7 sensors 110V solar controller of solar water heater, data storage, for 2 tanks Link:ebay.au/itm/7-sensors-110V-solar-controller-solar-water-heater-data-storage-2-tanks-/231001160453?pt=AU_Solar&hash=item35c8bdfb05 This listing includes: 1 unit ofcontroller for solar water heater, 110V. (delivery with Kingston SD Card 8GB, free) Features: 1). Max.number of collectors:2 2). Max.number of storage tanks:2 3). Max.number of relays:7 4). Max.number of sensors:7 5). Max.number of application system:26 kinds of different system 6). With Data storage function to SD memory Card 7). Internet Access Technical data 1). Material ofcases: ABS 2). Water proofgrade: IP 40 3).Available ambienttemperature: 0 ... 40 ℃ 4).Dimensions: 200 x155 x 47 mm 5).Mounting: on wallor in the electrical cases 6).Operation button:8 operation buttons on panel 7).Functions:controller used in solar hot water system and solar heating system, hasfunctions like temperature difference control, thermal energy measuring,accumulated running time of solar circuit pump, collector interval function,thermostat or, storage layer heated , priority logic, back-up heating, heattransferring, Anti-Legionella function, PWM pump speed etc. 8).Communicationport: SD card groove. 9. Power supply: 110V ~, 50 ... 60 H z 10. Power consumption:＜ 3W 11. Accuracy oftemperature measuring : ±2℃ 12. Range ofcollector temperature measuring: -10- 200℃ 13. Range of tank orpipe temperature measuring: 0-110℃ 14.Inputs: 2 x Pt1000sensor (≤500℃) for collector(silicon cable≤280℃), 5 x NTC10K, B3950sensor (≤ 135℃) for tank, (PVCcable ≤105℃), 1 x ELA485 remotecontrol connection 15.Outputs：5 relays outputs ( each available power≤300W）; 2 PWM outputs（≤200W） 16.Ambienttemperature：-10-50 ℃ 17.Water proof grade：IP40 18. Can support 26kinds of systems, please see the below diagram of different systems. MAIN FUNCTIONs: Timing heating Temperature difference control 3*ΔT Collector emergency shutdown Collector cooling function Collector low temperature protection Collector frost protection Tank re-cooling function Celsius and Fahrenheit transferring Maximum temperature of tank (2*storage tanks) Maximum turnoff temperature (for solid fuel boiler, return heating, heat transferring between tanks) Minimum turn-on temperature (for solid fuel boiler, return heating, heating transferring between tanks) Anti-Legionella function Temperature controlled hot water circulation pump Switch on/off temperature of solid fuel boiler( Independent of system) RPM speed controlling(2*semiconductors) Thermal energy measuring Priority logic of multiple-tanks( 2*storage tanks) Pump interval function Thermostat function( Independent of system) High temperature by-pass function(Collector cooling down) Solar circulation bypass Circulating pump delay function Data logging onto SD memory card Internet access Manual Control( for 7 outputs:P1...P4,R1,R2,H1) Password setting Recovery to factory setting Holiday function Manual Heating Temperature query function Memory Protection Screen protection Trouble shooting Trouble protection Trouble checking
Posted on: Wed, 28 Aug 2013 05:48:24 +0000
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