Specifications

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3.3 Programming the Microprocessor Controller
3.3.1 Accessing the Programming Menu
1. To access the Controller Program Menu, press the “t” and “u” buttons
simultaneously for three (3) seconds. The controller will enter the Menu on
Level 1 in the “tunE” function. (If using the CalComm Computer Program, see
the “CALCOMM” section of the Manual).
2. To scroll to different parameters within a Level, press the “t” button to scroll
right and the “u” button to scroll left.
3. To change a parameter or change Levels, press and hold the “∗” button.
Press the “t” or “u” buttons to change the parameter.
4. All factory-programmed values listed here are optimized for use with the ETS
Model 561 Desiccant Dehumidification System and ETS Model 562 Ultrasonic
Humidification System. Other systems may require different settings.
If the Model 518 Chamber has different systems, the information programmed
into the controller will be different. Information on the specific program is
provided separately, if not, contact ETS.
5. To exit the menu press and hold “tu” for three seconds.
3.3.2 LEVL C (Level C)
Level C is only visible when the unit is fitted with the COMMS option (RS 485
computer interface card). Level C is responsible for the communication protocol
for the unit when interfacing with a PC. The values in Level C must match the
values on the computer screen to establish communication.
Addr – (2) Instrument Communication Address. This address may be changed
to any number suitable to the user.
bAud – (9600) The baud rate should be set as high as possible.
dAtA – (18n1) Do Not Change. The data format should not change.
DbuG – (off) Do Not Change. Debugging is an advanced feature that will not be
covered in this manual.