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10

(1) Constant Voltage Mode:

n

 Connect the instrument according to Graph 3-3.

o

 Turn the power switch to “ON” position, then press C.V. MODE button (the light of C.V. MODE will be

on).

p

 Press LOAD ON/OFF button (the light of LOAD will be on), the displays will indicate the value of

external voltage and current.

Example:

To set input voltage at 20V in constant voltage mode

STEP 1.

Press C.V. MODE

STEP 2.

Press V.I.R. SET

STEP 3.

Press 20 (unit is specified as “V” )

STEP 4.

Press 

↵

(2). Constant Current Mode:

n

 Connect the instrument according to Graph 3-3.

o

 Turn the power switch to “ON” position, then press C.C. MODE button (the light of C.C. MODE is on).

p

 Press LOAD ON/OFF button (the light of LOAD is on), the displays will indicate the value of external

voltage and current.

Example:

To set input current at 1.248A in constant current mode

STEP 1.

Press C.C. MODE

STEP 2.

Press V.I.R. SET

STEP 3.

Press 1.248 (unit is specified as “A” )

STEP 4.

Press 

↵

Summary of Contents for PEL-300

Page 1: ...ation regarding the Electromagnetic Compatibility and Low Voltage Equipment Directive the following standards are applied EN 61326 1 Electrical equipment for measurement control and laboratory use EMC requirements 1997 A1 1998 Conducted Emission Electrostatic Discharge IEC 1000 4 2 1995 Radiated Emission EN 55022 class B 1994 Radiated Immunity IEC 1000 4 3 1995 Current Harmonics EN 61000 3 2 1995 ...

Page 2: ...f LOAD ON OFF 13 9 Setting of STEP 14 10 Setting of MEMORY 14 11 Setting the duration of execution 16 12 Setting of repeated executions 17 13 Setting of auto execution 18 4 CALIBRATION PROCEDURES 19 4 1 Adjusting the reference voltage of C V MODE 19 4 2 Adjusting the reference voltage in 10Ω 1kΩ range of C R MODE 20 4 3 Calibrating the D A in 10Ω range of C R MODE 20 4 4 Calibrating the OFFSET of ...

Page 3: ... 4 13 Calibrating the D A in 1kΩ range of C R MODE 27 4 14 Calibrating the D A in 100Ω range of C R MODE 28 4 15 Calibrating the D A in 1Ω range of C R MODE 29 4 16 Calibrating the100Hz 1kHz range of SW MODE 30 4 17 Calibrating the D A in 10Hz 100Hz range of SW MODE 31 4 18 Calibrating the D A in 1Hz 10Hz range of SW MODE 32 4 19 D A Calibrating the SENSE current offset of C C C R MODE 33 5 APPLIC...

Page 4: ...age current and power overload prevention functions Easy access to maximum 100 files Voltage range 3 60V Current range 6mA 60A Maximum power 300W Operational modes constant voltage CV constant current CC and constant resistance CR With self testing and auto software calibration functions Meet UL CSA IEC requirement ...

Page 5: ...e Step 20mV 6V Applicable Range 6mA 60V 6A 60A 0 5 100mA 0 6A 6A 0 1 10mA Accuracy 6mA 0 6A 0 1 1mA 6A 60A 20mA 0 6A 6A 2mA Resolution 6mA 0 6A 0 2mA 6A 60A 20mA 6A 0 6A 6A 2mA 6A Constant Current CC Mode Step 6mA 0 6A 0 2mA 6A Range 1Hz 1kHz Accuracy 5 100Hz 1kHz 5Hz 10Hz 100Hz 0 5Hz Frequency Resolution 1Hz 10Hz 0 05Hz Range 10 90 Accuracy 10 Constant Current CC Mode Dynamic Status Cycle Resolut...

Page 6: ... 100Ω 1kΩ 330mΩ 100Ω 10Ω 100Ω 33mΩ 100Ω 1Ω 10Ω 3 3mΩ 10Ω Constant Resistance CR Mode Step 50mΩ 1Ω 0 33mΩ 1Ω Applicable Range 1 300W Accuracy 2 4W Power Setting Resolution 0 1W Accuracy 0 1 60mV Voltage Readback Resolution 20mV 6A 60A 0 5 100mA 0 6A 6A 0 1 10mA Accuracy 6mA 0 6A 0 1 1mA 6A 60A 20mA 0 6A 6A 2mA Current Readback Resolution 6mA 0 6A 0 2mA Memory Number of Data Saving 0 99 ...

Page 7: ...x Humidity Storage 70 Max Power Source AC 100V 120V 220V 240V 10 50 60 Hz 110V 120V T 0 5A 250V Replace Fuse Type 220V 240V T 0 2A 250V Watts 40W Rated Input VA 50VA In door Altitude up to 2 000m Installation Category II Operation Environment Pollution Degree 2 Accessories User s Manual x 1 Power Cord x 1 Dimensions 255mm D x 145mm H x 346mm W Weight 9kg approx ...

Page 8: ...5 3 OPERATION 3 1 Front and rear panels Graph 3 1 Front Panel ...

Page 9: ...6 Graph 3 2 Rear Panel ...

Page 10: ... 9 SW ON OFF To switch on off dynamic operational mode 10 AUTO To execute automatically based on pre set data under LOAD ON status ONLY 11 LOAD ON OFF Turn on off LOAD function 12 SHIFT To shift and proceed secondary functions 1 SHIFT C C MODE Over Load Reset To cancel overload protection 2 SHIFT LOCAL ADDR To set location of GPIB 3 SHIFT RCL V STO To save current data in memory 4 SHIFT RCL W RCL ...

Page 11: ...ut numbers 18 To complete data inputting 19 DC INPUT The input terminal of the electronic load Max 10A 20 LOCAL Not used 21 MEMORY To display different sets of data memorized 22 DISPLAY A To display current applied 23 DISPLAY V To display voltage applied 24 DISPLAY To display unit status and mode 25 DC INPUT The input terminal of the electronic load Max 60A 26 Ventilator To exhaust hot air 27 AC S...

Page 12: ...9 3 2 Operations Graph 3 3 PEL 300 ELECTRONIC LOAD DC POWER SUPPLY ...

Page 13: ...ge mode STEP 1 Press C V MODE STEP 2 Press V I R SET STEP 3 Press 20 unit is specified as V STEP 4 Press 2 Constant Current Mode n Connect the instrument according to Graph 3 3 o Turn the power switch to ON position then press C C MODE button the light of C C MODE is on p Press LOAD ON OFF button the light of LOAD is on the displays will indicate the value of external voltage and current Example T...

Page 14: ... set input resistance at 500Ω in constant resistance mode STEP 1 Press C R MODE STEP 2 Press V I R SET STEP 3 Press 500 unit is specified as Ω STEP 4 Press 4 Setting of maximum input power n Select C V MODE C C MODE or C R MODE o When the light of the selected mode is on press W SET button Input desired W value after the display indicating the original W value p Press LOAD ON OFF button Example To...

Page 15: ...al frequency as 1000Hz STEP 1 Press FREQ SET STEP 2 Press 1000 unit is specified as Hz STEP 3 Press 6 Setting of operational duty n Connect the instrument according to Graph 3 3 o Turn the power switch to ON position then press C C MODE button the light of C C MODE is on p Press DUTY SET button then input desired DUTY value after the display indicating the original DUTY value q Press LOAD ON OFF b...

Page 16: ...set operation in dynamic mode STEP 1 Press SW ON OFF button the light of SW is on STEP 2 Press LOAD ON OFF button the light of LOAD is on which indicates the operation is in SW mode 8 Setting of LOAD ON OFF n Turn the power switch to ON position then press C C MODE C V MODE or C R MODE button o Press LOAD ON OFF button the light of LOAD is on which indicates the load has been turned on p Press LOA...

Page 17: ... 2 Press V I R SET STEP 3 Press 1 STEP 4 Press To set STEP value at 0 33Ω in C R MODE STEP 1 Press SHIFT STEP 2 Press V I R SET STEP 3 Press 0 33 STEP 4 Press 10 Setting of MEMORY n Turn the power switch to ON position then press C C MODE C V MODE or C R MODE button o Set operational voltage current resistance frequency DUTY time and the times of execution p Press SHIFT key to enable the secondary...

Page 18: ...power at 300W STEP at 0 2A FREQ at 1000Hz DUTY at 50 To work in SW MODE and save data in the 11th batch Note In addition to setting the values of current power and STEP FREQ SET and DUTY SET should also be set while proceeding the setting of C C MODE SW function STEP 1 C C MODE STEP12 FREQ SET STEP 2 V I R SET STEP13 1000 STEP 3 1 STEP14 STEP 4 STEP15 DUTY SET STEP 5 W SET STEP16 50 STEP 6 300 STE...

Page 19: ...execution n Press SHIFT to enable the secondary function o Press AUTO key and key in digits with a decimal number before the decimal means minute the one after the decimal is specified as second for the duration of execution Examples To set the running time as 20 minutes and 38 seconds STEP 1 SHIFT STEP 2 AUTO STEP 3 20 38 STEP 4 To set the running time as 40 seconds STEP 1 SHIFT STEP 2 AUTO STEP ...

Page 20: ... the last set is specified as the number of executions q Then press Example To run batch 1 to batch 98 for 99 times STEP 1 SHIFT STEP 2 RCL W STEP 3 1 98 99 STEP 4 STEP 5 AUTO STEP 6 LOAD ON OFF To retrieve data from batch 1 till batch 18 STEP 1 SHIFT STEP 2 RCL W STEP 3 1 18 STEP 4 To run batch 1 to batch 98 endlessly STEP 1 SHIFT STEP 2 RCL W STEP 3 1 98 STEP 4 STEP 5 AUTO STEP 6 LOAD ON OFF To ...

Page 21: ... button the indicator will light up and the function will be turned on Note Be sure to complete the settings of item 1 to 7 and 10 to 12 before proceeding the setting of auto execution Example To set auto execution STEP 1 Press AUTO key the light of AUTO is on STEP 2 Press LOAD ON OFF to proceed auto execution ...

Page 22: ...lectronic load and press p When MEMORY indicates 02 set the voltage of POWER SUPPLY to around 60V and the current of it to 0 8A q Connect the output terminal of POWER SUPPLY to the input terminal of the electronic load r Test the input terminal of load by the 200V range of a DMM Adjust the POWER SUPPLY until the DMM display reads 60 00V Adjust SVR401 to make the voltage of load to be 60 00V s Pres...

Page 23: ...hen MEMORY indicates 02 key in the voltage reading no less than 7 digits including decimal of TP1 in unit of V and press t When MEMORY indicates 03 key in the voltage reading no less than 7 digits including decimal of TP1 in unit of V and press Note Applied instruments POWER SUPPLY 60V 6A DMM 5 1 2 digits Applied situation The C R MODE in 10Ω 1kΩ range is not reliable 4 3 Calibrating the D A in 10...

Page 24: ...s Note Applied instruments POWER SUPPLY 18V 20A DMM 5 1 2 digits Applied situation The C R MODE in 10Ω range is not reliable 4 4 Calibrating the OFFSET of C R MODE n Set voltage of POWER SUPPLY to 3V and current of it to 0 5A o Connect the output terminal of POWER SUPPLY to a DMM in 2A range in series Then hook up the DMM with the input terminal of the electronic load p Test the input terminal of ...

Page 25: ...mal of the DMM in unit of V and press s When MEMORY indicates 02 key in the voltage reading 5 digits including decimal of the DMM in unit of V and press t When MEMORY indicates 03 key in the voltage reading 5 digits including decimal of the DMM in unit of V and press Note Applied instruments POWER SUPPLY 60V 6A DMM 5 1 2 digits Applied situation The readings of the C V MODE are not reliable 4 6 Ca...

Page 26: ...e C C MODE in 6A range is not reliable 4 7 Calibrating the D A in 6A range of W SET n Set the voltage of POWER SUPPLY to 50V and current of it to 6 2A o Connect the output terminal of POWER SUPPLY to a DMM in 20A range in series Hook up the DMM with the input terminal of the electronic load p Test the input terminal of the load by the 200V range of a DMM Pursue a reading of 50 00V from the DMM by ...

Page 27: ...ading no less than 6 digits including decimal of the DMM in unit of A and press s When MEMORY indicates 02 key in the current reading no less than 7 digits including decimal of the DMM in unit of A and press Note Applied instruments POWER SUPPLY 60V 6A DMM 5 1 2 digits Applied situation The readings of C C MODE in 0 6A range are not reliable 4 9 Calibrating the D A in 0 6A range of W SET n Set vol...

Page 28: ...OWER SUPPLY to a DMM in 75A range in series Hook up the DMM with the input terminal of the electronic load p Test the input terminal of the load by the 20V range of a DMM Press SHIFT and C V MODE then key in 3 8 0 9 and q Adjust the POWER SUPPLY until t he DMM display reads 5 00V r When MEMORY indicates 01 and A indicates CL09 key in the current reading no less than 6 digits including decimal of t...

Page 29: ...M 5 1 2 digits Applied situation The POWER SET in 60A range is not reliable 4 12 Calibrating the reference voltage in 1Ω range of C R MODE n Set voltage of POWER SUPPLY to 17V and current of it to 1A o Connect the output terminal of POWER SUPPLY to the input terminal of the electronic load Hook up a DMM in 200V range with the input terminal of the load Press SHIFT and C V MODE then key in 3 8 1 1 ...

Page 30: ...DMM Press SHIFT and C V MODE then key in 3 8 1 2 and Pursue a reading of 60 00V from DMM by adjusting the POWER SUPPLY q When MEMORY indicates 01 and A indicates CL12 key in the current reading no less than 6 digits including decimal of the DMM in unit of A and press r When MEMORY indicates 02 key in the current reading no less than 7 digits including decimal of the DMM in unit of A and press s Wh...

Page 31: ...ORY indicates 01 and A indicates CL13 key in the current reading no less than 6 digits including decimal of the DMM in unit of A and press r When MEMORY indicates 02 key in the current reading no less than 6 digits including decimal of the DMM in unit of A and press s When MEMORY indicates 03 key in the current reading no less than 6 digits including decimal of the DMM in unit of A and press t Whe...

Page 32: ...5 00V r When MEMORY indicates 01 and A indicates CL14 key in the current reading no less than 5 digits including decimal of the DMM in unit of A and press s When MEMORY indicates 02 key in the current reading no less than 5 digits including decimal of the DMM in unit of A and press t When MEMORY indicates 03 key in the current reading no less than 5 digits including decimal of the DMM in unit of A...

Page 33: ... the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press r When MEMORY indicates 02 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press s When MEMORY indicates 03 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press t When MEMORY indicates 04 key in the frequency reading 7 digits in...

Page 34: ...key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press r When MEMORY indicates 02 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press s When MEMORY indicates 03 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press t When MEMORY indicates 04 key in the frequency reading 7 dig...

Page 35: ... frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press r When MEMORY indicates 02 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press s When MEMORY indicates 03 key in the frequency reading 7 digits including decimal of the COUNTER in unit of Hz and press t When MEMORY indicates 04 key in the frequency reading 7 digits includ...

Page 36: ...R SUPPLY until the DMM display reads 60 00V q When MEMORY indicates 01 and A indicates CL18 key in the current reading 7 digits including decimal of the DMM in unit of A and press r When MEMORY indicates 02 key in the current reading 7 digits including decimal of the DMM in unit of A and press s When MEMORY indicates 03 key in the current reading 7 digits including decimal of the DMM in unit of A ...

Page 37: ...2 and Err 04 Err 07 Input voltage current and power exceed setting Same as ERR 01 Err 02 and Err 04 Err 08 Error of the adjusting data when performing CHECKSUM Send the instrument back to the manufacturer for adjustment or adjust by yourself Err 09 Error inaccurate when performing CHECKSUM Send the instrument back to the manufacturer for repair Err 10 The time of running AUTO has not been set Re s...

Page 38: ... 254 3 29 2 35 6 24 40 6 1015 TEW Twisted Wire 10 65 0 32 5 23 3 00 3 90 55 3 Remark 1 The ambient temperature of Permissible Current is at 40 the withstanding temperature of conductor is at 105 according to the condition of the distributed single wire 2 The permissible current listed as above is suggested to be used under 70 3 If the feedback test leads are in need the level above UL CSA AWG24 22...

Page 39: ...or CAT II III and IV Measurement category I is for measurements performed on circuits not directly connected to MAINS Measurement category II is for measurements performed on circuits directly connected to the low voltage installation Measurement category III is for measurements performed in the building installation Measurement category IV is for measurements performed at the source of the low vo...

Page 40: ... earth symbol or coloured Green or Green Yellow The wire which is coloured Blue must be connected to the terminal which is marked with the letter N or coloured Blue or Black The wire which is coloured Brown must be connected to the terminal marked with the letter L or P or coloured Brown or Red If in doubt consult the instructions provided with the equipment or contact the supplier This cable appl...

Page 41: ... Disconnect the power cord before replacing fuse Cleaning the Cabinet Disconnect the AC power cord before cleaning the instrument Use a soft cloth dampened in a solution of mild detergent and water Do not spray cleaner directly onto the instrument since it may leak into the cabinet and cause damage Do not use chemicals containing benzing benzne toluene xylene acetone or similar solvents GW assumes...

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