41
LAYOUT OF PCB BOARDS
Rif Sign Description
18 DSP1 Digital display (DSP1)
19 S5,S6 DIP switch (S5, S6)
20 CN31 Port for high pressure switch (CN31)
21 CN29 Connection for low pressure switch and quick control (CN29)
22 S3 Rotary immersion switch (S3)
23 CN35 Port for temperature sensors (TW_out, TW_in, T1, T2, T2B )
24 CN28 Port for XYE communication
25 S5, S6 DIP switch
26 CN37 Port for D1D2E communication
27 CN22 Port for electrical expansion valve
28 CN30 Port for 15VDC fan power supply
29 CN53 Port for 310VDC fan power supply
30 CN107 Port for fan
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