HL8002-MD Series Network Thermostat User Manual
Contents
1. HaiLin 7 HL8002 MD Series Network Thermostat User Manual HL8002 MD Series Network thermostats are available for individual room temperature control in reside ntial industrial an d busin ess premis es Suita ble for 2 pip e F an Coil configur ation Network control is available MODBUS HL8002 MD adopts digital control techn ology with large LCD display It shows the follo wing items working states cool heat or ventilation the speed of fan coil room temperature set point There are following keys on the panel On Off 1 Exchange mode cool heat or ventilation M timer Select fan speed high medium low or auto 4 set point temperature A and Y HalLin MODEL DENOMINATIONS e HL80020 O O MD T Clock Sleep and timing on off Blank is invalid R IR remote function Blank is invalid Remote controller should be ordered additionally L Backlight available Blank is invalid E Auto Restart Blank is invalid Y Control damper to open or close DA Co ntrol Motorized Va lve for 2 wire N C F CU va lve and 3 sp eed fan W hen the temperatur e reaches t he set point it will close the Motorized Valve with the fan still running DB Co ntrol Motorized Va Ive for 2 wire N C F CU valve and 3 sp eed fan W hen the temperatur e reaches t he set point it will close both of the Motorized Valve and Fan BASIC FEATU2. press A or W to adjust hour to OO AUTO RESTART Option When the thermostat is at ON status for one minute if power cut it will return back to running automatically with the status how it is one minute ago after power coming back When the thermostat is at OFF status for one minute if power cut it will keep OFF status after power coming back DEFROST LOW TEMPERATURE PROTECTION Description when the thermostat turns of f and the room temperat ure islo werthan5 C it willbeturnedo n automatically in heating mode with showing under HL8002DA MD DB MD models the system will be in heat mode and fan runs in hi gh speed Under HL800 2Y MD model the motori zed damper will be o pen The thermostat will turn off w hen room temperature is higher than 7 C Set low temperature protection Turn off the thermostat press M and hold for 3 seconds it will display OO or 01 press A or Y key to adjust OO ind icates low temperature protection invalid 01 indicates low temperature protection function valid The default is OO ALARM When Communication doesn t work normally the screen will display WIRING DIAGRAMS HL8002DA MD DB MD HL8002Y MD AC85 260V 50 60Hz NL AC85 260V 50 60Hz N L RS485 4800 bps 4800 bps MOUNTING 3 As per wiring diagram 4 Put th eco nnected 5 Putthe
3. confirm the codes set The codes range from 1 to 32 FUNCTIONS ASSOCIATED WITH TIMER ARE IN THE FOLLOWING T Clock calibration Press till to display hh mm and mm flash press A or Y to adjust minute press hh 7 19 flash press A or Y to adjust hour Press week flash press A or Y to adjust Mon to Sun Sleep function setting Press till to display J and flash press A to confirm press Y to cancel Timer on Timer off Press till to display and TIMER ON and all flash and also mm flash press A or Y to adjust minute press hh flash press A or Y to adjust hour Press till to display and TIMER OFF and all flash and also mm flash press A or Y to adjust minute press hh flash press A or Y to adjust hour Canceling timer on Canceling timer off Press till to displ ay and T IMER ON and all flas h and also mm flash press A or Y to adjust minute to 00 press hh flash press A or Y to adjust hour to 00 Press till to display and TIMER OFF and all flash and also mm flash press A or Y to adjust min ute to 00 press hh flash
4. RES STATUS DISPLAY Room temperature setting 5 Working Status Cool Heat Ventilation G Manual or Auto 3 speed changeover 5 Fan Speeds Low amp Medium High and Defrost low temperature protection Auto Auto Restart Option Room temperature display Temperature setting display Clock week display Clock Sleep and Timer Option my mh m IR remote control Option Blue Backlight Option RS485 Interface MODBUS SPECIFICATIONS Sensing element NT C Rated Power lt 2 W Accuracy 1C Wirings Screw in terminals each terminal capable of Set point range 5 C to 35 C accepting 2 x 1 5 mm or 1 x 2 5 mm wires Display range O 50 C Housing ABS PC Flame Retardant Operation environment 0 45 C Dimensions 86 x 86 x 13mm WxHxD Operating Humidity 5 90 RH non condensing Hole pitch 60 mm Standard Power supply AC 85 260V 50 60Hz Protection Class IP30 Switch current rating Resistive 2A Inductive 1A Display LCD OPERATION On Off Press L to turn on press 1 again to turn off thermostat and its output Setting temperature Press V to reduce set point press A to raise set point and 1 C cha nged once Mode Selection Press M to change system workin
5. cover w ith 30 panel put the s crewdriver connect it w ith t erminals thermostat o nto th e ba ck Pane e th en fix the 3 5mm in tothe bl ock fixed by the screwdriver panel in the wall then fixit 6 push the places of the 4mma longth e bevel with the two screws in the two dow n cli ps fix the Prize up open the clips packing box cover andf inisht he installation Note Be sure to connect all the wires as per the wiring diagrams and keep it away from water mud and other material so as to prevent the unit being spoiled P age 2 of 2
6. g in cooling 2 heating 7 or ventilation G mode the related icon will flash and it will be confirmed automatically after 5 seconds The ventilation function is invalid for HL8002Y MD F an Spe ed Selecti on H L8002DA MD DB MD Press f to chan ge fan sp eed among HIY Med Low or Auto Under auto fan speed the fan speed will be changed automatically Auto LOW speed When the difference between room temperature and set point exceed 1 C Auto MED speed When exceed 2 C Auto Hl speed When exceed 3 C Control Da mper HL8002Y MD The damper will be open when 1 room temperature is hig her than set point in cooling 2 room temperature is lower than set point in heating Otherwise the damper will be closed Control Motorize d Valve under 2 p ipe configurati on HL8002DA MD DB MD If the differenc e bet ween ro om temperature and set point exceed 1 C FCU valve will be open if room temper ature and set point are equal HL 8002DA MD will close the FCU valve with the fan still running HL8002DB MD will close the FCU valve and Fan both P age 1 of 2 HaiLin HaiLin Controls CODE SETTING Turn off the thermostat simultan eously press M and for three seconds til to display XX C RT disappears then press XX C disappears automat ically temporality press Y and A to number thema nd the s ystem will automatically
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