Parameter code is viewed on the upper
display.
Set Point or Parameter setting is viewed on the lower display. Degrees F
and C is also displayed.
Set Point Key: Allows user to return to set point
ENTER/TUNE Key: Enters a selected value into nonvolatile memory.
Also initiates Auto-Tuning when used in the correct sequence.
Up and Down Keys: Raises and lowers setting respectively. 2 Step scan
rate: Slow and Faster (after 5 seconds).
Index Key: Selects Parameters to be addressed
STAND-BY/CANCEL Key: Disables outputs. Unit is put in idle mode.
LED above switch lights in STAND-BY mode. STAND-BY is also used
as the position from which AUTO-TUNE is accessed. If the key is
pressed during Auto-Tuning the unit will cancel the Auto-Tuning pro-
cedure and return to the STAND-BY mode.
8. Receive (RX) and transmit (TX) lights: Indicate a signal is present at the
communication port tights only momentarily
9. Heat (HT) a nd CooI (CT) Output Lighk Lights when output drive signal
is present
10. Alarm Lights (A1 and A2): Lights when unit is in alarm. (programmable
Hi, Low, process or deviation.)
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