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SWHC ESD 922W : Unit monitors Temperature of water in Solar collector and Solar Hot Water Tank and based on Levels decides Circulation Pump logic.

# Characteristics Specifications
1ModelSWHC ESD 922W
2Analog InputsTwo nos. of Pt-100, 1 for Solar Tank and 1 for Solar Collector
3Digital Inputs4 nos. = 1 for Tank Dry, 3 nos. for storage tank levels (Low, Medium, High)
4IndicationTwo digits 12.5mm height Red Super bright LED
5Indication accuracy+/- 0.5 % of full scale +/- 1 digit
6Power ON OFF switchSalzer make 16 Amp. ON OFF switch
7Manual pump ON switch1 nos. of 3 way switch (Centre AUTO)
8Power Supply230 V AC, +/- 10 %, 50 Hz with earth
9Programming3 nos. of flat membrane keypad.
10Setpoints2 (1 for solar water tank and 1 for differential)
11Control ActionOn / Off
12No. of relay outputs2 (On indication 3 mm Red LED)
13Sensor break protectionRelay Off
14EnclosureABS plastic, Wall Mounting
15Dimensions200 x 120 x 80 mm

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