MTA TAEevo Tech 101 - Page 6

OPERATING AND MAINTENANCE MANUAL
- Table of Contents
TAEevo Tech 015÷802 60 Hz UL
5
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited
EN
ENGLISH
5.7 Phase Monitor .................................................................................................................29
Chapter 6
STARTING..........................................................................................................................................30
Chapter 7
ELECTRONIC CONTROLLER .............................................................................................................32
7.1 User interface ..................................................................................................................32
7.2 Function of buttons .........................................................................................................32
7.2.1 Function of combined buttons ............................................................................................33
7.3 Remote terminal..............................................................................................................33
7.4 Probes key .......................................................................................................................33
7.5 Unit start/stop..................................................................................................................34
7.5.1 Start from the keypad .........................................................................................................34
7.5.2 Start from a digital input ...................................................................................................34
7.6 Setpoint ...........................................................................................................................34
7.6.1 Display the setpoint ...........................................................................................................34
7.6.2 Change the setpoint ...........................................................................................................34
7.7 Dynamic setpoint function..............................................................................................35
7.8 How to display the internal values of a circuit................................................................36
7.9 Functions menu button “Menu”......................................................................................36
7.9.1 CrEn - Enable or disable the single circuit .......................................................................36
7.9.2 COEn - Enable or disable the single compressor ..............................................................37
7.9.3 COSn - Display and reset the number of compressor starts ..............................................37
7.9.4 Hour - Display and reset the running hours of the loads ..................................................37
7.9.5 Cond - Display of percentage / number of condensing steps ............................................38
7.9.6 POEn - ENABLE or DISABLE the operation of a water pump using the key ...................38
7.10 uS - Tank heater probe display........................................................................................38
7.11 Alarms.............................................................................................................................39
7.11.1 Alarms display and reset (ALrM function) ........................................................................39
7.11.2 How to mute the buzzer ......................................................................................................39
7.11.3 General alarms list ............................................................................................................39
7.11.4 Indications table ................................................................................................................41
7.11.5 Probe faulty ........................................................................................................................41
7.11.6 High pressure switch alarm ...............................................................................................41
7.11.7 High pressure switch alarm and/or compressor thermal alarm ........................................42
7.11.8 Low pressure switch alarm ................................................................................................42
7.11.9 High pressure .....................................................................................................................43
7.11.10 Low pressure ......................................................................................................................43
7.11.11 Anti-freeze alarm ...............................................................................................................44
7.11.12 Chiller mode anti-freeze alarm ..........................................................................................44
7.11.13 Level sensor and/or flow meter alarm ...............................................................................44
7.11.14 Compressors thermal alarm ..............................................................................................46
7.11.15 Fan thermal alarm .............................................................................................................46
7.11.16 High condensing pressure unloading indication in chiller mode ......................................47
7.11.17 High condensing pressure recovery disabling indication .................................................47
7.11.18 Evaporator inlet high water temperature unloading indication ........................................48
7.11.19 Evaporator water pump group thermal alarm ..................................................................48
7.11.20 Phase monitor alarm .........................................................................................................49
7.11.21 Compressors maintenance alarm ......................................................................................49
7.11.22 Pumps maintenance alarm .................................................................................................49
7.11.23 EEprom alarm ....................................................................................................................49
7.11.24 Unit configuration alarm ...................................................................................................50
7.12 iCHILL input/output configurations ...............................................................................52
7.12.1 Configuration of analogue inputs PB1 - PB2 – PB5 – PB6 ..............................................52
7.12.2 Configuration of analogue inputs PB3 - PB4 ....................................................................52
7.12.3 Configuration of digital inputs ID1 – ID11 .......................................................................53
7.12.4 Configuration of digital outputs RL1- RL8 ........................................................................54
7.12.5 Configuration of proportional outputs OUT1 and OUT2 (0 – 10 VOLT) .........................55
7.12.6 Configuration of proportional outputs OUT3 and OUT4 (0 – 10 VOLT/PWM) ...............55
7.12.7 Display in programming mode of polarity of digital inputs / outputs ...............................56
7.12.8 Remote terminal alarm ......................................................................................................56
7.12.9 Remote terminal alarm ......................................................................................................56
7.12.10 Alarm relay / open - collector / buzzer notes .....................................................................56
7.12.11 Diagnostic of alarms that switch from automatic to manual .............................................57