7 Programmable DC Power Supply EPS Series ■ Features & Benefits * Linear type power supply * Easy to control voltage & current with jog shuttle * 4-Digit LCD display * Constant voltage & Constant current operation * Built in Remote sensing * Set up menu structure - Protection : OVP,OCP EPS-304SD - Limit voltage & current available - Beep sound on/off available - Last power available - Password key available - Voltage & Current soft calibration - Store / Recall * Interface(SCPI) : RS-232C * Window OS operation Option : RS-485,USB,GPIB

7 ■ Specifications * Specifications are valid after 30 minute warm up time under specified temperature. MODEL EPS 304SDEPS 303EPS 305EPS 157EPS 3010 ITEM OUTPUT VOLTAGE0~30V / 0~15A0~30V 0~15V0~30V OUTPUT CURRENT0~4A / 0~7A0~3A0~5A0~7A0~10A PROGRAM ACCURACY VOLTAGE 0.05%+20 ㎷ CURRENT 0.2%+10 ㎃ READBACK ACCURACY VOLTAGE 0.05%+10 ㎷ CURRENT 0.2%+5 ㎃ RIPPLE & NOISE (20~20Mhz) VOLTAGE ≤ 2.0 ㎷ p-p CURRENT ≤ 2.0 ㎷ rms LOAD REGULATION VOLTAGE ≤ 0.01% + 2 ㎷ CURRENT ≤ 0.01% +0.5 ㎃ LINE REGULATION VOLTAGE ≤ 0.01% + 2 ㎷ CURRENT ≤ 0.01% +0.5 ㎃ PROGRAM RESOLUTION VOLTAGE 0.25 ㎷ CURRENT 0.05 ㎃ DISPLAY RESOLUTION VOLTAGE 10 ㎷ CURRENT 10 ㎃ PROTECTION ACCURACY O.V.P0.5%+0.5V O.C.P0.5%+0.5A PROGRAM Max. RANGE VOLTAGE0~31.5V / 0~15.5V0~31.5V CURRENT0~4.5A / 0~7.15A0~3.15A0~5.15A0~7.5A0~10.5A OUTPUT STABILITY VOLTAGE 0.02% + 1 ㎷ CURRENT 0.1% + 3 ㎃ TEMPERATURE CONFIG. (1 ℃ ) 30 min Warring-up VOLTAGE 0.01% + 1 ㎷ CURRENT 0.02% + 3 ㎃ AMBIENT TEMPERATURE 5 ℃ ~40 ℃ INTERFACE (SCPI)RS-232C REMOTE SENSING RANGEMax 1V per 2 Way / After setting output V, A RESPONSE TIMELocal Mode : < 2.6 sec, Remote Mode : < 0.3 sec SENSING TERMINAL INSULATION Non Insulation Conductor : ±60Vdc Insulation Conductor : ±240Vdc INSULATION Between chassis and Output : more than 100 ㏁ at DC500V Between chassis and AC Plug : more than 100 ㏁ at DC500V POWER SOURCE AC 220V 50/60 ㎐ DIMENSION (W-D-H : ㎜ ) 235 x 370 x 135 NET WEIGHT ( ㎏ ) OPTION Power Source : 100V,110V / 50,60Hz Interface : RS-485,USB,GPIB ACCESSORIESManual, Demo SW, AC Power cord, Test leads

Regulated DC Power Supply LPS-Series ■ Features & Benefits * Linear type power supply * Auto tracking operation (Dual & Triple model only) * Auto serial & parallel operation * 3-Digit display * Constant voltage & Constant current operation LPS-305 * Protection : O.V.P * Easy to control current limit without load * Output ON/OFF switch - OFF Mode : Current limit control available - ON Mode : Supply output voltage to load * 5V/3A Fixed channel (Triple Model only) - Built in Over load protection(O.L.P) LPS-303TP 7

Single Output Series ■ Specifications MODEL LPS 185LPS 305LPS 503LPS 505LPS 3010 ITEM OUTPUT VOLTAGE0~18V0~30V0~50V 0~30V OUTPUT CURRENT0~5A 0~3A0~5A0~10A OPERATION MODEConstant Voltage (C.V) & Constant current (C.C) OUTPUT POLARITYPositive & Negative LINE REGULATION ≤ 0.01% + 2 ㎷ C.V LOAD REGULATION ≤ 0.01% +3 ㎷ RIPPLE & NOISE ≤ 1 ㎷ rms LINE REGULATION ≤ 0.1%+3 ㎃ ≤ 0.1%+5 ㎃ C.C LOAD REGULATION ≤ 0.2%+3 ㎃ ≤ 0.2%+5 ㎃ RIPPLE & NOISE ≤ 5mVrms ≤ 8 ㎃ Vms DISPLAY ACCURACY (V/A)±(1% of reading + 1digit) OUTPUT ON/OFF OFF ModeAdjust Current limit control without the load ON ModeSupply setting Voltage to the load PROTECTION Over voltage protection (O.V.P) INSULATION Between chassis and Output : more than 20 ㏁ at DC500V Between chassis and AC Plug : more than 50 ㏁ at DC500V AMBIENT TEMPERATURE 5 ℃ ~ 40 ℃ POWER SOURCE AC 220V 50/60 ㎐ DIMENSION (W-D-H : ㎜ ) 235 x 370 x 135 NET WEIGHT ( ㎏ ) OPTION Power Source : 100V,110V / 50,60Hz Analog control : 0~10V ACCESSORIESManual, Fuse, AC Power cord, Test leads 8

Dual/Triple Output Series ( Tracking ) MODEL LPS 185DULPS 303DULPS 305DULPS 503DULPS 185TPLPS 303TPLPS 305TPLPS 503TP ITEM OUTPUT VOLTAGE0~18V0~30V 0~50V0~18V0~30V 0~50V OUTPUT CURRENT0~5A0~3A0~5A0~3A0~5A0~3A0~5A0~3A FIXED VOLTAGE V FIXED CURRENT A OPERATION MODE Constant Voltage (C.V) & Constant current (C.C) Tracking (Error : Less than ±0.2%) OUTPUT POLARITYPositive & Negative LINE REGULATION ≤ 0.01% + 2 ㎷ C.V LOAD REGULATION ≤ 0.01% +3 ㎷ RIPPLE & NOISE ≤ 1 ㎷ rms LINE REGULATION ≤ 0.1%+3 ㎃ C.C LOAD REGULATION ≤ 0.2%+3 ㎃ RIPPLE & NOISE ≤ 5mVrms DISPLAY ACCURACY (V/A)±(1% of reading + 1digit) OUTPUT ON/OFF OFF ModeAdjust Current limit control without the load ON ModeSupply setting Voltage to the load PROTECTION Over voltage protection (O.V.P) V/3A : Over load protection (O.L.P) INSULATION Between chassis and Output : more than 20 ㏁ at DC500V Between chassis and AC Plug : more than 50 ㏁ at DC500V AMBIENT TEMPERATURE 5 ℃ ~ 40 ℃ POWER SOURCE AC 220V 50/60 ㎐ DIMENSION (W x D x H : ㎜ ) 235 x 370 x 135 NET WEIGHT ( ㎏ ) OPTION Power Source : 100V,110V / 50,60Hz Analog control : 0~10V ACCESSORIESManual, Fuse, AC Power cord, Test leads 9

Regulated DC Power Supply RPS-Series ■ Features & Benefits * Linear type power supply * Compact & light weight * Serial & parallel operation * 3-Digit display * Constant voltage & Constant current operation RPS-305 RPS-505 * Current limit control * 5V/3A Fixed channel (Triple Model only) * Option - 4-Digit Display - Remote control with external voltage(0~5V,0~10V) RPS-303TP 10

■ Specifications Single Output Series MODEL RPS 185RPS 303RPS 305RPS 3010RPS 503RPS 505 ITEM OUTPUT VOLTAGE0~18V0~30V0~50V OUTPUT CURRENT0~5A0~3A0~5A0~10A0~3A0~5A OUTPUT POLARITYPositive & Negative OPERATION MODE Constant Voltage (C.V) & Constant current (C.C) Serial & Parallel operation RIPPLE & NOISELess than 1mVrms LINE REGULATIONLess than 0.01%+2mV for power source voltage change of ±10% LOAD REGULATIONLess than 0.01%+3mV for load change of 0 to 100% VOLTAGE ACCUARCY±(1% of reading +1digit) CURRENT ACCUARCY±(1% of reading +1digit) INSULATION Between chassis and output : more than 10 ㏁ at DC500V Between chassis and AC plug : more than 50 ㏁ at DC500V AMBIENT TEMPERATURE 5 ℃ ~ 40 ℃ POWER SOURCEAC 220V 50,60Hz DIMENSION(W-D-H : mm)130 x 255 x x370x145130x255x150235x370x145 NET WEIGHT(Kg) OPTION Display : 4-Digit Analog control : 0~10V Over current protection (O.C.P) Power Source : 100V,110V / 50,60Hz ACCESSORIESManual, Fuse, AC Power cord, Test leads 11

Dual / Triple Output Series MODEL RPS 303DURPS 305DURPS 503DURPS 303TPRPS 305TPRPS 503TP ITEM OUTPUT VOLTAGE0~±30V0~ ± 50V0~ ± 30V0~±50V OUTPUT CURRENT0~3A0~5A0~3A 0~5A0~3A FIXED VOLTAGE V FIXED CURRENT A OUTPUT POLARITYPositive & Negative OPERATION MODE Constant Voltage (C.V) & Constant current (C.C) Serial & Parallel operation RIPPLE & NOISELess than 1mVrms LINE REGULATIONLess than 0.01%+2mV for power source voltage change of ±10% LOAD REGULATIONLess than 0.01%+3mV for load change of 0 to 100% VOLTAGE ACCUARCY±(1% of reading +1digit) CURRENT ACCUARCY±(1% of reading +1digit) INSULATION Between chassis and output : more than 10 ㏁ at DC500V Between chassis and AC plug : more than 50 ㏁ at DC500V AMBIENT TEMPERATURE 5 ℃ ~ 40 ℃ POWER SOURCEAC 220V 50,60Hz (Option : 110V) DIMENSION(W-D-H : mm)235 x 370 x 145 NET WEIGHT(Kg) OPTION Display : 4-Digit Analog control : 0~10V Over current protection (O.C.P) Power Source : 100V,110V / 50,60Hz ACCESSORIESManual, Fuse, AC Power cord, Test leads 12