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1.12 Setting the humidity activated boost switching level (%RH) (for activation see 5.5)
From the home screen, press "HUM" to move to the humidity (% RH) activated boost
setting (Factory default 60% RH – recommended)
Use the "+" or "-" buttons to set the humidity switching level in steps of 1% RH (range 30-
85%RH)
Press "SET" to record or "ESC" to discard the settings and return to the home screen
1.13
Programming
From the home screen, press "PROG" (The programme number will flash in the bottom
left hand corner; P1 to P9
Use the "+" and "-" buttons to view the selected programme number (Factory default is P9)
The pre-programmed Thermal bypass programmes are shown in the diagram on page 18
Note: Each square has a time value of 30 minutes. Black squares indicate a time period
where the unit is in automatic bypass mode i.e. the unit will monitor the temperatures and
open or close the bypass accordingly. White squares (blank spaces) indicate a time block
where the heat exchanger bypass will be permanently set to operate and divert air around
the heat exchanger regardless of the measured and set temperatures.
Each of the programmes can be edited to create bespoke programmes as follows:
From the home screen, press "PROG"
Use the "+" and "-" buttons to select the programme number (Factory default is P9)
Press "PROG". The programme number will stop flashing and the first block on the
timeline at the bottom of the screen will begin to flash.
Select the day to be edited by pressing "DAY" until the correct day is displayed along the
top of the screen (1 – Monday, 2 – Tuesday etc.)
To add a 30 minute temperature controlled bypass block (a black square) to the timeline,
ensure that the word "BYPASS" is displayed on the screen by pressing "BYPASS".
LAB1306R, Issue 1, March 2018
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