User guide
800.745.8218 / 843.576.1147 / www.environmentalexpress.com Environmental Express • 8
HotBlock: Operation and Instruction Manual General Information
Keys are illuminated when pressed. Key functions are as follows:
INDEX: Menu Navigation. Pressing the INDEX key advances the display
to the next menu item. May also be used in conjunction with other keys
as noted below.
UP ARROW: Increments a value, changes a menu item, or selects
the item to ON. The maximum value obtainable is 9999 regardless of
decimal point placement.
DOWN ARROW: Decrements a value, changes a menu item, or selects
the item to OFF. The minimum value obtainable is -1999 regardless of
decimal point placement.
ENTER: Pressing ENTER stores the value or the item changed. If not
pressed, the previously stored value or item will be retained. The
display will ash once when ENTER is pressed.
AUTO/MANUAL (CT16A3): This key toggles the control output between
Automatic mode and Manual mode. Press and hold key for three
seconds to activate. See section on AUTO/MANUAL operation on Page 9.
RUN/HOLD (CT16A3): This key toggles the Ramp/Soak program
functions between Run mode (program runs as set up) , and Hold
mode (program functions are suspended). Press and hold key for three
seconds to activate. See section on Ramp/Soak (Page 9) for further
details.
UP ARROW & ENTER: Menu Access. Pressing these keys
simultaneously brings up the secondary menu starting at
the alarm, tune, or cycle item (depending on programming).
Pressing these keys for 5 seconds will bring up the secure
menu.
INDEX & DOWN ARROW: Menu navigation. Pressing these
keys simultaneously will allow back-up of one menu item,
or if at the rst menu item, will cause the display to return
to the primary menu.
Remote Set Lamp
Heater Fail Lamp
°F Indicator
°C Indicator
Percent Lamp
Hold Lamp
The decimal point ashes when Self Tune is operating
Alarm Lamp
Set Point 1 Lamp
Set Point 2 Lamp
Process Display
Set Point Display
Manual Indicator
Simplied Temperature Controller Instructions
Front Panel Key Functions