User manual Installation and User Guide
Contents
1. Input RH Humidity All plants Input CO2 ppm Carbon dioxide All plants Alarm Status 400 Alarm state bit mask All 0x80 Active 0x03 Nb of alarms Alarm List 1 ID 401 Alami Code AM o Alarm List Dae 402 Alarm Date 5I e AlarmList 1 Time 403 Alrmi Time AM Alarm List 2 ID 404 Alarm2 Code A o AlarmList 2 Date 405 Ss Alarm2 Date AHS Alarm List 2 Time 406 Sf Alarm2 Time Al AlarmList 3 ID 407 Alarm3 Code AM o Alarmlist 8 Date 408 Alam3 Dae 8I armes Time 4s M j Alarm Time o SR RunAct 1000 T1 Actual on off state MEE 0 zu Control ModeAct 1001 As operation mode 0 Off 1 Heat 2 Cool 3 Auto 4 Service OONDARWNM O Control State 1002 Actual control state Off Shift Stop Start Standby Ventilation stop Ventilation Heating Cooling Hot water 10 Legionella 11 Cooling hot water 12 Central heating 13 Defrost All rights reserved Side 5 af 15 R 14 Frost secure x OUTSTANDING INDOOR CLIMATE 15 Service 16 Alarm Control SecInState 1003 Sec Actual time in state Ali pq poU NEN Pp AirTemp lsSummer 1200 Summer state A 1 On Ee e p Set setpoint eem mq mue 0g rol temperature AirTemp TempRoo Actual room temperature T15 EE m or T102. efficienc omforti ee NEN NUEEE NENNEN GNE DisplayLED 1 2000 jUserpanelindicatorlight Allplans DispayLED 2 2000 o Z Alplants Display Text_1_2 2002 ascii Textline 1 character 1 2 Allplans Display Text 3 4 2008 fasci Alplats Display Text 56 2004 fasii Alplats Display Text 7 8 2005 jJasci Alplats Display Attr_1_8 2006 Textlinetflags Allpants Display Text 9 10 2007 ascii Textline2character9 16 Allplan Display Tex 11 12 2008 asci Alplats Display Text 13 14 2009 asci Alplats Display Text_15_16 2010 asci Alplats Display Attr_9_16 2011 Textline2flags Allpants EEENESEGSEN ee All rights reserved Side 6 af 15 5 NILAN x E OUTSTANDING INDOOR CLIMATE Holding registers Name Address Scale Unit Description JUsedto plant type pce IECIT MINNIE Bus Address a a Protocol node address default All plants 30 qu ee eee eee Output AirFlap 100 Air flap PL VPM VGU VP omfort Comforti OutputSmokeFlap 101 Fire Smoke flap PM Comforti poe mp Tum n omforti Lie ell e omforti Output AirCircPump Air heat circulation pump PM Comfort Comforti as Output AirHeatAllo 105 Air heati
3. VPM Comfoti Input Smoke 103 JFie Smokealam JAlpans InputMotorThermo 104 Motor thermo fuse VPM Comfoti Input Frost Overht 105 Heating surface frost overheat omfort Comforti Input AirFlow 106 Airflow monitor guard omfort Comforti Input P_HI 107 High pressure switch Al Plants Input P_LO 108 jLowpressureswtch Notinuse InputBol 109 Hotwaterboiling yVGU VP Compact Input3WayPos 110 S Hot water 3 way valve position Notinuse InputDefrostHG 111 Hotgas defrost type selection Notinuse isi GN I ns RUE al ompact pene m LL p esee ompact Comfort Input TO Controller 200 100 Controller board temperature All planis s o LN MM ompact ompact Comfort omforti M T3 Exhaust en exhaust temperature omfort Comforti Input od MEN 100 Es temperature ompact Comfort omforti Input 15_Cond te 100 PEt taro ELVEN VE Compadt ompact ompact Comfait omforti All rights reserved Side 4 af 15 Input T8 Outdoor Outdoor temperature Input T9 Heater sar Heating surface temperature PL VPM Comfort omforti Input T10_Extern 210 100 External room temperature All plants Input T11 Top Hot water top temperature GU VP Compact Input T16 AUX temperature sacrificial GU VP Compact anode 217 220 reserved 0
4. changed check settings eg after software update 19 FILTER INFO AirFlow Air filter pressure switch or timer 20 LEGIONEL INFO HotWater Legionella Function not executed within the time limit for the allowed number of attempts 21 POWER INFO System Power outage longer than the backup time on clock circuit 22 TAIR INFO AirTemperature Air temperature errors 23 T WATER INFO HotWater DHW temperature errors 24 T HEAT INFO CentralHeat Central heating temperature errors 25 MODEM INFO System Communication error modem only CTS 600 G1 All rights reserved Side 12 af 15 lt NILAN Communication errors VU NRE SAC ee 26 INSTABUS INFO System 27 T1SHORT CRITICAL System Temperature sensor shorted 28 T1OPEN CRITICAL System Temperature sensor disconnected 29 T2SHORT CRITICAL System Temperature sensor shorted 30 T2OPEN CRITICAL System Temperature sensor disconnected 31 T3SHORT CRITICAL System Temperature sensor shorted 32 T3OPEN CRITICAL System Temperature sensor disconnected 33 T4SHORT CRITICAL System Temperature sensor shorted 34 T4OPEN CRITICAL System Temperature sensor disconnected 35 TSSHORT CRITICAL System Temperature sensor shorted 36 T5OPEN CRITICAL System Temperature sensor disconnected 37 T6SHORT CRITICAL System Temperature sensor shorted 38 T6OPEN CRITICAL System Temperature sensor disconnect
5. missing 92 PRESET INFO System Error while writing or reload installer settings PRESET menu All rights reserved Side 13 af 15 4S NILAN u x OUTSTANDING INDOOR CLIMATE i Revision history Version Software Date Description 1 2 00 q 22 04 2009 Initial version 2 2 11 e 11 05 2010 Rearranged User Function data layout Added User Function 2 3 2 12a 03 06 2011 Added Control Preset selections Backup and Restore 4 2 16a 16 02 2012 Added earth tube air intake temperature and fan speed Plan type VPcCoB Alarm Reset and 17 other setpoints from 1101 to 1922 5 2 20 b 16 11 2013 Added reading of input registers as type holding Added preheater and alarm relay outputs Version refers to the protocol data item named Bus Version All rights reserved Side 14 af 15 m OUTSTANDING INDOOR CLIMATE Am UD Connection diagram QOJ 15602 TACININ Relay outputs Vdc Vbat Analog outpu 12V Vb MA2 MAL RE1 RE2 RE3 REA Disable RES relay secure function es une C7 cag N66 MA WNW MA D4 D3 0201 t Digi SAM BA CN15 BH al inputs ERES ge input TITZ BT T5 T6 ll gt 088000 aaaaaa Q e ee 5 12V 5 12V e X V lew Analog inputs ie Option 2 og ee ee ee ee Ea oe RS 485 channels USB o ze A
6. 0 Protocol and controller setup X X X X X Discrete I O 100 Input output bits on off X X X X x Analog I O 200 Input output words X X X X X Time 300 Clock and calendar xX xX x X X Alarm 400 Alarm and message handling xX X X X xX Week program 500 Calendar based programming X X X X X User functions 600 User input function selection X X x X X 700 800 900 Control 1000 System control and status x X x AirFlow 1100 Ventilation control X X X X X AirTemp 1200 Room temperature control X X X X AirBypass 1300 Exchanger bypass control x X AirHeat 1400 Inlet air heater control X X X Compressor 1500 Compressor operation control X xX xX xX Defrost 1600 Defrosting control X X X X X HotWater 1700 Hot water control X X CentHeat 1800 Central water heat control X X EK AirQual 1900 An ET control RH CO2 X X X X X User panel 2000 Display and keyboard X X X PreHeat 2100 Intake air preheat earth tube X X All rights reserved Side 3 af 15 Am x R d OUTSTANDING INDOOR CLIMATE Input registers Name Address Scale Unit Description Used to plant type Bus Version Protocolversion number ______JAll plants ecce eee ee El ascii text pubis ascii text NN VersionReleas m Software version release 2 All HL MN character ascii text ieee Ae e O psscueun O pam Input AirFilter_ 101 jJAirfiteralrm 1 WPM Comfort Comforti_ InputDoorOpen 102 Doorcotat
7. 2 82 Mix 1778 T7910 IT 12VA1 5 eo ee nd Option 1 B1 12 3 4 5 5678 9 123 4586 78 4 5 6 00 50 UOUUDU IEEEEELI QOUUOUUDU SEEREIS EN Q RS485 A RS485 B Shield Wiring only shown for communication Side 15af 15 All rights reserved
8. 3 o 9 ui Control Type Control RunSet y 1000 1001 Control ModeSet 1002 1004 User on off select All plants Off Heat Cool Auto Service User ventilation step select All plants 0 Off 1 4 Step number Control TempSet 1004 User temperature setpoint All plants Control ServiceMod 1005 Service mode select e 0 Off 1 Defrost 2 Flaps 3 Inlet 4 Exhaust 5 Compressor 6 Heating 7 Hot water 8 Central heat Control Preset 1007 Request preset to factory settings 0 Ready 1 Preset 2 Backup to user file 3 Restore from user file AirFlow AirExchMo 1100 Air exchange mode de 0 Energy 1 Comfort 2 ComfortWater AirFlow CoolVent 1101 Step Cooling high ventilation step PL VPM VP Compact omfort Comforti AirTemp CoolSet 1200 C Cooling temperature setpoint PL VPM VP Compact select omfort Comforti Control VentSet 1003 NEN re Machine type select o not use o D 5 7 All rights reserved Side 9 af 15 h A OUTSTANDING INDOOR CLIMATE ceca E um omfort Comforti wee s qe neemmewer E aeeoo Win omfort Comforti AirTemp TempMax 1204 Inlet temp max winter PL VPM Comfort Win omforti AirTemp TempSum 1205 Summer winter limit PL VPM VP Compact mer omfort Comforti o Ooo G C C C a ae HotWater TempSet 1700 pd Top temperature setpoint GU VP Compact _T11 HotWater TempSet 1701 Bottom temperature setpoin
9. Installation and User Guide CYS 602 by Nilan Modbus Version 2 00 08 05 2014 Software version 2 20 gt OUTSTANDING INDOOR CLIMATE Am R N EF OUTSTANDING INDOOR CLIMATE The following information describes how to connect to Nilan CTS 602 controls by means of a RS485 connection Table of Contents OTN SUN 1 RED 2 i2 jene ce ae a a A E Sec asa cen hee E A E E aE 2 oupported TUCllOfis issiria ea nare Rec abeo ten ribs REE raa deans eae 2 lisi a 1 60 RENE 3 ae eges 3 INPUT i e I ENERO E 4 Holding EE IT EN m 7 Communication example uci dier mera repete enne ered be YR Rer residues eee 11 hic pL 12 See specification and user manual for each plant for a further description of alarms 12 Revisi n FSU serit ti Soto bibo D t aeu Metu CU Pe MM Mua eM cc pM Ea 14 Connection diagt an NENNT 15 All rights reserved Side 1 af 15 R h d OUTSTANDING INDOOR CLIMATE Connection The Modbus is connected to PIN 2 3 6 on CN7 placed next to the USB port of the printed circuit board COM2 RS 485 A User panel COM RS 485 B User panel Setup Protocol Modbus RTU mode see http Awww modbus org specs php Node address Default 30 Address is selectable between 1 and 247 To be changed SERVICE Menu CTS 602 is a Modbus slave 19 200 Databits Sd Stopbits
10. Max 255 bytes The communication speed and parameter can not be changed Supported functions Input and holding registers are supported All registers are 16 bit size The controller will respond to the below listed Modbus message functions only Please note that no other function codes are supported Function Name sd Description Read Input Registers Read one or more input registers Preset Multiple Registers Write one or more holding registers All rights reserved Side 2 af 15 ww NILAN Register layout Register addresses are specified as decimal numerals Input registers are placed in the address area 30001 39999 Holding registers are placed in the address area 40001 49999 NOTE In the following tables the register addresses applied in the MODBUS messages are without the global offset This means that if you read input register 100 with function code 04 you will get the global address 30101 NOTE All input registers can also be read as type holding register with function code 03 by adding the offset value 10000 to the register address No writes will be accepted in this range Register groups The protocol data is grouped into the following address ranges with 100 registers in each group This applies to both input and holding register types Name Address Description VPM VPL VP VGU COMF Device 00
11. an s Time Hour_ 302 hh Hor Alplants All plants E E Time Month All plants All plants rs a Isl Eoo Alarm Reset Clear one specific alarm code or All plants all 0 No command 1 99 reserved internal commands 101 199 Clear alarm display code 1 99 255 Clear all alarms Hr lu Program Select Week program nb select None Program 1 Program 2 Program 3 Erase Borr er he function active See All plants Act UserFuncSet Program UserFunc User function select All plants Set 0 None 1 Extend Inlet Exhaust External heater offset Ventilate Program UserTime ica A Min User function period All plants Set Program UserVent Step User function ventilation All plants Set 0 Off 1 4 Step number petens Extend function only Program UserOffsS I User function All plants et temperature Offset function p User2Fun STE as user function 1 above PL VGU VP Compact cAct omfort All rights reserved Side 8 af 15 lt p NILAN OUTSTANDING INDOOR CLIMATE Program User2Fun 611 cSet Program User2Tim 612 eSet Program User2Vent 613 Set Program User2Tem 614 pSet Program User2Offs Set S lt Q c lt U Q o 3 o D 9 omfort PL VGU VP Compact omfort omfort UO T F r io lt OQ Cl ue lt lt U y O O o o zl os o o o 2 Q omfort 615 omfort UO U o ag 3 3 a o o C lt U QO O
12. cription of alarms Code Text Type Subsystem Function 0 NONE NONE System No alarm 1 HARDWAR CRITICAL System Electrical faults eg Ur circuit E 2 TIMEOUT CRITICAL System A WARNING has been critically 3 FIRE CRITICAL AirFlow Fire thermostat 4 PRESSURE CRITICAL Compressor High or low pressure pressure switch HS 5 DOOR CRITICAL AirFlow Inspection door open SC 6 DEFROST INFO Defrost Defrosting time exceeded compressor 7 FROST CRITICAL AirTemperature Plants without T9 sensor Water coil freeze thermostat triggered Systems with T9 sensor Water surface could not reach 20 C within 6 min 8 FROST CRITICAL AirTemperature Only plants with T9 sensor SC Water coil freeze thermostat triggered 9 OVERTEMP INFO SC CentralHeat Kettle over temperature TMax 10 C 10 OVERHEAT INFO SC AirHeat Electric reheating overheating 11 AIRFLOW INFO SC AirHeat Electric reheating lack of air flow 12 THERMO CRITICAL AirFlow Ventilation Motor thermal switch 13 BOILING CRITICAL HotWater DHW Water boiling 14 SENSOR CRITICAL AirTemperature Elected steered sensor is defect 15 ROOM LOW CRITICAL AirFlow Room temperature below the set minimum Winter protection reduced ventilation is without effect 16 SOFTWARE INFO System Program startup main loop 17 WATCHDO INFO System Program execution errors G 18 CONFIG INFO System Database content
13. dr 1 byte 0x04 Function code 1 byte 0x1000 Start addr 2 bytes 0x000e Quantity 2 bytes 0x75a4 CRC 2 bytes Response 0x0b Addr 1 byte 0x04 Function code 1 byte Ox1c NB bytes of data 1 byte Oxffff Value1 2 bytes 0x0000 Value2 2 bytes 0x0950 Value3 2 bytes 0x08b0 Value4 2 bytes 0xe4a8 Value5 2 bytes 0x0014 Value6 2 bytes 0x000b Value7 2 bytes 0x0001 Value8 2 bytes 0x08e1 Value9 2 bytes 0x08f1 Value10 2 bytes Oxffff Value 1 2 bytes 0x000f Value12 2 bytes 0x0002 Value13 2 bytes Oxfff3 Value14 2 bytes Ox9f8e CRC 2 bytes Request 0b03200000018f60 Response 0b030200002045 Request Holding register 0x0b Slave addr 1 byte 0x03 Function code 1 byte 0x2000 Address 2 bytes 0x0001 Quantity 2 bytes Ox8f60 CRC 2 bytes Response 0x0b Slave addr 1 byte 0x03 Function code 1 byte 0x02 Quantity 1 byte 0x0000 Value 2 bytes 0x2045 CRC 2 bytes All rights reserved R h EF OUTSTANDING INDOOR CLIMATE Side 11 af 15 4B NILAN Alarm list h EF OUTSTANDING INDOOR CLIMATE Alarms are divided into these categories INFO Information can be confirmed with the same WARNING Warning may become critical if the problem are not corrected CRITICAL Critically operation is stopped until the fault is corrected and the alarm is acknowledged RS SC Restart automatic restart when errors are OK if selected by menu Self clearing when receipted pending state again is OK See specification and user manual for each plant for a further des
14. ed 39 T7SHORT CRITICAL System Temperature sensor shorted 40 T7OPEN CRITICAL System Temperature sensor disconnected 41 T8SHORT CRITICAL System Temperature sensor shorted 42 T8OPEN CRITICAL System Temperature sensor disconnected 43 T9SHORT CRITICAL System Temperature sensor shorted 44 T9OPEN CRITICAL System Temperature sensor disconnected 45 T10SHORT CRITICAL System Temperature sensor shorted 46 T10OPEN CRITICAL System Temperature sensor disconnected 47 T11SHORT CRITICAL System Temperature sensor shorted 48 T11OPEN CRITICAL System Temperature sensor disconnected 49 T12SHORT CRITICAL System Temperature sensor shorted 50 T12OPEN CRITICAL System Temperature sensor disconnected 51 T13SHOHRT CRITICAL System Temperature sensor shorted 52 T13OPEN CRITICAL System Temperature sensor disconnected 53 T14SHORT CRITICAL System Temperature sensor shorted 54 T14OPEN CRITICAL System Temperature sensor disconnected 55 T15SHORT CRITICAL System Temperature sensor shorted 56 T15OPEN CRITICAL System Temperature sensor disconnected 57 T16SHORT CRITICAL System Temperature sensor shorted 58 T16OPEN CRITICAL System Temperature sensor disconnected 70 ANODE INFO SC HotWater DHW tank anode corroded and needs replacing The alarm is deactivated by lice or disconnection 71 EXCH INFO INFO Defrost Defrost time exceeded exchanger 90 SLAVE IO CRITICAL System not relevant for the CTS 602 SC 91 OPT IO INFO SC System Options Module
15. ng selected PL VPM Compact w omfort Comfortit NEN po de MPM Comfoi O 1 MPM Comfoi Output Compressor 109 PL VPM VGU VP ompact Compressor 2 Not in use 4 way valve PL VPM VGU ompact MPM _ O PM Hot water 3 way valve Not in use Output Compressor m mu Output HotgasHeat E od EK circulation pump GU VP EN e EN e d Output HotgasCool 113 OutputCondOpen 114 OutputCondClose 115 OutputWaterHeat 116 Output 3WayValve 117 Output CenCircPu 118 mp Output CenHeat 1 119 1 l O Eo Output CenHeat 2 E EK heater relays GU VP Output CenHeat 3 P GP MGU PP External radiator heat omfort ser function active All plants PL VGU VP Compact omfort U Defrost function active All plants Output CenHeatExt Output UserFunc Output UserFunc 2 124 Output Defrosting Ooo S y Output ExhaustSpe 200 ed Output InletSpeed 0 Output AirHeatCap Ooo o T NN omfort Comforti omfort Comforti All rights reserved Side 7 af 15 h p OUTSTANDING INDOOR CLIMATE S CenHeatCa m TE Central heater capacity GU VP STA CprCap ee Compresor capacity PL VPM VGU VP ompact OutputEarthSpeed 205 100 Earthtubeairintakefan speed WPcCoB_ pp Time Second 300 ss Second Alpans Time Minute 301 fnn Minte Alp
16. t GU VP Compact _T12 Ee NENNEN ee NRI CentralHeat HeatEx 1800 C External heating offset from PL VP Compact tm 180 S reom temperature serpant VeetoB es T S gI4SV AirQual RH_VentLo 1910 Step AirQual RH_VentLo 1910 Step JAll plants creme 190 S0 Rumaty iow wamer step seee 0S AirQual RH_VentHi 1911 Step Humidity high step select All plants AirQual RH LimLo 1912 Humidity limit for low ventilation AirQual RH TimeO 1913 Humidity max time on high All plants ut ventilation Po ee S y OOo es i G AirQual CO2 Vent 1920 ER ee CO2 high step select All plants Hi min AirQual CO2 LimL 1921 ELE CO2 limit for normal ventilation All plants o AirQual CO2 LimHi 1922 ppm CO2 limit for high ventilation All plants ee oo o Display KeyCode 2000 User panel keypress All plants Combined value with one bit for each key 0x01 0x02 0x04 0x08 0x10 0x20 ON AirTemp TempMax 1203 Inlet temp max summer PL VPM Comfort Sum omforti All rights reserved Side 10 af 15 Communication example The sample shown below is a general Modbus communication example and is not specific for this device Request 0b041000000e75a4 Response 0b041cffff 0000095008b0e4a38001 400060001 08e108f1ffff 0DOfO002fff39f8e Request Input register 0x0b Slave ad
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