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Smarty 4X V
User‘s and service technical manual
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Symbols 3
Marking 3
Transportation and storage 3
Unpacking 4
Standard package of components 4
Safety precautions 4
Description 4
Components 5
Operating conditions 5
Maintenance 6
Cover opening 6
Filters maintenance 6
Fans maintenance 6
Heat exchanger maintenance 8
Bypass Dampers and Pre-Heater maintenance 8
Control board maintenance 9
Switching Power Supply maintenance 9
Recommendations for Installation of Unit Functional
Blocks 9
Wiring Diagram 10
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Smarty 4X V connection possibilities 11
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Mounting on wall 14
Mounting on Legs 14
Connection of the unit to electric network 15
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1.1 System modes 17
1.2 System Control 17
1.3 System status 17
1.4 Indications of Functions, Alarms and Warnings 18
1.5 Setting Date and Time 18
1.6 Weekly Schedule 18
1.7 Holiday Schedule 18
1.8 Winter/Summer Mode 18
1.9 “BOOST” Function 19
1.10 Protection against Dryness 19
1.11 Night Cooling Function 19
1.12 Air Filter Timer 19
1.13 Display and Cancellation of Alarms and Warnings
19
1.14 Event Log (History) 20
1.15 System Versions and Running Time 21
1.16 Air Flow Adjustment 21
1.17 PID Controller Adjustment 21
1.18 Manual Control of Components 21
1.19 System Monitoring 21
1.20 Stand-By Mode Blocking 21
1.21 Supply Air Temperature Control and Compensati-
on 21
1.22 Supply Air Temperature Limits 22
1.23 The System Mode Communication with External
Contactor 22
1.24 Fan Speeds from an External System Contactor
22
1.25 Filter Protections 22
1.26 Fire Protection against External System Contac-
tor 22
1.27 CO2Reduction Function (only using additional
extract air CO2sensors) 23
1.28 Changing Passwords 23
1.29 Restoring Factory Defaults 23
1.30 Fan Control 23
1.31 Damper Control 23
1.32 Heat Exchanger Control 24
1.33 Heaters 25
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The principal connection scheme of internal and external
components 29
The principal connection scheme of internal and external
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The principal connection scheme of internal and external
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The principal connection scheme of internal and external
components 32
The principal connection scheme of internal and external
components 33
The principal connection scheme of internal and external
components 34
The principal connection scheme of internal and external
components 35
System protection 36
System protection 36
Recommendations before the start of the unit (before
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Possible faults and troubleshooting 36
Sensors and their technical information 36
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Fire Protection Signal Input (Fire protection input
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Outdoor Air Pre-Heater 41
System mode ir Fan speed switch 41
Supply air CO2or RH (input 0-10VDC) 42
Extract air CO2or RH (input 0-10VDC) 42
Room CO2 transmitter installation recommendation 43
CO2concentration according to Pettenkofer limit 43
Smarty 4X V 1.1 Version - Heater Control 44
Smarty 4X V 1.2 Version - Heater Control 46
Connection of Supply and Extract Air Dampers 48
Connection of Remote Control Panel or ModBus 48
Operation and Alarm Indication (Smarty 4X V 1.1) 48
Fire Place Connection (Smarty 4X V 1.1) 49
LED indication 49
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Smarty 4X V Spare Parts 52
Warranty 53
Unit’s maintenance table 54
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0.084 kW; 0.92 A; 230/50 V/Hz; ~1
0.085 kW; 0.93 A; 230/50 V/Hz; ~1
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0.005 kW; 0.021 A; 24/50 V/Hz; ~-
0.17 kW; 1.87 A; IP-34
TOTAL:
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Preparation for transportation
Warning – pay attention Additional information
585 mm
700 mm
1058 mm
912 mm
585 mm
700 mm
585 mm
700 mm
2120 mm
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Product name
Control board
Type
Heat recovery
Temperature
control
Bypass damper
Pressure sensor
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Integrated pre-
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Optional heating elements
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Not suitable for swimming pools, saunas and other
similar facilities.
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Unplug unit from mains before opening the door (discon-
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of remote control panel functions is provided in the remote
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or according to their testimony timer remote control.
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Be sure the unit is disconnected from power source
before performing any maintenance or repair.
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Prior to handover to the user, the pre-commissioning activities shall be performed to ensure proper operation of the automatic control system of the
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Unit shall be connected to the mains through the cur-
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After complete dismantling of the unit control auto-
mation and its reinstallation, when connecting the
automation connectors, it is necessary to check if the
connector conductors are not damaged or otherwise
broken.
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Exhaust 54 44 45 45 43 35
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110 mm 113 mm
116 mm 170 mm 80 mm
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System status Description
Stand-by mode 6\VWHPRSHUDWHVLQVWDQGE\PRGH
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Functions indications Description
Working indication output Working indication output is activated
Alarm indication output Failure indication output is activated
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Economy mode System operates in Economy mode
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BOOST function activated BOOST function is active
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Closing dampers Dampers are closed
Night cooling Active night cooling
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