Emerson Liebert GXT3 User Manual page 23

Rev. 0909
SAFeTY STAnDARD: in compliance with the european laws.
Installation precautions
• the connection cables should be suitable for up to 195°F operation;
Caution: Low voltage and probe wiring must be properly separated from high voltage wiring
DISpLAY
During normal working conditions, the display shows the value measured by the air regulation probe or by the second
probe (parameter /4). In case of active alarm, the temperature flashes alternatively to the code alarm.
ALARMS AnD SIGnALS
Alarm code
E0
E1
IA
LO
HI
EE
Ed
dF
OpeRATInG InSTRUCTIOnS On THe DISpLAY
• LED Button indicates compressor ON;
• LED Button indicates defrosting ON;
• LED Button indicates presence of alarms.
The blinking indicates that controller is waiting for a time delay to expire.
SeT pOInT (desired temperature value)
• Press the SET
• After few seconds, the set value blinks;
• Press UP or DOWN
confirm the new value.
MAnUAL DeFROST
Besides the automatic defrost; it is possible to activate a manual defrost by pressing the
seconds (it occurs only in the appropriate temperature conditions).
ACCeSS AnD MODIFICATIOn OF THe FReQUenT pARAMeTeRS (F TYpe)
1) Press the button for more than 5 seconds (in case of alarm, first silence the buzzer);
) the display displays PS;
3) Press or
4) Press or
5) Press to temporarily confirm the new value and go back to display the parameter code; In order to modify the
other parameters, start back from point 3.
Storage of the new values: press
MODIFICATION" procedure. For timing parameters only: switch off and switch on the controller in order to make them
immediately effective without waiting for the following cycle. To exit without modifying any parameter: do not press
any button for at least 60 seconds (TIME OUT).
Sporland Omnistat Time Clock program Settings (Cont'd)
Description
fault air regulation probe
evaporator product/food probe fault digital input alarm
immediate external alarm (A4 and A7 parameters)
low temperature alarm (AL, Ad and A0 parameters)
high temperature alarm (AH, Ad and A0 parameters)
data acquisition failure (see the manual for the default procedure)
timeout-ended defrost (dt, dP and r3 parameters)
defrost in progress
button for one second to display the Set-Point value;
to increase or decrease the set-point value; press the
to show the parameter whose value has to be changed; press
to change the value;
at least for 5 seconds to store the new value and exit the "PARAMETERS
3
button once/more to
button for more than 5
to display the associated value;