Uniflair UST500 Instruction Manual

Contents

Table Of Contents
Table Of Contents
Table Of Contents
HOW TO USE THIS MANUAL
INTRODUCTION
USER INTERFACE (FOLDER PAR/UI)
Local On/OFF
Keys – combined action
LEDs and Display
LED: States and Operating Modes
First switch on
Main Display" Menu
Operating Mode" menu
States' menu
Setting the clock (CL)
Alarm Display (AL)
View and Reset compressor/pump time
Programming menu
Functions (FnC folder)
Alarm events (EU folder)
SYSTEM CONFIGURATION (FOLDER PAR/CF)
Configuration of digital inputs
Configuration of digital outputs
Configuration of analogue outputs
Serial configurations – Protocol parameters
REMOTE TERMINAL
OPERATING MODES – TEMPERATURE CONTROL (FOLDER PAR/TR)
Temperature control differential
Block heat pump based on external temperature and/or parameter
OPERATING STATES (FOLDER PAR/ST)
Automatic changeover
COMPRESSORS (FOLDER PAR/CP)
For partialized compressors only - Minimum ON step during increase in output (CP08)
For partialized compressors only - Minimum ON step during decrease in output (CP09)
Compressor switch on/off sequence
INTERNAL CIRCUIT PUMP (FOLDER PAR/PI)
Operating modes
Antifreeze operation with pump
EXTERNAL EXCHANGER FAN (FOLDER PAR/FE)
Fan control in defrost
INTERNAL EXCHANGER ELECTRIC HEATERS (FOLDER PAR/HI)
Internal exchanger heaters for antifreeze
EXTERNAL EXCHANGER ELECTRIC HEATER PARAMETERS (FOLDER PAR/HE)
AUXILIARY ELECTRIC HEATERS (FOLDER PAR/HA)
DEFROST (FOLDER PAR/DF)
Start defrost
End defrost
ADAPTIVE (FOLDER PAR/AD)
Adaptive function with hysteresis modification
Setpoint regression
ANTIFREEZE PARAMETERS WITH HEAT PUMP (FOLDER PAR/AF)
POWER LIMITATION (FOLDER PAR/PL)
Power limitation – by low pressure probe (Cool and Heat)
ALARMS AND DIAGNOSTICS (FOLDER PAR/AL)
Digital alarms
Analogue alarms
PARAMETERS (PAR)
CONFIGURATION PARAMETERS (CF)
User interface parameters (UI)
Temperature control parameters (tr) – temperature controller
Function mode selection parameters (St)
Internal circuit pump parameters (PI)
Recirculation fan parameters (FI)
Electric heater parameters (HI)
Auxiliary electric heater parameters (HA)
Dynamic setpoint parameters (dS)
Antifreeze parameters with heat pump (AF)
FUNCTIONS (FOLDER FNC)
Manual defrost activation (folder FnC/dEF)
Multi Function Key
Download from reset
Reset alarm log (folder EUr)
MECHANICAL ASSEMBLY
TECHNICAL DATA
Mechanical specifications
DEVICE OPERATION

Uniflair UST500 Instruction Manual Manual pdf 42 page image

UST500 CONTROL BOARD42 06MC0074@00B010014/04/2010For partialized compressors only - Minimum ON step during increase in output (CP08)If there is only one compressor in the installation, the minimum time between the switching on of the compressor and its partialization areobserved (CP08).Minimum ON step during increase in output(CP08)Minimum time between the switching off of more than one compressor (CP06)OFF-OFF timing for more than compressorThe second compressor will switch off, when requested, after the delay (in seconds) set in parameter CP06 Minimum time between theswitching off of more than one compressor – after the first one has switched off.Minimum time between the switching off of more thanone compressor(CP06)156,25126,10299,40-1

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This manual is suitable for:

UST500

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