Evco EVJD900N2VW Applications Manual Download Page 70

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EVCO S.p.A.

EV3 HRV & EVD HRV

| Application manual ver. 1.0a | Code 1443DHRVE104

page 70 of 74

EV3K11

none

EVJ LCD none

Dry contact digital inputs (5 VDC, 1.5 mA)

Power supply: none

Protection: none

Minimum ON time for fast inputs to detect the pulse: 2.5 ms

Analogue outputs:

EV3 HRV

2 for 0-10 V/PWM/phase cutting

EVD HRV

EV3K11

none

EVJ LCD none

Analogue outputs 0-10 V (max. 10 mA)

Minimum load impedence:1 K

Ω

Resolution:

0.01 V

Protection: none

Phase cutting analogue outputs

Output:

10 VDC, max. 10 mA

Frequency: synchronised with that of the power supply

Pulse duration:

500 µs

Shift:

20... 90%

Protection: none

PWM analogue outputs

Output:

10 VDC, max. 10 mA

Frequency:

10... 2 KHz

Duty:

5... 95%

Protection: none

Frequency analogue outputs

Output:

10 VDC, max. 10 mA

Frequency:

10 Hz ... 255 Hz

Duty:

50%

Protection: none

Digital outputs:

EV3 HRV

Up to 6 outputs:

- 4 SPST relays, 3 A res. @ 250 VAC

- 1 200 mA triac res. @ 250 VAC at 25°C (77°F)

- 1 2 A triac res. @ 250 VAC at 25°C (77°F)

EVD HRV

Up to 5 outputs:

- 2 SPST relays, 3 A res. @ 250 VAC

- 1 SPST relay, 8 A res. @ 250 VAC

- 1 SPST relay, 12 A res. @ 250 VAC

- 1 open collector, 12 VDC, max. 40 mA

EV3K11

none

EVJ LCD none

Type 1 or Type 2 Actions

EV3 HRV

Type 1

EVD HRV

EV3K11

Not applicable

EVJ LCD Not applicable

Additional features of Type

EV3 HRV C

Summary of Contents for EVJD900N2VW

Page 1: ...HRV Application manual ver 1 0a Code 1443DHRVE104 page 1 of 74 EV3 HRV EVD HRV Controllers for mechanical ventilation units for air renewal and heat recovery Application manual ver 1 0a February 2020 ENGLISH Code 1443DHRVE104 ...

Page 2: ...ety devices Disposal The devices must be disposed of according to local regulations governing the collection of electrical and electronic waste In accordance with the Declaration of Conformity to the EU R TTE Directive model EVJ LCD with a built in Bluetooth low energy sensor may be used in the following nations Austria Belgium Cyprus the Czech Republic Denmark Estonia Finland France Germany Greec...

Page 3: ...mple of EV3 HRV electrical connection 20 5 2 Example of EVD HRV electrical connection 21 5 3 Example 1 of EV3K11 electrical connection 22 5 4 Example of EVJ LCD electrical connection 23 5 4 1 Models for wall mounting 23 5 4 2 Models for wall mounting with back slot for in wall box 25 5 5 Description of connectors 26 5 5 1 Description of connectors for EV3 HRV 26 5 5 2 Description of connectors for...

Page 4: ...External air damper 50 10 4 Regulating the recovery heat exchanger 50 10 4 1 Defrosting cross flow or rotary recovery heat exchanger 51 10 5 Regulating the mixing chamber damper 51 10 6 Temperature regulation 52 10 6 1 Treatment coils 52 10 6 2 Winter pre heating Hot Start 53 10 6 3 Off band mode activation 53 10 7 Regulating the compressor 53 10 7 1 Defrosting the refrigeration circuit 54 10 8 Co...

Page 5: ... EVcontrol APP for iOS and Android platforms transforming your smartphone or tablet into a state of the art remote control Fully protected by a white list your mobile device becomes a handy tool for adjusting the function mode heating cooling temperature and humidity set points fan speed and timer settings Any alarm events are displayed in real time and can be sent directly to your assistance cent...

Page 6: ...BUS port clock EVD HRV EVD934BM9MF EV3K11 EV3K11X0CT EVJ LCD Purchasing codes Installation mode Power supply External analogue inputs Digital inputs Incorporated temperature humidity sensor Incorporated Bluetooth Low Energy sensor EVJD900N2VW wall mounted 12 VAC DC 1 no no no EVJD900N2VWTX 1 1 no no EVJD900N2VWIV 1 no yes EVJD920N2VW 1 no yes no EVJD920N2VWIV 1 no yes EVJD902N9VP ewall mounted wit...

Page 7: ...alled the Down key 4 increase key subsequently also called the Up key 5 setting key subsequently also called the Set key 6 Micro switch for the termination resistor for the RS 485 MODBUS line 7 seal 8 edge connector joint for cabling electro mechanical relay digital outputs for future reference digital outputs DO1 DO4 9 male Micro Fit connector for cabling for power analogue inputs digital inputs ...

Page 8: ...ollector digital output for future reference the digital output OC1 2 micro switch for the termination resistor for the RS 485 MODBUS line 3 plug in screw terminal block male only for cabling for the RS 485 MODBUS port 4 plug in screw terminal block male only for cabling for the INTRABUS port 5 plug in screw terminal block male only for cabling for the digital outputs with electro mechanical relay...

Page 9: ...2 mm format The table below describes each part of the EV3K11 Part Description 1 display 2 on off key subsequently also called the on stand by key 3 decrease key subsequently also called the Down key 4 increase key subsequently also called the Up key 5 setting key subsequently also called the Set key 6 seal 7 male female plug in screw terminal block for cabling for the power supply and the INTRABU...

Page 10: ...alled the on stand by key 3 left key subsequently also called the Left key 4 increase key subsequently also called the Up key 5 decrease key subsequently also called the Down key 6 right key subsequently also called the Right key 7 setting key subsequently also called the Set key 8 screw terminal block for cabling for the power supply and the INTRABUS port 9 unused 10 unused 11 screw terminal bloc...

Page 11: ...m inches To be installed on a panel with the snap in brackets provided The thickness of the panel on which EV3 HRV is to be installed must be between 0 8 and 2 0 mm 0 031 and 0 078 in 3 2 Measurements and installation of EVD HRV The picture below shows the measurements of EVD HRV 4 DIN modules measurements are expressed in mm inches Installation is on a DIN rail 35 0 x 7 5 mm 1 377 x 0 295 in or 3...

Page 12: ... a screwdriver loosen the DIN rail clip as shown in the pictures below 3 4 To re install the EVD first press the DIN rail clip fully in 3 3 Measurements and installation of EV3K11 The pictures below show the measurements of EV3K11 measurements are expressed in mm inches To be installed on a panel with the snap in brackets provided The thickness of the panel on which the EV3K11 is to be installed m...

Page 13: ...measurements are expressed in mm inches To be installed on a wall with fixing screws and plugs or in a 502E or 503E built in box with fixing screws 3 4 2 Models for wall mounting with back slot for flush mounting box The pictures below show the measurements of EVJ LCD measurements are expressed in mm inches To be installed on a wall with fixing screws and plugs or in a 502E or 503E built in box wi...

Page 14: ...IONS Do not install the devices close to heat sources heaters hot air ducts etc equipment with a strong magnetic field large diffusers etc in places subject to direct sunlight rain damp excessive dust mechanical vibrations or shocks In compliance with safety regulations the devices must be installed properly to ensure adequate protection from contact with electrical parts All protective parts must...

Page 15: ...d value to be edited and confirmed enter function up From the home page a short press gives access to the quick settings menu for enabling time bands and holidays A short press in the menus allows the user to scroll through the list or to increase the value of the variable to be modified by a set amount if in editing mode down From the home page a long press allows the machine s operating mode to ...

Page 16: ...er display provided the If the machine is switched on the upper display shows the value of the room probe if the regulation is either in follow e supply probe if being used for the regulation or the thermostat input status if one of the The lower display shows the current alarm or a choice of the time humidity operating temperature setpoint external tempe speed or fan pressure capacity differentia...

Page 17: ...ctive Fan mode ON if fans are in automatic regulation mode CO limitation forced air ventilation otherwise it is OFF Fan speed indicates the speed at which the fans are operating Unit of measurement of the value shown on the display when the variable displayed is a temperature in C C59 Unit of measurement of the value shown on the display when the variable displayed is a measure of humidity Unit of...

Page 18: ... setpoint in the quick menus otherwise it is OFF Holiday ON if holiday time band regulation is used or when setting holiday parameters in the quick menus otherwise it is OFF Settings ON if the device is not in primary view OFF during normal functioning Alarm ON if an alarm is in progress OFF if no alarm is in progress Communication not available on EVD HRV flashing if communication through the INT...

Page 19: ...the quick menu for setting time bands Not used Not used Not used 4 3 LED EVD HRV The table below describes the 5 EVD HRV signalling LEDs along the side LED Colour Description ON GREEN Hardware LED on if the device is powered up RUN GREEN RUN LED ON if the controller is switched on OFF if the controller is switched off stand by RED Alarm LED ON if an alarm is in progress OFF if no alarm is in progr...

Page 20: ...EVCO S p A EV3 HRV EVD HRV Application manual ver 1 0a Code 1443DHRVE104 page 20 of 74 5 ELECTRICAL CONNECTION 5 1 Example of EV3 HRV electrical connection ...

Page 21: ...EVCO S p A EV3 HRV EVD HRV Application manual ver 1 0a Code 1443DHRVE104 page 21 of 74 5 2 Example of EVD HRV electrical connection ...

Page 22: ...not supply another device with the same transformer The maximum permitted length for connection cables of the INTRABUS port is 30 m 98 4 ft Example 2 of electrical connection EV3K11 is powered by a device N B Make sure that the current supplied by the controller is within the limits stated in the TECHNICAL SPECIFICATIONS section The maximum permitted length for connection cables of the INTRABUS po...

Page 23: ...sformer N B Do not supply another device with the same transformer The maximum permitted length for connection cables of the INTRABUS port is 30 m 98 4 ft Example 2 of electrical connection EVJ LCD is powered by a device N B Make sure that the current supplied by the controller is within the limits stated in the TECHNICAL SPECIFICATIONS section The maximum permitted length for connection cables of...

Page 24: ...ransformer N B Do not supply another device with the same transformer the INTRABUS RS 485 serial interface EVIF22ISX is required The maximum permitted length for connection cables of the RS 485 port is 1 000 m 3 280 ft The table below describes the EVIF22ISX connectors Port Part Meaning INTRABUS 1 12 V 2 signal INTRABUS port 3 reference GND INTRABUS port RS 485 4 reference GND RS 485 port 5 negati...

Page 25: ...EVD HRV Application manual ver 1 0a Code 1443DHRVE104 page 25 of 74 5 4 2 Models for wall mounting with back slot for in wall box N B The maximum permitted length for connection cables of the INTRABUS port is 30 m 98 4 ft ...

Page 26: ...al output DO4 3 A SPST normally open 3 relay digital output DO3 3 A SPST normally open 4 relay digital output DO2 3 A SPST normally open 5 relay digital output DO1 3 A SPST normally open Connector 2 Part Description 1 Analogue input IN6 2 Analogue input IN1 3 Analogue input IN7 4 Analogue input IN2 5 Dry contact digital input pulse input IN8 6 Analogue input IN3 7 Dry contact digital input pulse i...

Page 27: ...18 EV3 HRV power supply 12 VAC Connector 3 Part Description 1 Positive signal RS 485 MODBUS port 2 Negative signal RS 485 MODBUS port 3 Reference GND Connector 4 Part Description 1 Triac TK1 output common 2 Triac TK1 output 200 mA normally open Connector 5 Part Description 1 Triac TK2 output common 2 Triac TK2 output 2 A normally open ...

Page 28: ...y open 2 relay digital output DO3 and D04 common 3 relay digital output DO3 and D04 common 4 relay digital output DO4 8 A SPDT normally open 5 relay digital output DO4 8 A SPST normally closed 7 EVD HRV power supply 115 230 VAC insulated 8 EVD HRV power supply 115 230 VAC insulated Connector 3 Part Description 1 Analogue output AO2 2 Analogue output AO1 3 Reference GND 4 Dry contact analogue digit...

Page 29: ...egative signal RS 485 MODBUS port 3 Positive signal RS 485 MODBUS port Connector 5 Part Description 1 INTRABUS port reference GND 2 INTRABUS port signal 3 12 VDC output 5 5 3 Description of EV3K11 connectors The picture below shows the layout of the EV3K11 connectors The table below describes the EV3K11 connectors Connector 1 Part Description 1 EV3K11 12 VAC DC power supply if EV3K11 is fed by DC ...

Page 30: ...0N2VWTX 2 INTRABUS port signal signal A in the model with RS 485 port with INTRABUS communication protocol purchasing code EVJD900N2VWTX 3 EVJ LCD 12 VAC DC power supply if EVJ LCD is fed by DC power connect the negative pole 4 EVJ LCD 12 VAC DC power supply if EVJ LCD is fed by DC power connect the positive pole 5 unused 6 unused 5 5 4 2 Models for wall mounting with back slot for in wall box The...

Page 31: ...sed 7 unused 8 unused 9 INTRABUS port signal 10 INTRABUS port reference GND 5 6 Termination resistor for the RS 485 MODBUS line To terminate the RS 485 MODBUS line of the EV3 HRV place micro switch 1 in position ON Do not touch micro switch 2 To terminate the RS 485 line of the EVD HRV place micro switch 1 in position ON ...

Page 32: ...re doing any type of maintenance The devices must be fed by power of the same phase as that feeding any module with a phase cutting command signal If TRIAC digital outputs are used it is advisable to connect a noise filter do not touch the heat sink because it may reach very high temperatures Connect the devices to the RS 485 network using a screened cable with a twisted pair for the signal and an...

Page 33: ...fication label Index Time bands tb t Setpoint SP P Configuration CnF C Defrosting dEF d Alarm ALM A Inputs outputs IO I Hr Shows the operating hours HCP compressor operating hours HFA fan operating hours HUn unit operating hours Press the SET key for about 3 seconds to reset the operating hours to zero if at least the service level password has been entered This operation cancels any alarms relati...

Page 34: ...able is shown on the upper display while the value is shown on the lower display The icons help identify the value displayed Whether or not these setpoints are visible depends on how the visibility levels of parameters P01 to P17 have been set Label Description tHC Temperature setpoint Heating mode comfort setting tCC Temperature setpoint Cooling mode comfort setting tHE Temperature setpoint Heati...

Page 35: ...FF enable manual mode On enable time bands HoLi pressing SET allows settings to be made relating to holidays by pressing the SET key again existing values can be amended and then confirmed typ Hou set a holiday of a number of hours dAy set a holiday of a number of days day Hou set the number of holiday hours days desired Mod HOFF the machine is switched off during the holiday period H ON the machi...

Page 36: ...ng mode or even automatically through the keypad and by the supervisor Each long press of the DOWN key changes the operating mode in the sequence COOL HEAT AUTO 7 2 Selecting the time band mode The setpoints for temperature for opening the mixing chamber damper and for the fan speed are set based on parameter t01 and the current time The temporary setpoints for temperature fan speed and mixing cha...

Page 37: ... chamber damper setpoint N B If there is a clock error the manual mode is activated 7 2 3 Holiday mode t01 2 or 3 If a temporary suspension of the time band operating mode is required clock enabled and not incorrect the Holiday mode can be activated consisting of a set period starting when this is activated and ending at a particular date and time The holiday mode can be activated for a few hours ...

Page 38: ... 2 type A t05 3 U 0 4 Band 2 type A mode t06 64 U 0 00 23 45 15 min Start time band 3 type A t07 2 U 0 4 Band 3 type A mode t08 84 U 0 00 23 45 15 min Start time band 4 type A t09 4 U 0 4 Band 4 type A mode t10 28 U 0 00 23 45 15 min Start time band 1 type B t11 2 U 0 4 Band 1 type B mode t12 40 U 0 00 23 45 15 min Start time band 2 type B t13 3 U 0 4 Band 2 type B mode t14 64 U 0 00 23 45 15 min ...

Page 39: ...5 Fan speed setpoint manual setting P13 100 U C06 C05 Fan speed setpoint digital input setting P14 40 U C08 C07 Damper opening setpoint comfort setting P15 30 U C08 C07 Damper opening setpoint economy setting P16 20 U C08 C07 Damper opening setpoint night setting P17 40 U C08 C07 Damper opening setpoint manual setting CNF Configuration Parameters C01 30 0 S P01 100 0 C F Maximum Temperature Setpoi...

Page 40: ...t coil type 0 Cooling 1 Heating 2 Reversible C31 20 M 0 100 s Heater activation period in PWM C32 10 0 M 0 0 10 0 V PWM output voltage active C33 90 M 0 255 s Three point Water Valve 1 Running Time C34 20 M 1 100 Maximum Number of three point Water Valve Closures for Re synchronisation C35 0 M 100 100 Difference between Supply and Suction C36 0 M 0 255 s Fan OFF time for bypass damper C37 2 0 S 0 ...

Page 41: ...ntrol in constant pressure C59 0 S 0 1 Temperature Measurement Unit 0 Celsius C 1 Fahrenheit F C60 0 M 0 1 Enable external air limitation function 0 OFF 1 ON C61 2 S 0 3 MODBUS baud rate 0 2400 1 4800 2 9600 3 19200 C62 2 S 0 2 MODBUS parity 0 None 1 Odd 2 Even C63 0 S 0 1 MODBUS stop bits 0 1 stop bit 1 2 stop bit C64 90 M 0 255 s Three point Water Valve 2 Running Time C65 1 0 S 10 0 100 0 C F Pr...

Page 42: ...on A08 10 M 0 255 s Flow switch alarm reset delay from flow switch input deactivation A09 3 M 0 255 Number of flow switch alarms per hour A10 60 M 0 255 s External air damper running time A11 105 M 0 255 C F High discharge temperature setpoint A12 15 0 M 0 0 25 5 C F High discharge temperature alarm hysteresis A13 60 M 0 255 s Water temperature congruence alarm time A14 60 M 0 255 s Antifreeze ala...

Page 43: ... M 0 5 AO2 analogue output function configuration I36 0 M 0 1 TK1 EV3 OC EVD analogue output function configuration I37 0 M 0 1 TK2 analogue output function configuration I38 2 M 0 4 AO1 analogue output type configuration I39 2 M 0 4 AO2 analogue output type configuration I40 100 M 1 200 Hz 10 PWM Output Frequency 8 2 Configuring inputs All the inputs can be configured by entering the appropriate ...

Page 44: ... OFF 9 Operating mode changeover 10 Coil water antifreeze 11 Heater thermal switch 12 Thermostat request 13 Dehumidifier request 14 External air damper open limit switch 15 External air damper closed limit switch 16 Forced ventilation 17 Dirt filters 18 Heat pump status 19 Fire alarm 20 unused 21 unused 22 Supply fan tachometer 23 Return fan tachometer 100 Room probe 101 Supply probe 102 External ...

Page 45: ...alue I38 I39 Description 0 Disabled or DO 1 Phase cutting 2 0 10 V 3 PWM 4 Frequency The choice of the output type influences the unit of measurement frequency outputs are measured in Hz whereas phase cutting power and PWM outputs are measured in If the heaters are driven by a solid state relay low frequency PWM and live voltage can also be regulated and can be configured between 0 and 10 V by par...

Page 46: ... configured as 0 10 V and the other as PWM or as a frequency The table below outlines the permitted O and prohibited X configurations I38 I39 0 1 2 3 4 0 O O O O O 1 O O O O O 2 O O O X X 3 O O X O X 4 O O X X X 8 3 3 Configuring AO function Parameters I34 and I35 determine the function of the analogue outputs in accordance with the following table Parameter value I34 I35 Description 0 Disabled 1 ...

Page 47: ...arameters configuring the function assigned to each digital output consist of an absolute value indicating the function and a sign showing its polarity Negative Normally closed NC Positive Normally open NO The value 0 indicates that no function is associated with the digital output Configuring DO Absolute value of parameters I26 I33 Description 0 Disabled 1 Supply fan 2 Return fan 3 Compressor 4 R...

Page 48: ...fault even stop bit from parameter C63 default 1 MODBUS SLAVE communications protocol node from parameter C22 default 1 The MODBUS RS 485 serial port can be used to communicate with a supervision system or a personal computer The document MODBUS IMPLEMENTATION TABLE document code 1463DHRV104 describes the resources of the devices accessible via the RS 485 serial port The document is available on t...

Page 49: ... 10 2 Activating free heating cooling This mode is activated if the room probe and external probe are activated and not in alarm If the external temperature is favourable this inhibits the recovery heat exchanger bypass or deactivation so as to use the external air to improve the room comfort If the controller detects favourable conditions with a differential between the external and internal temp...

Page 50: ...set by parameters I15 and I16 which define the value of the output relative to the minimum and maximum value respectively of the input If the CO2 sensor is configured and not in alarm mode regulation is based on this sensor as described in the relevant paragraphs If the humidifier in heating C45 is enabled and the humidity sensor is configured and not in alarm mode or if the dehumidifier request d...

Page 51: ...ing into account any balancing of the C35 speeds which is always valid if the need for defrosting persists the speed of both fans will be reduced in parallel down to the minimum permitted speed C06 If however the expulsion temperature falls below the critical value d11 the rotary recovery heat exchanger stops or the bypass damper for the cross flow recovery heat exchanger opens The fan speeds grad...

Page 52: ...tted into the room The purpose of th the recovery heat exchanger is to guarantee that the ideal temperature is maintained in the air The first coil can be hot cold or reversible according to parameter C30 The second coil can only be hot and can be used as ngle heating source in the winter cycle if the first coil is cold only and as post heating in the summer cycle The second heating level in the w...

Page 53: ... fan so as to speed up the return of the regulation temperature into the band The mode is deactivated if the room temperature comes close to the active regulation setpoint returning within the normal active regulation band C37 in heating C38 in cooling as shown in the diagrams N B If the FC FH is enabled the function is inhibited 10 7 Regulating the compressor The controller can manage an ON OFF c...

Page 54: ... below When the compressor is active and the value detected by the probe located on the coil falls below d02 a counte reaches a value of d03 the defrost cycle is activated If during counting the temperature returns to above d02 or if the comp switched off the count is suspended If during counting the temperature detected by the probe falls below the value d08 defrosting is When the defrost cycle s...

Page 55: ...tion For environments that are also humid in winter swimming pools for example it is possible to use the extremely low humidity of the external air to reduce the internal humidity In this situation regulation takes place by acting on the mixing chamber damper and on the fan speed if the dehumidifier is enabled in heating mode C45 and the Humidity probe is configured and not in alarm mode or the De...

Page 56: ...t their maximum power In this situation external air limitation comes into play and by reducing the quantity of external air it limits this problem This function helps to maintain the room temperature even in very difficult environmental conditions When the regulation temperature is outside the neutral zone with heating cooling resources at 100 the external air limitation function first closes the...

Page 57: ...ital input DI 9 OFF from time band TB 10 External air limitation 11 Constant pressure 12 Constant capacity 13 OFF Defrosting 14 ON Defrosting 15 15 Post ventilation S07 U Supply Fan Speed S08 U Return Fan Speed S09 S 0 100 Mixing chamber damper regulation setpoint S10 S Mixing chamber damper operating mode 0 Disabled 1 Normal 2 CO2 3 Humidity 4 Free cooling heating 5 OFF 6 External air limitation ...

Page 58: ... 1 Follow on regulation 2 Regulation on room temperature 3 Regulation on supply temperature 4 Forced by DI S24 S C F Regulation probe S25 S C F Temperature setpoint in use S26 S First coil type 0 Not available 1 Thermodynamic 2 3 point water 3 Modulating water 4 ON OFF water 5 2 step electric 6 Modulating electric 7 ON OFF electric 255 Not configured S27 S 2nd coil type 0 Not available 1 2 3 point...

Page 59: ...S36 S Defrost phase 0 Not in defrost 1 Defrost 1 input 2 Defrost 2 input 3 Defrosting 4 Defrost output 5 Pre drip 6 Dripping S37 S s Defrost time S38 S min Delay between defrosts S39 S s 10 Safety time S40 S Compressor in alarm mode 0 OFF 1 ON Oth Other S41 S 0 0 h 10 Compressor operating hours S42 S 0 0 h 10 Fan Operating Hours S43 S 0 0 h 10 Unit operating hours S44 S Expansion resources used S4...

Page 60: ... EA Cumulative probe alarm Indicates that one or more of the probes is in alarm mode Non configured analogue inputs do not cause alarms Automatic alarm Main results the functions linked to the probes in alarm mode are inhibited AL04 ACoM Communication alarm AL05 AFro Antifreeze alarm The alarm is activated when the value of one of the configured water probes is lower than the value A15 or if the C...

Page 61: ...ched off AL11 AtC Compressor thermal switch alarm The alarm is activated if the input configured as compressor thermal switch is active It is deactivated if the input is inactive Manual alarm Main results the compressor is switched off AL12 AdS Compressor discharge high temperature alarm The alarm signal is activated if the value of the probe configured as compressor discharge rises above the A11 ...

Page 62: ... water probe temperature is lower higher than the temperature setpoint value after a period equal to A13 seconds from when the water valve is opened and for a period of A13 seconds from when the condition occurs It is deactivated when the temperature remains above the setpoint C37 2 setpoint C38 2 for a period of A13 x 10 It reverts to manual reset if the number of alarm events in an hour exceeds ...

Page 63: ...6 EA07 EA08 EA09 Probe alarms on devices from EA1 to EA07 T H probes of the EA08 and EA09 displays respectively The alarm is activated in the following situations when a probe short circuits or is interrupted if the upper or lower limits set for a probe are exceeded Non configured analogue inputs do not cause alarms Automatic alarm Main results regulation involving faulty probes is interrupted ...

Page 64: ...connect the controller from the mains see the relative instruction sheet 3 Connect the device to the INTRABUS port of the controller as shown in the section ELECTRICAL CONNECTION or connect terminal 1 to terminal 12 V connect terminal 2 to terminal data INTRABUS connect terminal 3 to terminal reference GND 4 Power up the controller see the relative instruction sheet The recognizing of the device w...

Page 65: ...wn in the section ELECTRICAL CONNECTION or connect terminal 1 to terminal 12 V connect terminal 2 to terminal data INTRABUS connect terminal 3 to terminal reference GND 4 Power up the controller see the relative instruction sheet The recognizing of the device will be run The recognizing normally takes a few seconds when it is finished the green LED and the red LED will firmly switch on Later the c...

Page 66: ...443DHRVE104 page 66 of 74 13 3 0025100010 drip protector This drip protector shields EV3 HRV and EV3K11 from damp 13 4 CJAV connection kit These kits make it possible to cable EV3 HRV and EVD HRV Device Connection kit purchasing code EV3 HRV CJAV39 EVD HRV CJAV38 ...

Page 67: ... methods for the control device EV3 HRV To be fitted to a panel snap in brackets provided EVD HRV On a DIN rail 35 0 x 7 5 mm 1 377 x 0 295 in or 35 0 x 15 0 mm 1 377 x 0 590 in in a control panel EV3K11 To be fitted to a panel snap in brackets provided EVJ LCD Wall mounted with fixing screws and plugs or in a built in 502E or 503E box with fixing screws Degree of front protection EV3 HRV IP65 EVD...

Page 68: ...ction kit to be ordered separately Operating temperature EV3 HRV from 10 to 55 C from 14 to 131 F EVD HRV from 10 to 55 C from 14 to 131 F EV3K11 from 0 to 55 C from 32 to 131 F EVJ LCD from 0 to 40 C from 32 to 104 F Storage temperature EV3 HRV from 20 to 70 C from 4 to 158 F EVD HRV EV3K11 EVJ LCD Operating humidity EV3 HRV Relative humidity without condensate from 10 to 90 EVD HRV EV3K11 EVJ LC...

Page 69: ...5 C 77 F EVD HRV EV3K11 not available EVJ LCD not available Analogue inputs EV3 HRV 7 inputs 5 for NTC or dry contact probe 2 for NTC 4 20 mA 0 10 V or dry contact probe EVD HRV EV3K11 none EVJ LCD none NTC analogue inputs 10 KΩ 25 C 77 F Sensor type ß3435 Measurement field from 50 to 150 C from 58 to 248 F Precision 0 5 C from 20 to 40 C 1 C from 40 to 120 C 2 C from 50 to 150 C Resolution 0 1 C ...

Page 70: ... that of the power supply Pulse duration 500 µs Shift 20 90 Protection none PWM analogue outputs Output 10 VDC max 10 mA Frequency 10 2 KHz Duty 5 95 Protection none Frequency analogue outputs Output 10 VDC max 10 mA Frequency 10 Hz 255 Hz Duty 50 Protection none Digital outputs EV3 HRV Up to 6 outputs 4 SPST relays 3 A res 250 VAC 1 200 mA triac res 250 VAC at 25 C 77 F 1 2 A triac res 250 VAC at...

Page 71: ...US port optional EVD HRV Up to 2 ports 1 INTRABUS port 1 RS 485 MODBUS port optional EV3K11 1 INTRABUS port EVJ LCD 1 INTRABUS port or RS 485 with INTRABUS communication protocol Alarm buzzer EV3 HRV Built in EVD HRV not available EV3K11 Built in EVJ LCD Built in Built in sensors EV3 HRV none EVD HRV none EV3K11 none EVJ LCD Bluetooth Low Energy optional temperature and humidity optional Built in ...

Page 72: ...EVCO S p A EV3 HRV EVD HRV Application manual ver 1 0a Code 1443DHRVE104 page 72 of 74 ...

Page 73: ...and thus protected by the Italian Intellectual Property Rights Code CPI EVCO imposes an absolute ban on the full or partial reproduction and disclosure of the content other than with the express approval of EVCO The customer manufacturer installer or end user assumes all responsibility for the configuration of the device EVCO accepts no liability for any possible errors in this document and reserv...

Page 74: ...EVCO S p A EV3 HRV EVD HRV Application manual ver 1 0a Code 1443DHRVE104 page 74 of 74 EVCO S p A Via Feltre 81 32036 Sedico Belluno ITALY Tel 0437 8422 Fax 0437 83648 info evco it www evco it ...

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