Home

iGrow 1200™

1. pueqpeog pueqpeag 1002 U3ptM o3eis so8ei1s 1e2H seS8eis 1009 31x28 03 Aay 49430 Aue ssaig K1g03S H 42312 O3 H31N3 SS JAd 00 9ut3 piou ss uu 0 00 4104 p lqesiq Waly MO 38s xny peiqesip w66 w66 404 MOl9Q J 0 0I w66 404 j 0 O0I swsely d3es du l 9 1sso948y YSOW OT D 0D O4 I e 493u3 p lqeu3 1009 Jews A uO owt ouo san Q0 VST 8 00 8 uo 22404 I3u9A 3440 9pt4429 0 i1uQ awit aug sun2 50 VST 8 O3 V00 8 IV 25 o3 2324004 440 T Ptssaag aBeys LINO deO SE gt LIHG 3sS Z 345009 utu OT 330 ULW utu SO uo xeu Ha 202 t SOO wzo uedo 66 SZ OS SC OTS 0 eh aha taal real vey N 3U9A 1N3A 20 TO 08 OI unHl q J 0 24 0 89 duo woedwey 00 9 2 35 p lqeu3 I autodies 4032e4 00 5314Jeus s8ui339Ss p 5ueApv Butz aes x eqiied suotjzedtunwwo satun wa asks 403S1H 9 93eg 9utj sanduI es3eJqt e5 syndur dn3 s 1943u05 sindino uot3e o dnios spueqpesg dnios soS8eis 2eaH 100 403S 1H 48912 10403u0 Kuet ixny 1 aqutod3os s8ut39eS 1009 yews 3usudinb3 sopita4g9AQ adeqs Kg tiptung Agytptunuog 3uosudinb3 wesdoug porjogourj 3utod3os dn3es uo3isK s SN33H2S DNIWWVHDOUd as Sumpa pjay 123Jas 1051n5
2. 12am 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 Setpt 1 Setpt 2 68 0 F 67 0 F in this Example Setpoint 1 is set to 9 00am with a 30minute Ramp Temp is set as 68 to 72 5 F Setpoint 2 is set to 6 30pm with a 60minute Ramp Temp is set as 67 to 70 5 F Figure 2 1 Example of Setpoints Staging amp Deadbands iGrow1200 Installation Guide Page4 Link4 866 755 5465 Control Strategy Prior to installing and programming the iGrow 1200 it is important to determine an overall strategy to control the environment in the greenhouse The iGrow 1200 is an extremely flexible and powerful device thus additional care and planning are required In order to aid you with the process Link4 has provided several worksheets in the following pages It is assumed that you already possess a general understanding of greenhouse controls If not please review this section carefully It is recommended that you make copies of these sheets before using them They will be useful in the future should your control need change The first worksheet is for temperature and humidity controls It should be completed as thoroughly as possible depending on your needs The second worksheet is for CO2 controls Skip this worksheet if you don t plan on regulating the amount of CO2 in your greenhouse The next 3 worksheets are for Irrigation The iGrow 1200 supports up to 4 different modes of irrigation Please see the Programming Section of t
3. 01 831N3 SN Bu uone o 1xau au o1 JOSIN LX3N SN J anjeA p312 l s uone o ay 9seaJ2ul sn b 4 JOSIN A3tid PSN seuin MOV 24 sse1d sebueu BuluuuueiBoid anes OL NOILLIVOIAVN S6 25 S9 13 0 82 05 95 A FEY CE Cas rea ULW zz unf snieig juauudinb3 ZuL teM Surjziem SuiyteM SuiyteM snjeqs 9qoJg urey snjeqs 355 34311 uonejs 194723 M 202 90 61 20 nl dOE E 3 13N0 unules 4 S 89 LUT urew 0 22 0 89 WHON S002 1u814do5 rO I OO0rIMOi91 u3 03 1 SN33U5S SNLYLS 755 5465 Link4 866 Page45 ide Grow1200 Installation Gu Sensor Status Display CO2 1000 Light 1000 Wind SSE 15 1 70768 Temp2 Temp3 Temp4 Temp5 The Sensor Status Display screen s will show you readings for whichever sensors you have attached Light Current light reading The light sensor is typically installed outdoors with a maximum reading of 2000 Watts meter squared OR in Klux with a maximum of 120Klux Wind This wind speed reading is displayed in miles per hour or kilometers hour along with the wind direction display with one of 8 possible directions N NE E SE S SW W NW Rain The rain detector indication is either Yes there is rain or No there is no rain Temp Probe Number You ca
4. Z OL HOSNAS JHL q31O3NNOO 3A 10A WNIWHAL LNdNI DOWNY H3A3HOIHM HOLVIA OL SONLLL3S 3HVMLJOS JHL LSNPAY ATdWIS S ntH1 SLNANI DOWNY OL GSLOANNOO 38 NVO HOSN3S SIHL oie 0 zbojeuy oi Zdwe 1ujbojeuy due Lenrav sinduj dnjeg OL OD QVdA3 S009 LMOHO IHL ONISN SONILL3S 3HVMLJOS TIVOS OL LON SI DNIMVHC SIHL Z ONIHIM 1 SGNV19 31qqIN OML JHL S3AH3SNOO SIHL 007 MOHD IHL HO 3qIS LH IH NO GNV19 LHOIL H3 LVM JHL H NOYHL S38IM HOSN3S TIY NNY OL Q33N3WINOO3H SI LI SJ LON Figure 4 19 Wiring Bottom Heat Probe Link4 866 755 5465 Page37 iGrow1200 Installation Guide Wiring Sensaphone A Sensaphone is used to notify the user via telephone cell phone or pager whenever the sensors reach the user programmed temperature alarm limits 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is near the controller Run the free end of the cable to the controller unit You may extend the cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the left most watertight fittings at the bot
5. 1 49 SeW uoleinbijuod uoisuedx3 4J91Se N 1291109 est uun uoisuedx3 b J E A 3m83AOW3N q Z WHOMLAN NI p LINN LSV1 NO wad Wn daa 1 uoirsuedx3 J91Se N IS OVIS 3HIM JO V T8 p FAIM GND lt wadWwnf 3018 3A0W33 38IM JOVIS NN JAIM GND NY AJY Figure 4 21 Wiring Serial Network 5465 Link4 866 755 Page41 iGrow1200 Installation Guide Programming your iGrow1200 Before You Begin Programming Before the iGrow 1200 is programmed it is recommended that the following steps are followed Hardware is properly installed and tested with manual switches All toggle switches have been restored back to the OFF state All the templates from Chapter 3 Control Strategies that are relevant to your application are understood and are completely filled out Navigation The iGrow 1200 has a 7 button keypad The behaviors of the keys Used to edit decrement alphanumeric parameters See also Browse Mode Used to edit increment alphanumeric parameters See also Browse Mode Prev Used to move
6. 55 FallbackeSettiRgS un ur m tercia Rta tuc tee tea at ete Ree oe 56 Advanced Settings tp ae etti de pet bae dte app ex t ien deben dn 57 SmarntGool uuo 58 Setpoint Time Period Programming eene eene 58 Programming c ote eer pe Ex cope e betes 60 ONIOEEEGUIDITOL us o cepi ti bo M a or t c oc deas 61 Irrigation Programming 61 Vent Proportional Programming 2 63 G rtaln PROG FANNING ua Canines inn Ente ws Curie Cac es ese ae 65 ue Deed Ero o obe e Dota Ee t Deoa Dias 67 Smart Cool Settings EE ET 69 SeUBOIDEA rITIS 70 eicit eee e 71 iGrow1200 Installation Guide PagelV Link4 866 755 5465 Introduction Welcome to iGrow 12007 Link4 s Intelligent Greenhouse Environmental Controller The iGrow 1200 represents the latest in greenhouse environmental control automation iGrow 1200 enables you to control and integrate a variety of equipment in your greenhouse Your heating cooling venting shading humidity CO lighting misting and irrigation needs are linked together into one flexible easy to use system Link4 can offer reliable service because we are staffed by the designer and engineers that developed the iGrow 1200 In designing the iGrow 1200 it was our purpose to design a cont
7. System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Smart Cool Settings Setpoint Alarms Clear History Temp Setp Alarms 10 0 F above for 99m 10 0 F below for 99m 99m disabled Set Temperature The Setpoint Alarm screen lets you set a high temperature and a low temperature alarm relative to the Set Point For example if your Set Point temperature is 70 degrees and you want the alarm to trigger 10 degrees above this value you will enter the 10 as shown above Time Value iGrow1200 Installation Guide Page70 Link4 866 755 5465 The Time Value that must be met in order to trigger the alarm A value of 99 disables the alarm If the value is zero then the alarm will occur immediately when the temp setting is met Note It is highly recommended you use the optional Link4 Sensaphone to call your user preset phone numbers in case of an alarm being triggered Note If both alarm lights go on this is an indicator that the temperature sensor for inside temperature has malfunctioned Clear History System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Setpoint Alarms Clear History Press lt ENTER gt to clear History Log Press any other key to exit Clear History The Clear History option is made available to erase any previous history log that is undesirable Press Enter to clear history log and then press the Back key to save and exit Resetting the Controll
8. Curtain Programming Shade Control Note This equipment type requires 2 consecutive channels 1 amp 2 3 amp 4 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it In programming your curtain for shading you will first set a close and open time It is during this window of time that you permit or enable the curtain to be controlled for shading purposes 09 10 1 Curt SHADING Close 7 00A Open at 6 00P You have the option of controlling the close and open times based on a fixed time window or a relative time window The latter is relative to the sunrise and sunset times When the cursor is over the at position and you press the or keys you will cycle through the three options SRise SnSet and at 09 10 1 Curt SHADING Close 7 00A Open SnSet 6 00P iGrow1200 Installation Guide Page65 Link4 866 755 5465 When you set the parameters up for the first time as shown in the above screen the close and open times will be adjusted every day thereafter at 2 AM to track the shortening and lengthening of the days Note It does not mean that the Close is exactly at neither the sunrise time nor the Open at exactly at the sunset times You can select any time window What it means is that the daily adjustment is per the change in the sunrise and sunset time amounts When the days get longer the sunrise rise time will be earlier each day and
9. Link4 866 755 5465 Page39 iGrow1200 Installation Guide Expansion Units amp Multi Zone Network m Zonel Zone2 Zone3 Site Master Zone Master Zone Master N x 6 D un A EET s s Expansion Unit 1 Expansion Unit 1 SS LL Soa LI D ul cS E Tcl s Expansion Unit 2 Soo Whether you need to setup multiple zones add expansion units or both creating a network of iGrow1200 V s is simple However there are a few important details to note The cornerstone to connecting multiple Grow1200s together is choosing one unit to be setup as the Site Master The Site Master performs several important tasks e lt Controls all communications within the network e Itis the only unit that can broadcast Weather Station data to other iGrow1200 s e Itis the only iGrow1200 in the network that can be connected to a computer for remote management e It sets the time amp date for all iGrow1200s in the network Wiring Plan for the first installed iGrow1200 to be the Site Master Once all units are installed in their proper locations and all sensors tested you are ready to connect the serial cable Regardless of which units will be Zone Masters or Expansion units all units must be wired together in a serial fashion as shown in figure 4 21 Jumper Settings Make sure to r
10. ONILVH ANY JO WnNWIXVN 39V L10A XVIN OV OE Z aaaNaWWooau 3DnV9 SHIM WRIWIXVIN 9MY8 I3ONVHLS S3LON A11038H00 HOM OL MOOTHALNI HOS G3AOW3H 38 LSNW HiVd 133 00 1H3 1NI JHL suadWnr HLO8 LOVLNOO 490 1831NI V SV THNNVHO HOV3 HO3 uadinr WNINYSL dAON3H AILO3HHOO OL MOOTHALNI uOd GSAOWSY ISN GAMOOTHALNI JHL 40 SuadWnr LOVLNOO V SV GAYIM TANNVHO HOW HOS Yad TVNINH31 YOV1E 3AONWSH NOWWOO 7 LLL y HOLOW MOO AV Tat YANYOSASNVEL OVALS N3dO YHOLOW 7109 Av 13H LINN H3TIOH LNOO H3H1O HO 1IN3A NIVLYND OWA 022 OLL Figure 4 12 Output Wiring Example Dry Interlocked Pair Link4 866 755 5465 Page22 iGrow1200 Installation Guide Input and Sensor Installation The iGrow 1200 utilizes a variety of different sensors In this section you will be shown how to install indoor outdoor temperature and humidity light wind direction and speed rain and CO sensors and a Sensaphone Indoor Air Temperature and Humidity Sensor The iGrow 1200 ships with a temperature humidity sensor in a radiation shield to ensure accurate air temperature readings in direct sunlight The sensor includes a 50 foot sensor cable Normally you will want to hang the sensor near the crop level close t
11. Sd31S 1VH3A3S 31403d OML INYA ANIM SNITTV LSNI 4Bojeuy OL LUIGA OL 13S ANY sinduj dnies OL OD QvdA3 S006 LMOHO IHL ONISN SONILLAS 3HVMLJOS Z ONIHIM 1nd1nO SGNV19 SIGGIN OML 3HL S3AH3SNOO SIHL 007 HO ACIS LHDIY IHL NO LHOIL H3 LVM 3H L HONOYHL S3HIM HOSN3S 11 NNY OL Q3aN3AINOO3H SI LI SALON U Figure 4 15 Wiring Wind Direction and Wind Speed Link4 866 755 5465 Page29 iGrow1200 Installation Guide Rain Sensor Tipping Bucket 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Finda location that is open and free from obstructions 3 Run the free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infi
12. and only applies to curtains in Energy Mode Once a curtain closes for it to reopen due to temperature the new temperature reading must be higher than the close value by Close Value plus the Temp Hysteresis value For example let s say the Hyst Vlaue is 5 F If the curtain closes at 70 F then to reopen it the temperature level must reach 75 F or 70 5 Note Regardless of what causes a curtain to close during energy mode either Light Hyst or Temp Hyst can re open it iGrow1200 Installation Guide Page57 Link4 866 755 5465 SmartCool Factors SmartCool Number 1 Ku Gmax Kd Gmin 20 20 1 5 Smart Cool uses the outside temperature and light data to assist in making intelligent cool staging decisions for the most efficient control of your greenhouse In the first level of screens there is a similarly named panel called Smart Cool Settings SmartCool Factors and Smart Cool Settings panels are related to each other In the Smart Cool Settings panel there are 10 possible settings you can choose from each one determining how aggressively your iGrow will respond to changing weather conditions SmartCool Factors are the detailed settings for each of the 1 10 Smart Cool Settings Note Smart Cool Factors are settings related to how quickly your greenhouse heats up and cools down The iGrow1200 allows you to adjust the Smart Cool Factors but itis NOT RECOMMENDED TO CHANGE THE DEFAULT SETTINGS To use Smart Cool you should only adjust
13. support link4corp com iGrow1200 Installation Guide Page1 Link4 866 755 5465 Terms and Conditions Warranty Link4 warrants that the goods sold under this contract will be free from defects in material and workmanship for a period of 12 months after the date of purchase This warranty will be limited to the repair and replacement of parts and the necessary labor and services required to repair the goods IT IS EXPRESSLY AGREED THAT THIS WARRANTY WILL BE IN LIEU OF ALL WARRANTIES OF FITNESS AND IN LIEU OF THE WARRANTY OF MERCHANTABILITY Moreover any description of the goods contained in this contract is for the sole purpose of identifying them is not part of the basis of the bargain and does not constitute a warranty that the goods will conform to that description The use of any sample or model in connection with this contract is for illustrative purposes only is not part of the basis of the bargain and is not to be construed as a warranty that the goods will conform to the sample or model No affirmation of fact or promise made by Link4 whether or not in this contract will constitute a warranty that the goods will conform to the affirmation or promise Link4 shall not be responsible for replacement s or repair s which become defective from user negligence modification abuse and or any types of improper usage Nonconformance to any of the specifications in the product manual will void the warranty Furthermore our liability to the g
14. 4 9 for an example of a dry contact installation It is also possible to utilize both wet and dry contact installations at the same time Refer to the wet contact section to install a wet setup and refer to the dry contact section to install a dry contact Remember when installing a dry contact to remove the black terminal jumper for each channel wired as dry contact only See Figure 4 10 to view an example of output wiring a combination of wet and dry contacts iGrow1200 Installation Guide Page16 Link4 866 755 5465 SINV19 1HOLL H31VM H3 1LN32 HONOYHL SNIBIM LNdLNO TIY NOA LYHL Q3ON3IAWOO3M SI 9 STVNIW3H L LNdLNO 001 OLNI OvAOZZ 0Z SHIM LON Od S NOWIAOO H3 1SVIN NO ONILLVH LNSHHNO JO IWRIWIXVIN t EINNVHO ONILVH dWV WRIAIXVIA FOVLIOA XVN OvAOE Z d3aNaWwWooau 39nV9 3ulM WNNIXYN 9wv8L Q30NVHLS L SILON LOVLNOO 13M V SV Q3UIM TANNVHO HOV WNINYAL MOVId ASN GION310S HO YOLOW IHNNVHO 1109 AV 3H H3I NHOJSNVH L GION3 OS HO YOLOW AV T3H I3NNVHO ES m GION3 1OS HO YOLOW TSANNVHO AV T3H OWA 088 0 Figure 4 8 Output Wiring Exa
15. Irrigation 01 IrrO1 Irr Mode Scheduled hr mm ss 01 IrrO1 Irr 7 00A 8 00A 12 30P 4 00P Off Off 01 01 Irr SMTWTFS SMTWTFS 1010101 0101010 Scheduled mode allows the iGrow 1200 to turn the Irrigation channel on for a duration equal to OnTime at up to six start times per day Use Off to indicate unused time slot The third screen allows for enabling or disabling scheduled irrigation for an entire day A 1 indicates that irrigation is enabled for that particular day and a 0 means irrigation is disabled for that day Two weeks are given so that the iGrow 1200 can be configured to irrigate every other day In the above example the equipment named Irr01 is scheduled to turn on for 2 minutes every other day of the week at 7a m 8a m 12 30p m and 4p m Note These times are not astronomically adjusted Cycling Irrigation 03 Irr03 Irr Mode Cycle hr mm ss When you select this option you will get the following screen The cycling option is for turning on and off a valve at some repetition rate during a time window As with the other options your first entry is the OnTime for the valve On Time Off Time nT ti LL qo E S a Cycle Time iGrow1200 Installation Guide Page62 Link4 866 755 5465 03 Irr03 Irr Start 09 00A End at 07 00P In the second screen you will set the time window with Start and End times The start and end times can be fixed o
16. Min and Max vent opening for the case with the wind blowing into the vent Windward and similarly for the case where the wind is blowing across or over the vent Leeward The program calculates an average wind speed This is a running average over approximately 5 seconds Once the average wind speed exceeds the Min value the vent begins to close As the wind speed increases and approaches the Max value the vent will go to the full close position The third vent screen is shown below 07 08 V Vent Wind Ovr Hold 2m If Rain MaxOpen 5 The Wind Ovr Hold parameter is the length of time in minutes that the vent will remain in its override position once the wind speed is below the minimum threshold This is to keep short wind gusts from causing the vents to constantly open amp close The Rain MaxOpen percent is the maximum vent position once rain is detected EXAMPLE The wind override has higher priority than rain Suppose the vent is open 50 and it begins to rain From the entry in the above screen the vent will close down to 5 Now assume that the wind picks up and exceeds 30 mph with the wind blowing into the vent The vent will then go to a full close The fourth screen below is for insuring that the vent does not open beyond a preset percentage if the outside temperature is below a user defined threshold 07 08 V Vent LOW OTEMP OVERRIDE Vent MaxOpen 0 If Otemp lt 40 F iGrow1200 Installation Guide Page6
17. SdAV dO LN3HHfIO Q3NISINOO WNWIXV v TANNVHO Yad ONILVWY LN3HHIO dAV AO INTIIWIXVIN TANNVHO ADVLIOA XVI 9VAOE Z Tg3aNaWINOO3H 39f1v9 38IM INDINIXVIN 9MV8E Q3QONVHLS L OVA 0cc OLL OVA 062 OLL SALON YALAdVHO 33 3SV31d ONIYIM LOVLNOO LAM dO NOLLVNIV IdX3 YAHLYNA HOS NINO LOVLNOD Atiq V SV Q3HIM T3NNVHO HOW 3AOWSH GION3 1OS HO GITEN YOLOW HOS AV Tati za L TANNVHO H3NHOJSNVHL OVALS cionsios wo DONNER HO1ON WOO AVTaY ROOM 2 TNNVHO H3WHO4JSNVHL or ONIYIM Atiq S TANNVHO TANNVHO TANNVHO GION310S HO YOLOW HOS AV T3H PY Y GION3 1OS HO YOLOW HOS AV T3H GION310S HO YOLOW HOS AV T3H ahah ONIYIM LAM YAWHOASNVYL OVALS OWA 0cc OLL Figure 4 10 Output Wiring Example Combination Wet and Dry Contact Link4 866 755 5465 Page19 iGrow1200 Installation Guide Hardware Interlock Jumpers Hardware Interlock is a protective mechanical mechanism that prevents two adjacent outputs 1 amp 2 3 amp 4 etc from coming on at the same time It is useful for such equipments such as reversible motors and two speed motors where it is vital t
18. Sensor Link4 866 755 5465 Page31 iGrow1200 Installation Guide Precipitation Sensor Fast Response 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Finda location that is open and free from obstructions 3 Run the free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 16a 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sur
19. You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 19 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the sensor by changing the temperature around it with a fan heating or anything that will change the temperature reading After testing remember to unplug the unit to continue installing other sensors iGrow1200 Installation Guide Page36 Link4 866 755 5465 S eqojg duie v eqojg duie
20. backward from screen to screen in browser mode or to the previous entry in the edit mode Next Used to move forward from screen to screen in browser mode or to the next entry in the edit mode Back Used to move back up one menu level and save any changes that have been made Help Pressing Help will give you hints for whatever page you happen to be on Enter Pressing this key initially goes to the menu screen and after that it is used to enter MENU subsequent highlighted screens See also Browse Mode Note When browsing through the menu highlighted text signifies that it can be modified Use and to NORM 68 0 72 0 Use PREV and change the field NEXT to scroll values eee E through fields and setting values ba ES GS Gy m m Press BACK ENTER MENU to scroll through pages and activate a field three time to save changes iGrow1200 Installation Guide Page42 Link4 866 755 5465 Status Screens and Programming Screens When operating the iGrow1200 you will use Status Screens and Programming Screens Status screens show e Sensor readings Inside Temp Weather Station Temp Probes CO2 e Equipment status e Daily averages etc Programming screens are where you setup and adjust e Equipment e Setpoints e Overrides e Other settings important related to your greenhouse The Navigation Menu Map on the following page shows all the primary screens Status Scr
21. choice is useful for testing and debugging if you just want to force the reading to a particular value The software value can be modified through the Calibration Inputs screen below The Backup Sensor is an optional way to tell the iGrow 1200 which sensor it should default to in the case of a failure on the InTemp temperature sensor Note For the Backup Sensor to be used to must be Enabled See also Fallback Settings below to Enable the Backup Sensor iGrow1200 Installation Guide Page53 Link4 866 755 5465 Calibrate Inputs Calibrate Raw Value Adjust Adj Value Calibrate To calibrate an input you must first select the sensor you want to calibrate Press the or keys to cycle through the various sensors Once you have selected your sensor press enter and it will take you to the adjustment line Raw Value Raw Value is the direct reading from the sensor Using the or keys will add a positive or negative adjustment to the raw reading giving you an adjusted value Adj Value Adj Value is what will be reflected on the front status screen Time Date amp History Time 12 17P Date 04 26 2005 Tue DaylightSavings Yes Log Hist 00 01 h m Time Time adjusts the current time by highlighting the field and pressing either the or keys This will allow you to scroll through the entire 24 hours Date Do the same for the date Press Enter to go from field to field and adjust the correct date Daylight Savings If
22. continuously below the Open below threshold for the selected time in minutes before the curtain will open Energy Control Note This equipment type requires 2 consecutive channels 1 amp 2 3 amp 4 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it Curtains are often used as a thermal blanket during the night We call this energy control On the first screen you set the Close and Open time window As above you have the option of adjusting the Close and Open times for Sunset and Sunrise 09 10 1 Curt ENERGY CONTROL 1 Close at 7 00P Open at 8 00A If you have a light sensor and or an outside temperature sensor you can make the energy blanket subject to certain conditions as shown in the following screen iGrow1200 Installation Guide Page66 Link4 866 755 5465 09 10 1 Curt ENERGY CONTROL 2 Open Above 200W m OR OutT gt 75 F You can set a light threshold and an outside temperature threshold above which the curtain will not close Either of these two parameters will keep the curtain open The final curtain screen has a few more options The first is that you can select a heating or cooling stage above which the curtain will be closed to a maximum For example in the above case the curtain will close to 95 if the stage is at or above Cool 5 09 10 1 Curt Max 95 COOL5 ShockProtect 409F Close Time Olm 005 The next is Sho
23. find several editable fields By default the text Disabled will be highlighted Use the and buttons to change this setting to Site Master Now press the BACK button three times or until you see the Main Status screen to save your changes That is all that s necessary to setup the Site Master Your Site Master is now ready to communicate with you network and PC iGrow to iGrow Link Zone 1 Channels 01 to 12 Use Local Setpoint Zone Master To add a Zone simply set a unit to Zone Master You can set the Zone number and choose to use it s own Local setpoints or the Site Masters Remote setpoints Now press the BACK button three times or until you see the Main Status screen to save your changes e Local setpoints are the setpoints on the Zone Master itself e Remote setpoints are the setpoints of the Site Master Unit iGrow to iGrow Link Zone 2 Channels 01 to 12 Use Local Setpoint iGrow1200 Installation Guide Page55 Link4 866 755 5465 Note Be sure that ZoneMaster Units are set up in sequential order For Example if you have three Zone Masters set their zone numberto be in order i e 2 3 4 DO NOT jump over one such as 2 4 5 The iControl software will not function properly Slave Unit For Slave Units also called Expansion Units set to Slave Unit Then set which zone the unit will be an expansion unit to i e Site Master Zone 1 or some other Zone Master Since each zone can have up to 3 Expan
24. for the end of the day setpoint The adjustment will be made each midnight and so everyday you will see a change in the Start Time Ramp Time The ramp time enables a smooth transition of the target temperatures between the time periods If the ramp time is set to 0 there will be an immediate step transition in the set points from the previous from the current setpoint to the following time period If the ramp time is not zero the ramping begins at the end of the time period see Fig 2 1 for reference Heat and Cool Setpoints The third line is where you enter the heat and the cool setpoints that is the low temperature and the high temperature targets Humidity Setpoints The humidity range is shown on the fourth line If the humidity is below the lower value you enter the humidification stage If humidity is above the higher number you go into the dehumidification stage iGrow1200 Installation Guide Page59 Link4 866 755 5465 Programming Equipment System Setup Setpoint TimePeriod Dehumi di fy Humi di fy Stage Overrides Equipment Overrides Alarm Limits Clear History 01 Namel None This channel has no selected equipment To setup or change equipments press the ENTER MENU button use the and buttons to find Program Equipment selection then press ENTER MENU again You will then see the right screen above To select the output channel that you want to edit press ENTER MENU one more time and the CH01 01 in the up
25. might cast a shadow Run the free end of the sensor cable to the controller unit You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings Connect the wires as shown in Figure 4 17 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the sensor by changing the temperature around it with a fan heating or anything that will change the temperature reading After testing remember to unplug the unit to continue installing other sensors iGrow1200 Installation Guide Page3
26. same goes for the heating stage when the temperature drops below the heating setpoints In Figure 2 1 there is an example with four cooling stages and two heating stages Deadbands If the temperature is below the cool setpoint and rises into the first stage of cooling some cooling equipment will be turned on This may then lower the temperature and bring it into the normal range In order to keep the equipment from oscillating a Deadband is employed when the temperature is between stages In Figure 2 1 the dead band is set at 1 degree so that when the greenhouse is attempting to return to Normal temperature from C4 to C3 the controller will use a deadband of 1 degree to keep the equipment from oscillating off and on Now when the temperature drops below the cool setpoint the system remains in the Cool 1 stage until the temperature drops below the Cool Deadband The concepts that we described for cooling operate in the same manner for heating Setpoint You will be able to use up to 4 setpoints in a 24 hour time period Within each day Setpoints are based on time and temperature to produce an ideal environment By placing setpoints during different times of the day you can regulate the temperature within a range for target temperatures and humidity When a setpoint is in affect at a certain time length the controller will activate the necessary equipment in heating and cool stages to bring the environment back to Norm The same applies when t
27. the channel assignment If not please refer back to the previous section on Control Strategy All cables coming into and out of the iGrow 1200 should go through the 4 liquid tight connectors at the bottom of the enclosure In order to minimize interference it is also recommended that the sensor input wires not be routed through the same connector as the power wires For best results route all sensor wires through the right most liquid tight connector and then move toward the left The power wires and non sensor wires are routed through the left most connector and if needed the next connector over Control Relays amp Contactors TM Your iGrow 1200 has twelve output relays that come set up with wetted contacts The black terminal jumpers come set from the factory so that you can bring in a Master common 24 VAC When wiring this way as wetted the line current on the master common should not exceed 7 amps If you remove a black jumper its associated relay is then wired as a dry contact See Figure 4 8 and Figure 4 9 The board mounted relays are intended as pilot relays For most loads you will want the iGrow 1200 outputs to control a load relay or contactor that is connected to the motor However in some cases such as irrigation valves that are 24 VAC you can drive them directly assuming that you are wiring only one or two valves per relay The maximum run current recommended for each of the iGrow1200 relays is 1 amp There a
28. then the iGrow 1200 will display the Menu selection for the System Setup section of the iGrow 1200 Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Smart Cool Settings Setpoint Alarms Clear History iGrow1200 Installation Guide Page49 Link4 866 755 5465 Setup Deadbands Setup Location Outputs Control Setup Inputs Calibrate Inputs Time Date amp History System Units Communications Fallback Settings Advanced Settings Smart Cool Factors Cool Heating Stages Cool Stages Heat Stages 6 Stage Width 1 0 F On this screen you will select the maximum number of cooling and heating stages that you intend to use The up and down arrow keys are used to increase or decrease the amount of stages for cooling and heating If for example you select 2 heating stages then the remainder of the programming only 2 heating stages will be displayed The third selection is the Stage Width This is the number of degrees between each of your stages sometimes referred to as Stage Separation Typically users select either 1 or 2 degrees Setup Deadbands Cool Deadband 1 0 F Heat Deadband 1 0 F RelHumDeadband 3 Deadband this is sometimes called hysteresis band For cooling it is the number of degrees the temperature needs to drop from the lower boundary of its current stage before it switches to the lower stage Without Deadbands equipment tends to cycle frequently amp constantly cha
29. 4 Link4 866 755 5465 00 1000 066 4equinN Hed zsuegjeueg o LINO 1Snrav sinduj daS OL OD QvdA3 S00 LMOHO IHL ONISN SONILL3S 3HVMLJOS S WAH qaqvHS v NI S LI 41 G3AOHdNWI A11H I1S 38 NYO HOSN3S WNH dWAL HOOGLNO SNITIV1SNI NOILLV2O1 9NISOOHO N3HM p 31VOS OL LON SI DNIMVHG SIHL LNdLNO SGNV19 OML JHL S3AH3SNOO SIHL 0071 MOHD IHL HO aqIS LH IN YY4 IHL NO GNV19 JHOLL H31VM JHL H NOYHL S3HIM HOSN3S TIY NNY OL GAGNANWOOSH SI LI Z SHOSN3S H1O8 A8 Q3HVHS SHV STVNINH31 312 GNV SHOSN3S HOOGLNO HLOS N3HM SILON JIM JLAM 3T IM N33HO IVC MOVIE C O4 da g dd NIC CNIC NI SNIC JNI NIC BENI uem a mi eun i me ad E Figure 4 17 Wiring Outdoor Temp Humidity Sensor Link4 866 755 5465 Page35 iGrow1200 Installation Guide Temp Probes Your iGrow1200 can support up to 5 temperature probes The probes can be connected to any Analog Inputs between 1 to 5 labeled as AIN1 AIN2 AIN3 on the circuit board 1 Open up the front panel to the 90 deg Position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Mount or hang your probes in the desired locations 3 Run the free end of the sensor cable to the controller unit 4
30. 4 Link4 866 755 5465 The Vent MaxOpen is the max that the vent will go open if the Otemp is less than the number of degrees that you enter In any case wind and rain overrides will have precedence In the fifth and final screen the vent can be programmed to go to a minimum opening if the outdoor temperature exceeds a plus or minus value relative to the cool temperature setpoint This override is anticipatory and is particularly useful for the open roof vent configuration or the side roll up vents It is also useful if one wants to minimize the vent movements by just leaving the vent in a fixed position as long as the outside temperature exceeds some offset from the cool setpoint temperature 07 08 V Vent Vent Min Open 99 If Outside Temp gt Cool Setp 3 F The Vent Min Open is the minimum position for the vent when the Otemp exceeds the CoolSetP plus an offset temperature This feature helps improve efficiency by using outside air to cool the greenhouse rather than fans or Pads As with the previous screen wind and rain overrides will have precedence EXAMPLE Suppose you have an open roof vent and you want to it go to its maximum position when the outside temperature is 3 degrees below the cool setpoint which during the day is 70 degrees You will then enter 99 for the Min Open value and 3 for the offset value Once the outside temperature exceeds 67 degrees the roof vent will in this example go to 99 or full open
31. 65 Mounting the iGrow 1200 1 First find a secure location to mount the iGrow 1200 controller The area should be away from direct sunlight condensing humidity rain and extreme temperatures It should be mounted in an easily accessible location at the user s eye level Since the iGrow 1200 is equipped with a hinged door and a hinged access panel for easy service and installation make sure there is adequate workspace The recommended area is as diagrammed in Figure 4 1 Recommended Work Clearance For adequate tool access door and panel opening Power Socket 110 220V 50 60 Hz 0 35A Wire length is 5 ft Figure 4 1 Mounting Clearance for iGrow1200 The iGrow 1200 comes with a 12V DC wall mount power supply Make sure there is a power outlet within approximately 6 feet It is recommended that the outlet is not switched and is on a circuit that is independent of any noisy high power equipment The use of a sealed outlet is recommended if the power output is exposed to moisture There are 4 mounting feet on the backside of the iGrow 1200 For shipping reasons they have been rotated inward so they don t protrude from the sides of the iGrow 1200 Using the Drill with 2 Phillips drive loosen the four feet and re align them outward Gently but firmly retighten the screws holding the feet in place The brass inserts can strip out so be careful to not over tighten Next you will want to identify what ty
32. LED MODE OUTPUTS EQUIPMENT ON TIME START TIME hh mm ss hh mm FEFP E E aa BEE EEE H For more information on Schedule mode irrigation see the Irrigation portion of this manual Figure 3 3 Schedule Mode Worksheet for Irrigation iGrow1200 Installation Guide Page7 Link4 866 755 5465 Installation Content Inspection It s always a good idea to check to make sure your iGrow1200 came with all items listed below Additional accessories such as outside temperature sensor light sensor wind and rain sensors and CO2 monitors can be purchased and added at any time Make sure you have all items all associated hardware and necessary tools before you begin installation If there is any visible damage or missing parts please contact our customer service at support Link4corp com or 1 866 755 LINK or fax us at 714 558 9782 iGrow 1200 unit 12 VDC external Power Supply Temp Humidity Sensor with 50ft cable 4 pcs 3 8 Drive Hex Head Self Drilling Screws 8 pcs 1 4 Washers 4 pcs 1 4 20 x 1 Hex Bolts 4 pcs 1 4 20 Hex Nut 1pc small screwdriver for tightening wire terminals co Oy grec mc Recommended Tools Drill 3 8 socket drive drill bit with 3 extender Adjustable Wrench 1 8 high speed steel drill bit 7 16 socket drive with 3 extender Level optional Pencil nNOooRom iGrow1200 Installation Guide Page8 Link4 866 755 54
33. SAOT1O4d SV aaulivd 38 AINO NVO SN4901W83 LNI 9 S VNIWHB3 L LNdLNO 00v MOHD OLNI 2 022 021 SHIM LON OG S NOWINOO H3 1SVIN NO LNSYHNO JO WRIWIXVIA r JANNVHO ONILVH LNSYYNO dO WRIAIXVIN HOV L1OA XVIN SVA0E Z aaaNaWiWooau SONY SHIM WAWIXV 9MY8 I30NVHLS SALON A1LO3HHOO OL MOOTHALNI HOS 38 LSNW YIYd 35190 183 1NI JHL suadWnr HLO8 LOVLNOO 490 1H31NI V SV THNNVHO HOV3 HO3 uadinr TvNINH31 dAON3H 10 1 LAM V SV TANNVHO HOV3 HOS t3dWnr TVNINH31 ASN 3SO19 YOLOW 1109 AV13u H3WdO4dSNVH1 NOWWOS N3dO 1 1109 Av 13H LINN H3TIOH LNOO YAHLO HO LINIA NIVLYND OWA 022 011 Figure 4 11 Output Wiring Example Wet Interlocked Pair Link4 866 755 5465 Page21 iGrow1200 Installation Guide SINV19 1HOIL H31VM H3 LN32 HONOYHL NNY SI ONIHIM LAdLNO LYHL G30N3IWIWOOGH SI Z 18010 SY LSNW ANY dO YAGINNN N3dO sv aaulM 38 LSNN ANY 40 YJAWNN ado ZI LL dO 01 6 8 2 9 6 r Z L SAOT10O4d SV aaulvd 38 A TINO NVO S490 183 ANI 9 SIVNINH31 LNdLNO 007 MOHD OLNI 2 022 021 3HIM LON OG S NOWINOO H3 1S VIN NO ONILVH LNSYHNO 40 W INWIXVN r TANNVHO
34. ads of the power supply The RED lead is the 12V power and the BLACK lead is the GND ground Route the power lead through the left most liquid tight connector Remember not to plug in the power supply at this time Locate the DC Input Power terminal along the left edge of the PCB See Figure 4 6 and Figure 4 7 Connect the Ground lead BLACK to the GND terminal using a 0 screwdriver Make sure that when screwing to make it a snug fit Be careful not to over tighten the connection Do the same and connect the 12V power lead RED to the 12 V terminal using a 0 flat drive screwdriver Now if you want you can plug in the power to navigate through the iGrow 1200 or you can continue to install different outputs or inputs but if you continue remember to keep the power supply unplugged 10 Power supply must be plugged into a water resistant outlet that is sourced from a clean 120V 60Hz circuit iGrow1200 Installation Guide Page14 Link4 866 755 5465 2 aS Su Ke RU io re x o 2 5 2 ny c 9 G NY A Figure 4 7 Wiring the Power Supply iGrow1200 Installation Guide Page15 Link4 866 755 5465 Output Installation The general installation strategy for this section is to install the output equipment in the greenhouse first and then the inputs to keep the cables organized in the iGrow 1200 It is assumed that at this point you have already planned
35. and 30 seconds Vent Proportional Programming Note This equipment type requires 2 consecutive output channels 1 amp 2 3 amp 4 etc The first channel odd numbered must be wired to OPEN the vent and the other even numbered to CLOSE it 07 08 V Vent N C1 C2 C3 C4 C5 C6 10 20 40 80 40 0 0 Open Time Olm 35s iGrow1200 Installation Guide Page63 Link4 866 755 5465 The vent opening is defined in percentage terms where 0 is vent closed and 99 is where the vent is fully open NORM is the normal stage when neither heating nor cooling is usually required C1 is the lowest stage of cooling and C6 is the highest or maximum cooling stage Enter your desired vent opening percentage for each of the stages The Open Time is the time in minutes and seconds that it takes for the vent to go from its full closed to full open position or vice versa Note to determine the vent open time turn manual toggle switch on and using a clock or stopwatch time the vent as it goes from its closed to open position 07 08 V Vent Dir N Min Max Windwd 15 30mph Leewd 15 40mph Wind Overrides Wind overrides limits are important for safe and effective vent operation Of course a weather station or Link4 anemometer must already be installed to use this feature First you have to set Dir which is the direction that the vent faces when open You have eight choices N NE E SE S SW W NW Next you will need to set a
36. ck Protection In the morning when the curtain is scheduled to open and it is cold above the curtain it may not be desirable to open the curtain all at once This option lets you select an outside temperature below that the curtain will open in four steps It will open 5 and then pause for five minutes It will do this for four times and then open to 0 without stopping If the system does not have an outdoor temperature sensor this option is not enabled The final item is Close Time This is the time in minutes and seconds it takes for the curtain to go from its full open position to its full close position Just as with the vents this is an important entry since it establishes the run time for the curtain so that it will go correctly to the close positions that you program Dehumidify Humidify System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Alarm Limits DH1 DH2 DHLT H 1 1 0 0 Heat 0 1 Vent1 5 15 00 00 iGrow1200 Installation Guide Page67 Link4 866 755 5465 DH Max On 05 min Min Off 10 min Heat Boost 2 5 F DHLT lt 35 0 F OutT When you select the dehumidify humidify option it takes you to a screen that lets you program the equipment you want to use in each of the four humidity override states See upper right figure above The four states are DH1is engaged when the zone s humidity reading is immediately above the High humidity setpoint In the example Fan1 will go on and Ve
37. decisions for the most efficient control of your greenhouse The 1 10 Smart Cool setting is a thermal efficiency rating that your iGrow1200 uses to determine how quickly your greenhouse heats up and cools down Knowing these parameters the iGrow1200 can predict how aggressively it should cool your greenhouse Enable Disable Pressing the key when the upper right hand field is highlighted toggles you between the Enable and Disable Smart Cool option If you toggle to the Enable option your greenhouse will now function under Smart Cool Smart Cool Setting 1 to 10 Your next step is to set the thermal efficiency of your greenhouse The aggressiveness that you select will need to match the type of greenhouse that you are controlling For example the temperature can change very rapidly in a small glass greenhouse However the reverse might be true for a large poly house with a shading system To get it right may take some experimenting or tuning When you look at the historical data you can see what kind of changes you need to make to get a better response So select a number from 1 to 10 with 1 being the least aggressive and 10 the most aggressive use of Smart Cool The default number is 6 which should be a good starting point Use the or buttons to adjust this number Important Smart cool can be used whether or not you have an outside light and temperature sensor However it will function most efficiently if you have b
38. e made through the 4 liquid tight connectors at the bottom of the iGrow 1200 since the glands compress around the cables to form a watertight seal Making any additional holes in the top sides or back of the enclosure can result in water condensation inside the unit causing damage to the controller Failure to install to Link4 s specification will void the warranty In preparation for the control wiring you should decide the iGrow 1200 output assignments and control strategy For more information on output assignment and control strategies please refer to the Control Strategy section and the appropriate worksheets for this manual iGrow1200 Installation Guide Page13 Link4 866 755 5465 Power Supply Installation 1 If you want to navigate through the iGrow 1200 to see some of the features and to familiarize yourself with how it works begin by installing the power supply Make sure the power supply is NOT plugged while installing any other outputs or inputs Begin the power installation by measuring the distance between where the iGrow 1200 is mounted and the power socket There needs to be about 6 feet between the two If the power supply is too short then use a power extension cord Make sure all 12 manual toggle switches are in the OFF position center Lower the front panel to the 90 deg position by using the tucked away front panel support cable See figure 4 5 Take the open end the two stripped and tinned le
39. e the sensor works properly and accurately Make sure you test the precipitation sensor by sprinkinling some water on it as though it were raining to see if it senses rain After testing remember to unplug the unit to continue installing other sensors iGrow1200 Installation Guide Page32 Link4 866 755 5465 OL E HITE WIRE uud e g Nid OL EET mM OL UI OL Tem GOTT Be sab OARS jm 2 _OWAP M HOSN3S NIVY 3GISNI SNIHIA zulqa OL Uey 13S sinduj daS OL OD QVdA3 S006 LMOHO IHL ONISN SONILLAS 3HVALJOS OL LON SI DNIMVHG SIHL 2 ONIBIM LNd NO SGNV19 OML IHL S3AH3SNOO SIHL 007 MOHD IHL HO 3015 JHOIY 3HL NO QNY19 LHDLL H31VM JHL H NOYHL SSHIM HOSN3S TIY NNY OL GAGNAWWOOSY SI LI SALON Figure 4 16a Wiring Precipitation Sensor Link4 866 755 5465 Page33 iGrow1200 Installation Guide Outdoor Air Temperature sensor Instead of a weather station you may simply be mounting an outdoor air temperature sensor 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is open and free from obstructions such as anything that
40. eens Welcome Screen Upon power up or a hardware reset see Reset Controller for more information the iGrow 1200 will briefly display the Welcome screen below After 5 seconds the iGrow 1200 will automatically display the Main Status Screen Welcome to the iGrow 1200 V1 03 20 Copyright 2008 iGrow1200 Installation Guide Page43 Link4 866 755 5465 Main Status Screen COOL2 SetPt 72 0 InT 75 0 F RelHum OutT 95 3 F 42 dhl 12 34P Sat 07 05 08 The main status screen displays the current status of your greenhouse zone The numbers shown are only sample numbers and will differ for each user but a description for each display will be explained Note Use the NEXT and BACK buttons to scroll through Status Screens Cool 2 This is the current temperature stage It can go from Cool 6 to Normal to Heat 6 SetPt This is the current setpoint for cooling or if it s in a heat stage it will be the heat setpoint For the Normal stage both the lower and upper setpoints are shown respectively Note A sign after the SetPt reading 72 0 indicates Heat Boost condition Please refer to the Dehumidification Humidification section for a description on Heat Boost InT This is the current indoor temperature reading from the indoor temperature sensor OutT This is the current outdoor temperature reading if you have an outdoor temperature sensor RelHum This is the current humidity reading in the zone dh1 Thi
41. ehumidification state will end and the equipment will return to normal temperature control The Heat Boost is another means of reducing the humidity You can automatically increase the setpoint by the amount entered This adjustment is subject to the On Off cycling If you want to turn off the dehum cycling then just set the Min Off to 0 The final entry is the DHLT outside temperature below which the low temp dehum stage is enabled From the example when the outside temperature is less than 35 F the exhaust fan will be turned off and Vent1 will go to a minimum of 5 open Temp Stage Enable HEAT 1 enabled H1 H2 H3 H4 H5 H6 JC SE TELE EST The last screen in the Dehumidify Humidify menu allows the Dehumidification Humidification overrides to be disabled in a particular temperature stage By default the overrides are enabled in all temperature stages This is indicated by a 1 below the designated temperature stage Changing the 1 to a 0 will disable the Dehumidification Humidification overrides in that particular stage iGrow1200 Installation Guide Page68 Link4 866 755 5465 Smart Cool Settings System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Setpoint Alarms Clear History Smart Cool Enter a number from 1 to 10 6 10 Most Aggressive What is Smart Cool It is an innovative program that uses the outside temperature and light data to assist in making intelligent cool staging
42. elll Link4 866 755 5465 Programming your iGrow1200 42 Before You Begin Programming r rsssssssssssa 42 Navigatio u a ce ccm 42 Status Screens and Programming Screens 43 pS fe UR eee al ho EA e E 43 Welcome Screen E ee 43 Copyright 2007 5 oisi e adlata M eite tlaiiedetat TE 43 Main Status Screen tpud eden dere dte ech deed ed reae 44 Equipment Statusi aeaa a CAL ANC DA AE CUL LM EL LE 47 Yesterday s Averages 48 Programming Seres eta ette 49 Begin Proorarmlrlit uu 49 System Setup installation settings ra 49 Cool Heating Asi Aa do oa I ona es ee ea ee aa ees aa ek 50 Set p DEAGW INOS ie 50 Setup i petet ec 51 Outputs Control 51 Setup Inputs sensor 53 GCallbrate Inplls 54 TIME Date amp CE Cmm 54 55 Communications Network Programming
43. ement to the 400 to 700 nanometer band where photosynthesis takes place PAR Whichever type you ve chosen the installation only varies slightly 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Finda location that is open and free from obstructions for the sensor to be expose to light from all necessary angles 3 Run the free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings a Connectthe wires as shown in Figure 4 14a for Solar and Figure 4 14b for Quantum light Sensor 7 After installing the senso
44. emove the blue jumper on the Site Master and any following controllers except for the last controller in the serial network chain On the last unit of the network chain the blue jumper must remain installed or the network won t function properly If you re only connecting two iGrow1200s together remove the jumper from the first Site Master unit and leave it installed on the second unit Programming The last step in setting up the network is programming each unit to be a Site Master Zone Master or Slave Slave units are also called Expansion units Zone Masters and Slaves also need to know which data to pull down from the network such as weather station temp probes and zone setpoints For instructions on how to do this please refer to COMMUNICATIONS Network Programming section of this manual iGrow1200 Installation Guide Page40 Link4 866 755 5465 Sum poni N SARIS z SARIS 1 4J91S N N nun n nn oon X oooh z J91SP N 1 IS ric Dt Ono f e es Z L dares 39452 suoneuanbijuo5 uoisuedx3 1o1se N 129440 5U Ajaedoud 10 8U JY 1Uu A 4d uoneanbijuos 9 0q UMOUS S e Ul SQOt LMOID PaxJOMJoU 129UUO2 0 Ee1u95s9 SI 3 AEG ae aS AAA A on Aono cnni 9A es
45. er Hard Reset If your controller ever freezes use a long pin to press the reset button though the small hole on the front panel labeled Reset This will refresh the controller This is a safe operation and will not cause you to lose any programming or configurations Factory Default Reset if ever wanted or is necessary you can reset the iGrow 1200 to its factory default settings To do this unplug or press the reset button then immediately press and hold the Back and Enter buttons simultaneously while the unit restarts After doing so the controller will say iGrow 1200 Restoring Default Configurations It is suggested that if you have the iGrow Remote Management Utility RMU software use it to save your configurations before making a factory default reset Then you can use it to quickly restore all your settings Warning You will lose all configuration data if a Factory Default Reset is performed iGrow1200 Installation Guide Page71 Link4 866 755 5465 iGrow1200 Installation Guide Page72 Link4 866 755 5465
46. es in the specifications directions or design of the items furnished which are requested or approved by Buyer at Link4 s listed retail prices in effect at the time such changes are ordered Governing Law The validity of this contract and of any of its terms or provisions as well as the rights and duties of the parties under this contract shall be construed pursuant to and in accordance with the law of California The parties specifically agree to submit to the jurisdiction of the courts of California Support In order to offer you the best support we request that you register your product with us online at www link4corp com You will find the Register selection under the Support tab of the website iGrow1200 Installation Guide Page2 Link4 866 755 5465 Before you Begin Temperature Control With the iGrow 1200 you can program a cooling temperature target called a Cool Setpoint and a heating temperature target called a Heat Setpoint The temperature range between these two targets is called the Normal temperature range If the greenhouse temperature is within the Normal temperature band usually none of the cooling or heating equipment is on However some circulation fans often called horizontal air flow HAF fans may be active to maintain air movement within the greenhouse environment Whenever the temperature within the greenhouse moves above the cool setpoint or below the heat setpoint falls outside the Normal tempe
47. hat only one output be turned on at a time The iGrow 1200 is shipped with all the hardware interlocks disabled Removing both jumpers for each curtain vent or two speed fans enables interlock jumpers It is important to remove the paired set of red jumpers with these types of equipment to prevent the possibility of a short in the event the open and close switches are turned on at the same time Usually the contractors in the relay panel have mechanical interlocks to prevent this from happening and the iGrow interlocks act as a backup Simply remove the paired set of red terminal jumpers that are associated with each channel wired as an interlock contact See Figure 4 11and Figure 4 12 to view an example of wet and dry interlocked diagrams Note When a paired set of red interlock terminal jumpers is removed the corresponding front panel switches will affect the manual override switches Manual toggle switches can be used to override unless the motor or device is already active or in motion If you want to manually override a vent curtain or two speed fan put both switches in the Off position prior to switching On one of the switches iGrow1200 Installation Guide Page20 Link4 866 755 5465 SaNv19 LH9IL H31VM H3 1N32 OML IHL HORnOHHL NH SI ONIHIM LAdLNO TIY LVH L G3ONSIWIAOOS SI LI Z 185010 SY 4341M 39 LSNW ANY dO YAGINNN N3dO SY 38 LSNW HIVd ANY dO H3SINDN ado Zi LLJO 01 6 9 2 9 6 Fe Zh
48. he humidity rises or falls beyond the target low high setpoint When one or more setpoints are used the second or subsequent setpoints will become the active setpoint at the start time and the previous setpoint will end iGrow1200 Installation Guide Page3 Link4 866 755 5465 75 F Ramping In addition you have the option of a temperature ramp between the setpoints Each setpoint time period ends with a Ramp time The benefit of ramping allows for you to make smooth transitions within the greenhouse so that the plants don t experience temperature shock Ramping also saves energy which translates directly into lower operating costs In the example below the start time is 8 00a with a 30 minute ramp time The ramp time enables a smooth transition of the target temperatures between the setpoint time periods Of course the ramp times can be set to 0 and in this case there will be an immediate step transition in the set points This is best explained by the illustration shown below Setpt 1 72 5 F Beginning of Ramp time 8 00am Ramp time 9 00am End of Beginning of Ramp time 6 00pm End of Ramp time 6 30pm Setpt 2 70 5 F r V F Deadbands Cool Stage 4 Cool Stage 3 22 Cool Stage 2 22 A Cool Stage 1 7 2222222222222 2 Normal Z D Temp range UU lU Heat Stage 1 oe Ueda T Wee We iia Re 1 05 0 Ue suc
49. his manual for additional information for these modes These modes are supported on a per channel basis so any combination of them can be used depending on your irrigation needs If there are no plans for irrigation or misting controls with the iGrow 1200 then these worksheets can be skipped iGrow1200 Installation Guide 5 Link4 866 755 5465 Setpoint and Staging Worksheets RAMP TEMPERATURE TIME HUMIDITY Low Set Pt High Set Pt Low Set Pt High Set Pt eH in FOR ON OFF amp VENT ONLY z 9 9 2 I HUMIDIFICATION COOLING STAGES gt m z o au m B w g FE 4 N Ex N NOT AFFECTED Figure 3 1 Setpoint amp Staging Worksheets For more information on Staging see the Cool Heat Stages portion of this Manual For more information on Setpoints see the Setpoint Timeperiod portion of this manual Note Curtains are not tied to staging i e Inside Temp they are controlled by light outside temperature and overrides only Mix Valves are also not tied to staging they independently adjust based on Indoor temperature Outdoor temperature and water temperature iGrow1200 Installation Guide Page6 Link4 866 755 5465 Cycle Worksheet for Irrigation ON TIME hh mm ss For more information on Cycle mode irrigation see the Irrigation portion of this manual Figure 3 2 Cycle Mode Worksheet for Irrigation Schedule Worksheet for Irrigation SCHEDU
50. iGrow 1200 INTELLIGENT ENVIRONMENTAL CONTROLLER Y D 9 RD D gt LLL Installation and User s Guide January 2009 v3 6b Edition Copyright 2009 Link4 Corporation iGrow1200 Installation Guide Pagell Link4 866 755 5465 Table of Contents Introduction caius temere tete Aaa k e u buo d dan 1 Customer SOrViCe c ccccceeeeeeeeeeeeeeceeeeeeeeeeeseeaaaaaeeeeeeeeeeeaaaaaaeaeeeeeeeeeseseneaaeeeeeeeeeeeeenees 1 CONTACTING eiae usc e Mia ista dio Db sa cma e MM aM aae qas shaya hk 1 Waranty aces v e wes 2 HUI S oA A MAD UA MAD A LC 2 Repa t P EEUU 2 Additional COStS ut Poet tuere ed etes 2 Governing LAW 2 5 puma uuu a aM etudiant n HDI 2 ioo mE DRE 2 Betor you Begin iieri hee Eni pau e lada perna ties 3 Temp rature GDDITOL us aat iur pe ote eibi Apos elu AE yuaya 3 ICAO DANS RETE 3 D PT TETTE 3 um u eect PUDE 4 Control Strategy 2222 EE ep cette eei ea aoe eee ss dE run 5 Setpoint and Staging Worksheets a 6 Cycle amp Trigger Worksheet for Irrigation a 7 Schedule Worksheet for Irrigation a 7 Installati ri conecte enn EE Ec 8 erenuisdiszier edo mmt 8 Recommended Tools
51. iGrow1200 has to offer Thumb Screws for Internal Access Three Way Manual Watertight NEMA4 Case Override Switches with Clear Hinged Door Equi t Stat Graphical Display quipmen us Indicators and 7 Keys Input Pad Hi Lo Temperature Hardware Alarms Reset External Lockable Serial Port Pull Latches Liquid Tight Connectors Figure 4 3 Front View of iGrow 1200 Note There are convenient white spaces provided next to each of the switches to allow for easy equipment labeling iGrow1200 Installation Guide Page11 Link4 866 755 5465 Opening the iGrow 1200 1 First open the clear hinged door by unlatching the two pull latches TM 2 Now loosen the two thumb screws until the iGrow 1200 s front panel comes out 3 The front panel has a unique design that allows it to swing downward It can be stopped at two positions fully downward 180 deg or at 90 deg using the front panel support cable This cable should always be tucked away when it is not being used The hinged design allows for easy accessibility to the inside of the iGrow 1200 for service and installation procedures and a kink free cable management when the panel is closed see Figure 4 4 and Figure 4 5 Front Panel Support Cable Tuck away when not used Wet Dry Output amp Front Panel Interlock Jumpers in Downward Position Use this position for wiring the iGrow1400 s outputs Front Panel Support Cable Use this position for convenien
52. in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately After testing remember to unplug the unit to continue installing other sensors If necessary refer to the Anemometer installation instructions that are shipped with the unit for more installation details iGrow1200 Installation Guide Page28 Link4 866 755 5465 00 1 162 066 1equinN Hed TIVOS OL LON SI DNIMVHG SIHL t HLNOS ONIQv3H SI 006 LMOHO JHL LYHL AJIH3A SGNOOAS 8 H314V HLOOS LNIOd OL INYA SNILV LOH A8 NOLLVTTV LSNI 3H L 403HO 31800 LNG 313 14WOO MON SI NOLLYTIV LSNI INYA ANIM 6 MIYOS LAS INYA JHL N3LHOLL A 1LN39 1 LJVHS ONILNNOW 3H L OLNO LI SGMS ATINSSYVO N3H1 HLHON ONILNIOd SI LI LVHL OS INYA ANIM 3H L H3qqv1 NO NOSH3d 3AVH SSVdNOO V ONISN 00bL MOHD IHL NO NOLLO3HIQ 3H L ONIQV3H 3HO438 SGNOOAS 8 LNOAY LIVM SLN3IN3HONI TIVAS LJVHS ONILNNOW 3H 31V LOH 1 HLHON SGV3H 007 MOHD IHL TILNN LHVHS NILNNON INYA GNIM 3H L 31V LOH A1MO IS ANY H3adv1 WTO NOSH3d INO93S 3AVH NOLLO3HIG HOJ ONIQV3H JHL ANIH N33H9S SNLYLS 009 LMOHO IHL NO 006 LMOHO 1 ONY 007 MOHD IHL OL S3HIM NOLLO3HIO ANIM LO3NNOO 4 L3A INYA SHL LON 108 WHY 9 3Sv8 H313IWON3NV TIVLSNI seBed TVANVW NOLLVTIVLSNI SIAVG ONION3H3H3H e 3NVA ANIM SHL TIV1SNI O L
53. ion Guide Wind Direction and Wind Speed Anemometer 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is open and free from obstructions Mount the mast at the end of the greenhouse or other building structure with the top of the mast extending at least 3 feet above the top of the building Run the free end of the sensor cable to the controller unit You may extend the sensor cable to a maximum length of 150 but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings Connect the wires as shown in Figure 4 15 After installing the sensor it is recommended that sensors be checked by plugging
54. ltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 16 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the rain sensor by pouring some water in it as though it were raining to see if it senses rain After testing remember to unplug the unit to continue installing other sensors Note For shipping purposes the rain sensor has a plastic zip tie that must be cut before it will work properly 9 Referto the Rain sensor installation instructions that are shipped with the unit for more installation details iGrow1200 Installation Guide Page30 Link4 866 755 5465 00 2S82 066 JequinN Hed NV YEL WIRE OL Uey 13S ANY sinduj dmag OL OD QvdA3M S006 LMOHO IHL ONISN SONILL3S 3HVMLJOS 31VOS OL LON SI ONIMVHQ SIHL Z ONIHIM LNdLNO SGNV19 JIAAIN OML S3AH3SNOO SIHL 007 MOHD IHL dO 3GIS JHOIY YY4 IHL NO QNV 19 LHOIL H31VM JHL HONOYHL S3HIM HOSN3S NNY OL GAGNSWWOO3H SI LI S3LON Figure 4 16 Wiring Rain
55. mple Wet Contact Link4 866 755 5465 Page17 iGrow1200 Installation Guide SINv19 LH9IL H31VM H3 1N32 HONOYHL SI ONIHIM LNdLNO TIY LYHL GSGNSWWOOSH SI LI 9 SIVNINH31 LNdLNO 007 L MOHD OLNI 2 022 021 3HIM LON OG S LOVLNOO V SV Q38IM T3NNVHO ANY NO Q3Sf1 LON NOWINOO H31SVIN v TANNVHO H3d ONILWY LN3HHfO dAVI dO INCIWIXVIN IHNNVHO 83d ADVLIOA XVIN 9VAOE G3aNaWWooa3g8 ADNVS 38IM IQWIXVIN 9Wv8L Q3QNVuLS L OVA 088 0 OVA 0 OLI SJ LON LOVLNOO V SV Q3HIM TANNVHO HOV3 uadinr 1vNIWH3L xov18 S3AONWSH GION31OS HO m YOLOW HOS AV Tat i H3 NHOJSNVH L OWAPe a GIONATOS HO aS YOLOW AV Tad a SSS YAWYOASNVYL OWAPS Pat L TANNVHO TANNVHO TANNVHO TANNVHO GION3 1OS HO YOLOW AV T3H GION31OS HO YOLOW HOS YAWYOSASNVYL OWAGS MOS AV T3H H3 HOJSNVHL YAZ OWA 088 01 OWA OZZ OLI Figure 4 9 Output Wiring Example Dry Contact Link4 866 755 5465 Page18 iGrow1200 Installation Guide SGNV19 LHDIL YALVM H3 LN3O OML SHL HONOYHL NNY SI ONIYIM LAdLNO TIY LVHL QG3aN3NWINOO3H SI LI 9 STWNIWYAL LAdLNO 007 OLNI 2 022 021 3HIM LON Od S WNIWHAL NOWINOO YALSVW NO
56. n have up to 5 temperature probes attached to your iGrow1200 By mapping your Input Settings you can assign each probe to whichever Temp Probe Reading Temp1 Temp2 etc that you want iGrow1200 Installation Guide Page46 Link4 866 755 5465 Equipment Status 01 Irrl 6 Waiting 02 Irr2 2 46 03 Irr3 3 3 00p 04 Irr4 39 58 05 CO2 07 Vent1 09 Curtl 12 Heater Pressing the Next key again will display the status for each piece of equipment assigned to the various output channels up to 4 equipment status can be displayed simultaneously The Next Prev key allows you to page back and forth between the programmed equipment status screens An example follows These screens display the current status of the equipment outputs First column This first column is the Channel number Keep in mind that for Vents and Curtains two channels are taken up In the example above 7 8 are vent outputs and 9 10 are curtain outputs Note that equipment 11 is not used thus it is not displayed Second column The second column is the Equipment name assigned to that channel Names are limited to 5 alphanumeric characters Third column The third column is the number of times that the respective output has been triggered in irrigation mode Fourth column The fourth column is the current status reading of the equipment Waiting indicates that the Irrigation output configured in triggered mode is waiting for a trigger In Accumulated light mode the Ir
57. nge stages when the temperature approaches the set points When a large value is used setpoints may not be maintained Typical values might be 1 to 2 degrees F For heating it is the number of degrees the temperature needs to rise above the temperature boundary before it switches to a lower heating stage RelHum Deadband iGrow1200 Installation Guide Page50 Link4 866 755 5465 This is the RH the humidity must drop below the dehumidification threshold before exiting the dehumidification state It also is the RH the humidity must rise above the humidification threshold before exiting the humidification threshold Bheat Deadband This is the number of degrees that the bottom heat temperature must rise above the bottom heat temperature setpoint or threshold before the heat valve switches off Typical values might be 1 degree F or less Setup Location Latitude 34 N Longitude 118 W The iGrow 12007 has an internal astronomical clock By knowing the actual coordinates sunrise and sunset times can be precisely calculated Go to www heavens above com to find coordinates for your precise location If a negative longitude is given you are west and if a negative latitude is given you are south Outputs Control Rain Hold Time 01 m Cmd Delay 01 m 00 s Irr Mode Concurrent Irr Delay 00m 05 s Rain Hold Time Rain Hold Time is a parameter that lets you choose how long you want the rain override condition to persist after the rain s
58. nt1 will go to 5 DH2 is engaged when the zone s humidity reading is above the setpoint by 5 DHLT is the dehumidification state that is engaged when the outside temperature is below a user set value on the next screen H or humidify stage is engaged when zone s humidity is below the Low Humidity Setpoint Note For On Off equipment a 1 indicates that the equipment is to be turned On in the override state A 0 would indicate that it is to go Off The indicate that the equipment is not to be subject to the override For proportional devices a percentage open for vents and a percentage closed for curtains would be entered for the override For vents the percentage open is a minimum value For example if the vent is open to 30 because of cooling then when the dehumidification state is active the vent will stay at 30 However if the vent were closed and the DH1 state becomes active the vent will go to 5 according to our example By pressing the next button to scroll to the next screen down lets you program some additional features for humidity control When in a dehumidify override state you have the option of cycling the dehumidification state In the example a Max On for 5 minutes and a Min Off for 10 minutes is programmed This means that if the humidity is above the target the dehumidify state will cycle on for 5 minutes and off for ten If during the On time the humidity drops below the target the d
59. o the center of the controlled environment It is important to keep the sensor away from irrigation emitters unit heaters etc that will effect the accuracy of the sensor 1 First open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Find a central location in the greenhouse and let it hang relatively close to the height of where the plants will be 3 Runthe free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Any extension wire must be shielded and stranded 24AWG type wire 5 Carefully insert the cable through the right most watertight fitting at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Connectthe wires as shown in Figure 4 13 7 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor
60. o utilize a backup sensor and the iGrow 1200 will engage the Force to condition Note In the event of an InTemp sensor failure both High amp Low Alarms will immediately be triggered iGrow1200 Installation Guide 56 Link4 866 755 5465 Force to In case of a Fallback failure scenario or if Fallback is Disabled the third level of safety is to force the iGrow 1200 into any stage automatically In the example screen above the iGrow 1200 would engage whatever equipment you have assigned to be ON under NORM conditions Advanced Settings MixValve Param Hide Equipment Delay 3 s Curtain Energy Mode Light Hyst 50 Temp Hyst PARESORE Advanced If you wish to use PID Mix Valve operation then the MixValve Param option must be set to from Hide to Show This will activate two additional menu screens located under the MixV equipment type menu Use the and keys to change setting from Hide to Show Equipment Delay Time the iGrow1 200 will wait to switch from one equipment to the next Light Hyst Light Hysteresis only applies to curtains in Energy Mode Once a curtain closes for it to reopen due to light the new light reading must be higher than the close value by Close Value times Hyst value plus the Close Value For example let s say the Hyst Vlaue is 50 If the curtain closes at 100W m then to reopen it the light level must reach 150 W m or 100x50 100 Temp Hyst Temp Hysteresis is similar to Light Hysteresis
61. oods sold whether on warranty contract or negligence will be released upon the expiration of the warranty period when all such liability shall terminate Link4 shall not be responsible for any loss or claims due to consequential damages afford by the Buyer Link4 also reserves the right to make any necessary changes to features and specifications to condition or warranty Returns Merchandise cannot be returned without a Return Merchandise Authorization RMA number from Link4 Requests for permission to return defective items must be made within 14 fourteen days after receipt of shipment A Link4 RMA for approved returns must appear on both the customer s shipping carton and the related receipt memo Parts under warranty will be repaired at no charge Other returned items will be subjected to the following restocking charges 20 for no value added items 40 for value added items and 75 for custom designed or built to specification items Repairs A repair order must also have a Link4 Return Merchandise Authorization RMA number Repairs that are not covered by the warranty will be billed on a material and labor basis Items returned for repair must be sent to Link4 with prepaid return transportation Link4 will not be responsible for damage s due to improper packaging or shipping and delivery of items returned for repair Additional Costs It is expressly agreed that Buyer will reimburse Link4 for any additional costs attributable to chang
62. oth these sensors Smart Cool Operating Examples Case I No outside light or temperature sensors For this case Smart Cool operates as follows When the inside temperature rises above your cool setpoint temperature your system will immediately go to Cool or higher If your greenhouse remains in this stage for a certain length of time without dropping the temperature it will automatically go to the next higher cooling state and reset the timer This process will continue until the greenhouse temperature is at or below the cool setpoint Once this condition is satisfied no further stage change is made until one of the following three conditions occurs Condition Zone temperature goes above the cool setpoint in this case the cool stage is increased by one and the above process is resumed iGrow1200 Installation Guide Page69 Link4 866 755 5465 Condition Il Zone temperature drops below the midpoint of the cool and heat setpoints As soon as the temperature drops below the midpoint the cooling state is reduced by one Hopefully this will raise the zone temperature above the midpoint If after a certain time this does not happen the cool stage will again be lowered by one This down staging continues until the temperature rises to the cool deadband Condition Ill Zone s temperature drops to within 0 2 degrees above the heat setpoint If this occurs the system will immediately revert to the Normal stage Of course if the tempera
63. pe of surface you will be mounting the iGrow 1200 to Included are 4 self drilling screws and washers for mounting to beam or wood panel Also included are 4 pieces 1 4 20 x tin Hex Bolts and 4 pieces of 4 20 Hex Nuts for mounting to a slotted beam If you are using the Hex Bolts make sure that you pre drill a small pilot hole Using the appropriate tools depending on your surface mount the iGrow 1200 Refer to figure 4 2 for a visual picture iGrow1200 Installation Guide Page9 Link4 866 755 5465 00 0000 24 JequinN Ped dt IMYA 94 4 LAN TANVd GOOM OL ONILNNOW INV38 311075 OL ONILNNOW 00 000 04 1equinN Wed d NT 5195 X3H 8 MIYOS 00 0000 LZE 1equinN Hed dt g L H3HSVM INV38 OL ONILNNOW 00 8000 02 1equinN Hed dt IMYA ut X 91 4 1108 00 0000 14 Jequinn Hed 148 1v v L H3HSVM 00 000 0 1equinN Yed 4145 8 M3HOS 00 0000 1 Wed dt 1 H3HSVM Instructions lon Figure 4 2 iGrow1200 Installat Link4 866 755 5465 Page10 iGrow1200 Installation Guide iGrow 1200 Overview Now that the iGrow1200 has been mounted take some time to look over the front panel The iGrow1200 has many features to help give you the growing advantage Figure 4 3 below gives an overview of the main components that the
64. per left corner will highlight Use the and buttons to select the channel you want to edit Once the channel is selected the next two steps are to name the channel usually named by the equipment type it s controlling and to set what kind of equipment it is For un programmed equipment there are two editable choices the name field and the equipment type field The names are restricted to 5 alphanumeric characters The equipment type field is restricted to the following equipment types On Off On Off may be programmed on any channel Irrig Irrig may be programmed on any channel Vent Vent may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not Curtain Curtain may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not iGrow1200 Installation Guide Page60 Link4 866 755 5465 ON OFF Equipment 02 ExF 1 OnOff Heat Cool 654321 N 123456 000000 0 011111 The iGrow 1200 supports On Off devices with up to 6 heating and 6 cooling stages 1 to turn equipment ON and 0 to turn it OFF Use the or keys to toggle the On Off condition for a particular stage In the above e
65. r it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Test the light sensor by giving it light or covering to see different readings After testing remember to unplug the unit to continue installing other sensors iGrow1200 Installation Guide Page25 Link4 866 755 5465 LFN NES 00 2000 066 JequinN LSNFAY sinduj dnjes OL OD avdA3 500 IHL ONISN SONILL3S 3HVALJOS 31VOS OL LON SI 9NIMVHO SIHL Z ONIHIM LNd LNO HO4J SANY19 JIAAIN OML S3AH3SNOO SIHL 007 MOHD IHL dO ACIS LH IN SHL NO GNV19 LHDIL Y3LYM JHL H NOYHL S3HIM HOSN3S 11 NNY OL G3dN3NWNOOat SI LI S3 LON Figure 4 14a Wiring Solar Light Sensor Link4 866 755 5465 Page26 iGrow1200 Installation Guide 3H3H 00 6000 066 JequINN Hed unjueno 7467 1snrav sinduj dnjes OL O9 QavdA3M S007 MOHD IHL ONISN GONILLAS 3HVALJOS 31VOS OL LON SI 9NIMVHG SIHL Z ONIHIM LNd LNO SGNV19 31GqIN OML S3AH3SNOO SIHL 0071 MOHD IHL dO 301S LHOIY Yv4 SHL NO GNV19 LHDIL H31VM JHL HONOYHL S3HIM HOSN3S NNY OL GAGNSWWOOSHY SI LI SALON Figure 4 14b Wiring Quantum Light Sensor Link4 866 755 5465 Page27 iGrow1200 Installat
66. r is set to 12 gt 1 which means that if two or more output relays are programmed to turn on at the same time the output relay with the highest channel number will turn on first This ordering can be reversed by changing this setting to 1 gt 12 iGrow1200 Installation Guide 52 Link4 866 755 5465 Setup Inputs sensor mapping SerialSns1 SerialSns2 SerialSns1 Solar FDIn1 AnalogIn7 FDIn2 nsor SerialSns2 AnalogIn1 AnalogIn2 AnalogIn3 AnalogIn4 AnalogIn5 InT OutT RelHum Light WinSpd WinDir Rain Backup InT Temp1 Temp2 Temp3 Temp4 Temp5 q Q aT q q G al e ah G Setup Inputs is where you tell your iGrow1200 what sensors you have this is also called sensor mapping The screen above show the typical sensor mapping for each sensor If you don t have a particular sensor then leave the setting as None Note For Zone Master and Slave units you should set all weather station sensors OutT Light WindSpd WindDir and Rain to Remote Setting the weather station sensors to Remote means the Slave unit or Zone Master will get their weather station data remotely from the Site Master PREV and NEXT keys move the cursor from one input selection to the next Using the and keys you can select which one of the input channels to assign to your sensors Note that the allowable choices vary from one type of sensor to another If any given sensor is not present None should be selected The Software
67. r they can be related to Sunrise or Sunset if you like You can cycle through the three options by pressing the key when the cursor is over the at The Cycle Time is the combination of the On time and the Off time added together Cycling Irrigation with Temperature Control 03 Irr03 Irr Mode Cycle Temp The Cycle Temp mode is similar to the Cycle mode but allows the on duration to be adjusted based on interior temperature 03 Irre3 Irr hh mm ss T gt 80 0 F 00 02 00 T 70 0 F 00 01 00 Using the reference screen above as a guide the third line specifies both the high temperature threshold 80 F in the example and the high temperature cycle on duration 00 02 00 or 2 minutes in the example The fourth line specifies the low temperature threshold 70 F in the example and the low temperature cycle on duration 00 01 00 or 1 minute in the example When the interior temperature rises above the high temperature threshold the irrigation output will turn on for the high temperature cycle on time When the interior temperature falls below the low temperature threshold the output will turn on for the low temperature cycle on time When the interior temperature is in between the high and low threshold the cycle on duration will be proportionally calculated according to how close the temperature is to either the high or low threshold In the example above a 75 F interior temp would cause the irrigation output to cycle on for 1 minute
68. rature range the iGrow 1200 will enter cooling or heating stages to bring it back in line With the iGrow 1200 you can program up to six cooling and six heating stages These stages go from Cool 1 to Cool 6 and Heat 1 to Heat 6 Cool 1 and Heat 1 are the least aggressive with Cool 6 and Heat 6 the most aggressive In your program you will determine what equipment you want to be active in each of the stages Of course you do not need to use all the stages When the air temperature in the greenhouse rises above the Cool Setpoint the system enters the first stage of cooling referred to as Cool 1 If the temperature continues to rise the system will enter the second stage Cool 2 then the third stage Cool 3 and so forth At each increasing cooling stage more cooling will be brought to attempt to bring the air temperature below the cool setpoint and within the target Normal temperature range Heating works the same way In considering the difference between each heating and cooling stage there is a variable increment in the program which is the number of degrees between each heating and cooling stage called the Stage Separation or Stage Width Whenever the temperature rises 1 degree above the cool setpoint 709 then the iGrow 1200 will activate the appropriate equipment to bring the greenhouse to the normal temperature range If the temperature rises 2 degrees above the cool setpoint then the controller will be active in C2 cooling stage The
69. re voltage suppressors on each output to protect the iGrow1200 from excessive inductive spikes Additional protection should be used in the contactor panel if there are large inductive loads Wet and Dry Contact Design A wet output switches the output to a shared 24VAC source There is one terminal for each output and a shared terminal for the 24VAC master common A Dry output closes a switch There are two terminals for each output and Wet contact installation design is used when connecting one power wire to the master common 24 VAC source for multiple equipment such as irrigation and then a single wire to the appropriate channel Wet design installation is utilized to minimize the amount of wires and fewer transformers By default the black terminal jumpers are set in place It is not necessary to remove the black terminal jumpers when using a wet contact installation Note Both of the MASTER COMMON terminals and the channel terminals are the same and provide a maximum capacity of 7 amps See Figure 4 8 for an example of a wet contact installation Dry contact installation design is used when a user wants to isolate equipment and use transformers for every piece of equipment In this case put both the wires in the appropriate channel and then remove the black terminal jumper for each channel wired as a dry contact you may replace the black terminal back on only ONE pin for safe keeping See Figure
70. readings 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Test the temperature by changing the indoor temperature to see if it is reading properly After testing remember to unplug the unit to continue installing other sensors iGrow1200 Installation Guide Page23 Link4 866 755 5465 Jsuegjeues OL unHjeg LIS Lsuegjeueg 0 LUI ISNraVv sinduj dnies OL OD QvdA3 S007 LMOHO IHL ONISN SONILL3S 3HVMLJOS r TIVOS OL LON SI DNIMVHG SIHL ONIHIM LNdLNO HOJ SGNV19 OML IHL S3AH3SNOO SIHL 006 MOHD IHL dO 2018 1 HOJH IHL NO GNV19 1H9IL H31VM JHL H NOYHL S3HIM HOSN3S TIY OL GAGNAWWOOSH SI LI Z SHOSN3S H1O8 Ad Q3HVHS STVNINHAL 312 LROA GND SHOSN3S HOOGLNO HOOGNI HLO8 N3HM L SALON AYIM 3LIHM x19 00 1000 066 JequinN Hed SS HIM xOvid THT IH Figure 4 13 Wiring Indoor Temp Humidity Sensor Link4 866 755 5465 Page24 iGrow1200 Installation Guide Light Sensor Link4 Offers two types of light sensors Solar and Quantum The Solar Light Sensor is sensitive to the visible light spectrum whereas the Quantum version limits the light measur
71. rigation output will display the current accumulated light level In scheduled mode the Irrigation output will display the next scheduled start time In cycle mode the Irrigation output will display the amount of time remaining in minutes until the next irrigation cycle Note When the text on the status screen is highlighted this means the equipment is being overridden See the Equipment Override Section iGrow1200 Installation Guide Page47 Link4 866 755 5465 Yesterday s Averages Status Jun 21 Avg Min Max InT 78 74 84 Hum 50 41 61 OutT 78 74 83 This screen displays the average min and max of InT Inside Temperature Hum Humidity and OutT Outdoor Temp from yesterday Yesterday is defined as 5 00AM yesterday to 4 59AM today iGrow1200 Installation Guide Page48 Link4 866 755 5465 Programming Screens Begin Programming From any Status Screen press the ENTER MENU key to enter programming mode Press NEXT and PREV to scroll up and down in this screen To make changes to any of the items in the screen below press ENTER System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Smart Cool Settings Setpoint Alarms Clear History System Setup installation settings If you re setting up your iGrow1200 for the first time then the first task is to program all applicable items found under System Setup If the ENTER MENU key is pressed while the System Setup field is highlighted
72. roller specifically for the demands and cost concerns for small to mid size growers and no other controller has a better feature to price ratio than iGrow 12007 Your greenhouse control system should improve the quality and efficiency of your operation iGrow 1200 offers quick installation and dynamic programming flexibility for easier and more accurate greenhouse management giving you the freedom for you to focus on plants and profits The reason why we stand out from others is because of our Link4 Promise Our passion is to provide growers with intelligent control solutions We understand controlling your growing environment is critical to your success Therefore our commitment is to build outstanding controllers and to provide excellent support so that you can know with confidence that the iGrow 1200 system is right for you Customer Service Link4 has a well trained customer support staff that is ready to help Our customer service center is committed to your greenhouse business 24 7 through our website or service line for access to solutions for your controller needs Before you contact us please write down the model number and serial number located inside the iGrow 1200 enclosure so that we can serve you better Contact Us Address Website Link4 Corporation http www Link4corp com 187 W Orangethorpe Ave Suite 101 Placentia CA 92870 Telephone Email SUPPORT 866 755 5465 Sales sales link4corp com FAX 714 854 7254 Service
73. s is the current dehumidification stage The possible entries are dh1 DH1 dh2 DH2 dhlt DHLT h H and blank Blank means that the humidity level is acceptable If this field is highlighted it means that the iGrow 1200 is in the dehumidification override mode Since the dehumidification control can be programmed to cycle on and off See Dehumidification Humidification Section the DH1 status indicator can cycle between DH1 and dh1 indicating that the dehumidification process is on and off respectively The last line displays the current time day of the week and date at the bottom of the screen iGrow1200 Installation Guide Page44 Link4 866 755 5465 s I utu9 py ny 4equnn 100932 5 wdd qsl 202 s Ae lag aueudinb3 A1PeAX LH snltej dw jur uo WNON O3 95404 pelqesig 42eq11e4 qULOdjas 12207 IO 51 I 9uoz 93SeW 31S xut M049L 03 M0J91 Zu M 10811 udu p ds 4 aunzesodway sytun waysks u u SI 00 3StH 301 S A sBuraes ys yAeg 4002 92 vO en dl ZI anien asntpy 9en eA Mey 91e4qt1e5 3121221 dnyo eg JSLQULM 34311 202 Isus etaos unH1 uoN 13 0 Tsus1etsas SSO Kel q 441 3us404n25u0j apow JII 500 Kel q puj TO aWtl urey M SIT 1 1 N ve 9pnit3e
74. sion Units you must also decide which expansion unit it is e Expansion Unit Outputs 13 24 e Expansion Unit Outputs 25 36 e Expansion Unit Outputs 37 48 Note Be sure that Expansion Units are set up in sequential order For Example if you have only two expansion units be sure to set one as 13 24 an the other to 25 36 DO NOT jump over one such as 13 24 and 37 48 The iControl software will not function properly iGrow to iGrow Link Zone 1 Channels 13 to 24 Use Remote Setpoint Similar to a Zone Master you can choose to use Local or Remote Seipoints But in this case if you choose Remote setpoints the Expansion unit will use the Zone Master s setpoints NOT the Site Master s setpoints Now press the BACK button three times or until you see the Main Status screen to save your changes Note Once you setup the Site Master Zone Master s and Expansion Unit s you should label the front panel on each unit for easier reference in the future Fallback Settings Fallback Disabled Force to NORM On InTemp failure Fallback This feature is used if there is an InTemp sensor failure and you want the controller to fallback into utilizing the Backup Sensor OutTemp or other temp sensor you have defined in the Setup Inputs section By choosing the fallback option to Enabled mode the controller will automatically detect an In Temp sensor failure and fall back to the Backup Sensor If Fallback is Disabled then there is no action t
75. t one person installation and service except for output wirings Figure 4 5 Front Panel in the 90 deg position iGrow1200 Installation Guide Page12 Link4 866 755 5465 Internal Layout Figure 4 6 shows how the iGrow 1200 looks on the inside Take notice of the board and familiarize yourself with the internal layout before beginning the wiring process Master Common Terminals for Wet Switching to 24 VAC 14 Wet Dry Jumpers Remove for dry switching or Install for wet switching to Master Common 14 Output 12 Hardware Terminal Pairs Interlock Jumpers Qe L Sp Remove to disable gt S9anqsanasqagqaaasn hardware interlock between gt eae odd even channel pairs NE DC Input Power 8 Analog Inputs Use for Light Sensor Wind Direction CO2 Sensor Analog Temperature Sensor Analog Humidity Sensor 4 Serial Ports Connect to PC for remote monitoring and management Connect to wireless weather station interface CERES lA n Backup Batery Digital Temperature and Humidity Interface 11 Digital Inputs Use for Wind Speed Rain Indicator Irrigation Trigger Constrast Adjustment for Front Panel Display Figure 4 6 Internal Layout of the iGrow 1200 PCB Wiring the iGrow 1200 Warning Do Not Plug in the Power in while wiring the iGrow 1200 and keep all toggle switches in the OFF position It is recommended that all connections b
76. tatus goes from Yes to No This is to keep intermittent rain from causing the vents to keep opening and closing Cmd Delay Cmd Delay is the time between commands to change the equipments states It is the shortest time permitted for switching equipments Typical update times are from 1 to 2 minutes This parameter is used to minimize the cycling of the equipment Irr Mode Irr Mode is either Concurrent or Sequential You can choose between the two options by pressing the or key These options apply if you program more than one irrigation valve to trigger based on accumulated light or a dry contact switch closure or if you select the cycling misting option If you select Concurrent then the valves will turn on immediately when requested regardless of how many are already on If you select Sequential then the first one will turn on but if other valves are to come on they will wait in queue and each one will come on in succession Also see Jumper section to make sure your settings are correct iGrow1200 Installation Guide 51 Link4 866 755 5465 Irr Delay Irr Delay forces a user definable delay between the valves In other words when the current On valve goes Off the next valve in the queue will wait the selected min and sec before it turns On Relay Order The Relay Order parameter allows you to change the order that relays turn on if more than one output relay is programmed to turn on at the same time By default Relay Orde
77. the 1 10 values found in the Smart Cool Settings panel For further information on Smart Cool please contact Link4 Setpoint Time Period Programming System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Setpoint Alarms Setpoint 1 Enabled Start 6 00A Ramp30m Temp 68 0 to 72 0 F RelHum 10 to 80 Start Times You have up to 4 setpoint start times available to use within a 24 hour time period You can cycle through each of the four start times with the or keys Pressing Enter takes you to the Enabled or Disabled option Setpoint 1 is always enabled Setpoint s 2 4 are disabled You may enable them by use of the key Note If you only have day and night setpoints you will only use Setpoint 1 and Setpoint 2 the other two will remain disabled iGrow1200 Installation Guide 58 Link4 866 755 5465 The Start time is when the heat and cool temperature setpoints temperatures are engaged The start time is either a fixed time or it can vary daily based on the increase or decrease in day length This day length is an Astronomic Adjustment based on the latitude and longitude entries that you made as shown in the Setup Location portion of this manual By pressing the key at the Start Time entry you will get the following Press once SRise Press twice SSet You would use the Srise option for the setpoint that you program at the beginning of the day Similarly you would use the Sset option
78. the sunset time will be later In the following screen you have more parameters to set The first is the MaxClose position This is important if you are dependent on ridge vents for cooling In this case you may not want to close the curtain completely in order to let hot air escape through the overhead vent In this event a typical MaxClose might be 90 or 95 09 10 1 Curt SHADE MaxClose 99 Close Above 800W m or if OutT gt 100 F If you have a light sensor you may want the curtain to shade only when the light exceeds a threshold Therefore you have a Close Above light intensity value you can select Also if you have an outside temperature sensor you may want to close the curtain to the MaxClose position when the OutT exceeds a temperature threshold If you have neither of these sensors then your shade control is solely dependent upon the close and open times that you set in the first screen above The next screen is the last one for shading control Here you set the light threshold where the curtain will open after it was closed Light levels can vary suddenly and sometimes only for a few minutes therefore you will typically keep this Open Below value in the range of 50 to 100 W m below the Close Above setting on the previous screen 09 10 1 Curt SHADE Open Below 700w m Open Delay 20 min To further reduce the curtain movement you can set an Open Delay time This means that the light level must be
79. tom of the enclosure It is easy to strip insulation and or break wires when pulling cable Use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Connect the wires as shown in Figure 4 20 Make sure you test the Sensaphone by programming a high and low limit and then make the alarms go off to see if the Sensaphone will contact the right number After testing remember to unplug the iGrow 1200 before continuing to install other sensors Refer to the Sensaphone installation instructions for programming the unit iGrow1200 Installation Guide Page38 Link4 866 755 5465 00 701 1 066 1equunN Wed AIVOS OL ON NIMVYQ SIHL ONIYIM LAdLNO 103 SGNV19 3 1Q0GIW OML AHL S3AH3SNOO SIHL 0071 JHL dO ACIS 1437 SHL NO GNV19 LHDIL H31LVM JHL HOf1OUH L SATEVO 3S3H L NNY OL GAGNSAWWOOSHY SI LI SALON T NI ENI SNI NIC Ic T MCN MCN MEE to E dU owe OT ANOHdVSNAS ONIHIM NAHM STIVNIIAH3 L uadwWnr IH O13AO0IW3H Figure 4 20 Wiring Sensaphone
80. ture continues to drop the system will go into its heating mode Least aggressive to most aggressive The aggressiveness setting 1 to 10 has to do with how fast the system will increase its cooling stages upstage or lower its cooling stages downstage If the greenhouse is one where the temperature inside can change rapidly then it is important to be more aggressive on the upstaging and less aggressive on the downstaging For example if 6 is selected the upstaging timer is set to 4 minutes and the downstaging timer is 6 minutes If 10 is selected the upstage timer is 1 minute and the downstage timer is 9 minutes If 1 is selected the upstage timer is 10 minutes and the downstage timer is 1 minute Case Il Light and or outside temperature sensors With a light and or outside temperature sensor the system uses a proprietary algorithm to modify the upstage and downstage times as a function of the sensor readings Assume an aggressiveness number of 6 is selected As noted above the upstage timer is 4 minutes and the downstage timer is 6 minutes if the outside temperature is close to the inside setpoint temperature and the light level is low As the light level increases the upstage time will be shortened and the downstage time will be increased This change will occur gradually Similarly as the outside temperature goes above the inside setpoint temperature the upstage time is reduced and the downstage time is increased Setpoint Alarms
81. uuu ee aot A titles stet ut 8 iGrow 1200 11 Opening the IGI OW 1200 scia do f bate p RD 12 Internal eius UCET 13 Wiring the iGrow 1200 yas on on Gr den utn ku eR Rd NR M Cu 13 Power Supply Installation C E 14 installato N PERMET m 16 Control Relays 16 Wet and Dry Contact DeSIQpa pe ch 16 Hardware Interlock Jumpers 20 Indoor Air Temperature and Humidity 23 CoN AME MEE 25 Wind Direction and Wind Speed 28 Rain Sensor Tipping Bucket r rrrrsss 30 Precipitation Sensor Fast 32 Outdoor Air Temperature sensor 34 Bottom Heat PIODOS s tne ae AU ck UM DHT d nU Aca Dre dE 36 Wiring Sensaphone eke eh eae eae TM d ATE DAE 38 Expansion Units amp Multi Zone 40 iGrow1200 Installation Guide Pag
82. xample we have the exhaust fan coming on beginning with the second stage of cooling and then continuing on in the remaining six cooling stages Note If in the Cooling Heating Stage setup you selected fewer than 6 stages then only the number of stages that you selected will appear for the On Off devices and Vents Refer to Cool Heating Stages Setup to set how many stages are desirable Irrigation Programming 01 Valvel Irr Mode Scheduled Hr mm ss OnTime 00 00 00 Each channel programmed for Irr irrigation can be programmed independently The first selection is the Mode Pressing the or keys cycles you through the mode choices There are four choices defined as follows Scheduled This mode is like a time clock where you set the start time run time and days of the week Accumulated Light In this mode the irrigation cycle is triggered when the accumulated light or light sum reaches a threshold or when the off time limit is reached Cycle With this option the irrigation valve is cycled continuously during the time window with an On time and an Off time that you get to select Cycle Temp Similar to Cycle except that the On time can be adjusted based on interior temperature Trigger This option lets you trigger the irrigation based on an external input This input could be a wall switch a moisture sensor a weighing scale or any on off input iGrow1200 Installation Guide Page61 Link4 866 755 5465 Scheduled
83. you want the program to automatically adjust itself for Daylight savings time select YES If not select NO Log History This option lets you choose how often the controller will log sensor and equipment history information In this case it saves log history every minute but can be changed to different lengths of time If you put 00 00 then it will save information every second Note In the United States and Canada Daylight Saving Time begins on the second Sunday in March and reverts back to standard time on the first Sunday in November iGrow1200 Installation Guide 54 Link4 866 755 5465 System Units System Units Temperature F Wind Speed mph Light W m Temperature Choose either degrees Fahrenheit F or degrees Centigrade C Wind Speed Choose either miles per hour mph or kilometers per hour km h Light Choose either Watts meter or klux Communications Network Programming Once multiple iGrow controllers are wired together as shown in Figure 4 21 you will need to set up each iGrow1200 s program settings for proper communications Note that the most important iGrow1200 in the network is the one you choose to be the Site Master The Site Master controls all network communications and is the only unit that a Weather Station and PC can be connected to Site Master To setup your Site Master press Enter Menu gt System Setup gt Communications Under the Communications screen you ll

iGrow 1200™

Contents

Download Pdf Manuals

Related Search

Related Contents

iGrow 1200&trade;

Contents

Download Pdf Manuals

Related Search

Related Contents

iGrow 1200™