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COSEL Power Supply, Noise Filter 2025 Product Catalog
AC-DC Power Supplies Enclosed TypeInstruction Manual4.4 Grounding!Ensure that the input FG terminal is connected to safety ground ofthe system.4.5 Variable Speed Fan!The power supply has built-in variable spped cooling fan. The fanspeed is a function of load and ambient temperature.5 Options? -I4! Option -I4 models provide MODBUS-RTU communication interface.! Please refer to“HFA Series MODBUS Communication Manual”fordetails.! A,B,SGND,ADDR0 and ADDR1 terminal are not isolated fromAUX.! A,B,SGND,ADDR0 and ADDR1 terminal are isolated frominput,output,FG,CN1,CN2,RC,WRN and PG terminal.! The connector CN3 is the interface for MODBUS communication.5.1 Outline of Options*Please contact us for details of specifi cations and lead time.*You can combine multiple options.? -R!The logic of the remote in -R option is reversed from the standardunit. Remote ON/OFF specification of Option-R is on Table 5.1and Table 5.2.Table 5.1 Remote ON/OFF specifi cation of Option-R (RC-RCG)OutputBetween RC and RCGOFFL level (0 to 0.5V) or OpenONH level (4.5 to 15V)Table 5.2 Remote ON/OFF specification of Option-R (Case of Fig.1.3)Connection methodFig.1.3 (a)Fig.1.3 (b)Fig.1.3 (c)Output OFFOutput ONBase pinRCGAUXGRCG, AUXG? -G!-G option has the lower leakage current spec.!Differences from standard versions are summarized in Table 5.3.Table 5.3 Low leakage current typeSpecifi cationsHFA3500TF-48-GHFA3500TF-65-GRemarksLeakage Current0.5mA max480VAC 60HzConducted NoiseN/AOutput Ripple Noise150% of standard unitsHFA-13
