User Guide

Digital Display
Level key Use to access advanced features of the controller.
(Refer to manufacturer’s documentation supplied with unit.)
Mode key Use to access advanced features of the controller
(Refer to manufacturer’s documentation supplied with unit.)
No. 1 display Actual temperature as measured by the thermocouple.
No. 2 display Process temperature set point.
Up/down keys Use the keys to change the temperature set point value displayed
on the No. 2 display.
Al Alarm indicator light—this will light up whenever the unit is adding
cold air to the process.
CMW Communications writing enable/disable indicator lights
STOP Control stop indicator
OUT Control output 1 & 2 indicators
Change from Centigrade to Fahrenheit
• Hold down the Level Key for 3 seconds. [Cn-t] will appear.
• Press the Mode Key [d-u] will appear.
• Press the Up arrow key to change from C to F or vice-versa.
• Return to the Temperature Display by holding the Level Key for 3 seconds
Air Settings
OFF (Center) Stops all air from flowing through the unit.
MAX Air Maximum air flow through the unit (approximately 3 CFM
or 85 LPM). This also produces the maximum degree of
heating or chilling. Once near to the desired temperature,
the “ADJ AIR” setting should be used.
ADJ Air (left) Adjustable Air setting is used to precisely control the air
flow. The knob is labeled with +/- markings and allows
more or less air to reach the process. Set the knob to the
minimum amount required to maintain the desired
temperature.
Front Panel
Digital
Display
11
Advanced features NOT
used by ProcessMate