background image

DCP42

en

GB_V1.5

   

12/14

 

11

6.2

 

Function

 

A/B/C

 

Waveform

 

Generator

 

Preset

 

1

 

=

 

A

 

Preset

 

2

 

=

 

B

 

Preset

 

3

 

=

 

C

 

FUNC

 

(A/B/C)

 

sets

 

the

 

duration

 

(from

 

0

 

to

 

600

 

seconds)

 

that

 

the

 

voltage

 

generator

 

remains

 

ON

 

at

 

the

 

specified

 

output

 

voltage

 

level

 

before

 

moving

 

to

 

another

 

voltage

 

level.

 

 

6.2.1

 

Set

 

FUNC

 

(A/B/C):

 

1.

 

Enter

 

the

 Δ

V/

Δ

t

 

setting

 

first

 

(Refer

 

to

 

the

 

Set

 

Mode

 

section

 

4.3.)

 

2.

 

Turn

 

the

 

Voltage

 

control

 

knob

 

to

 

select

 

the

 

desired

 

function

 

and

 

then

 

turn

 

the

 

Current

 

control

 

knob

 

to

 

set

 

the

 

time

 

period

 

(0

 

to

 

600

 

seconds)

 

for

 

the

 

chosen

 

voltage

 

level.

 

3.

 

Pressing

 

the

 

Current

 

control

 

knob

 

toggles

 

coarse

 

and

 

fine

 

tuning

 

of

 

the

 

time

 

period.

 

4.

 

To

 

generate

 

waveforms,

 

the

 

Func

 

A/B/C

 

button

 

is

 

used

 

in

 

conjunction

 

with

 Δ

V/

Δ

t

 

button

 

(the

 

time

 

period

 

from

 

one

 

voltage

 

level

 

to

 

another

 

voltage

 

level)

 

5.

 

Using

 

the

 

above

 

functions

 

simultaneously,

 

3

 

reversible

 

pairs

 

(AB

 

&

 

BA,

 

BC

 

&

 

CB,

 

AC

 

&

 

CA)

 

can

 

be

 

used

 

to

 

generate

 

waveforms.

 

 

Example

 

1:

 

Pulse

 

waveform

 

with

 

3sec

 

at

 

10V

 

and

 

1sec

 

at

 

5V.

 

Set

 

A

 

(Preset

 

1)

 

=

 

5V,

 

set

 

B

 

(Preset

 

2)

 

=

 

10V

 

Set

 

Func

 

A

 

=

 

1

 

second

 

by

 

turning

 

the

 

Current

 

control

 

knob

 

Func

 

B

 

=

 

3

 

seconds

 

using

 

the

 

same

 

procedure

 

as

 

above

 

Set

 

Δ

t

 

a

b

 

=

 

0

 

,

 

Set

 

Δ

t

 

b

a

 

=

 

0

 

 

6.2.2

 

Generating

 

Wave

 

Form

 

To

 

generate

 

the

 

waveform

 

push

 

SHIFT

 

and

 

then

 

press

 

the

 

Δ

V/

Δ

t

 

button

 

The

 

waveform

 

will

 

repeat

 

cyclically

 

until

 

the

 

SHIFT

 

button

 

and

 

then

 

the

 

Δ

V/

Δ

t

 

button

 

is

 

pressed.

 

 

Example

 

2:

 

Triangle

 

waveform

 

Set

 

A

 

=

 

5V,

 

B

 

=

 

10

 

V

 

Set

 

Δ

t

 

a

b

 

=

 

3

 

seconds,

 

Set

 Δ

t

 

b

a

 

=

 

3

 

seconds

 

Set

 

Func.

 

A

 

=

 

3

 

seconds,

 

Set

 

Func.

 

B

 

=

 

3

 

seconds

 

 

Note:

 

The

 

waveform

 

generator

 

can

 

be

 

operated

 

via

 

the

 

remote

 

programming

 

software

 

(with

 

waveform

 

preview

 

and

 

graphical

 

datalogging

 

output

 

presentation

 

features).

 

Details

 

are

 

provided

 

in

 

the

 

section

 

4

 

titled

 

‘PC

 

Software

 

Program’.

 

Please

 

verify

 

that

 

the

 

Preset

 

keys

 

are

 

both

 

lit

 

and

 

that

 

one

 

is

 

flashing.

 

The

 

flashing

 

light

 

will

 

jump

 

from

 

one

 

to

 

the

 

other,

 

A

 

to

 

B,

 

then

 

B

 

to

 

A.

 

The

 

waveform

 

will

 

repeat

 

cyclically

 

until

 

SHIFT

 

and

  

then

 

Δ

V/

Δ

t

 

are

 

pressed

 

again.

 

Examples

 

3,

 

4,

 

and

 

5

 

are

 

provided

 

in

 

Appendix

 

A

 

later

 

in

 

this

 

guide.

 

Summary of Contents for DPC42

Page 1: ...USER GUIDE Model DCP42 160W Laboratory Grade Constant Power Switching Mode Power Supply...

Page 2: ...Activating the Remote Control Mode 8 4 3 3 Deactivating the Remote Control Mode 8 4 3 4 Factory Default Reset 8 5 OPERATION 9 5 1 Powering the Supply 9 5 2 Switching the Power Supply ON and Self Test...

Page 3: ...sing 12 6 4 1 Connection 12 6 4 2 Disconnection 12 6 5 Remote Control Operation 13 6 5 1 REMOTE CONTROL METHOD 1 Using two external DC voltage sources 13 6 5 2 REMOTE CONTROL METHOD 2 Using two 0 to 5...

Page 4: ...plications Features include the following Dual action Course Fine tuning provides smooth accurate and quick setting of Voltage Current Setting changing and verifying the current limit level is conveni...

Page 5: ...nd clear up the cause first Replace the AC fuse with the same type and rating as the original fuse The maximum output voltage of the DCP42 exceeds 60VDC avoid touching the metal contact parts at the o...

Page 6: ...et Keyd 1 2 3 Menu Key Shift Key Lock Unlock Key A W meter Key Output ON OFF V t Key 7 Output Safety Jacks Rated 10A 8 USB Remote Control port For access to computer to run cyclical operation with pro...

Page 7: ...red down 4 The user can change these output settings using the voltage and current knobs Recall No Output Voltage Output Current P1 5V Maximum P2 13 8V Maximum P3 40V Maximum 4 3 Set Mode Enter the Se...

Page 8: ...s located on the front panel will be locked the Lock Unlock button light switches ON 4 3 3 Deactivating the Remote Control Mode a Press the Lock Unlock button to unlock all of the function keys b Repe...

Page 9: ...d then fine tuning The display will resume its normal brightness after few seconds to confirm an adjustment 5 4 Connecting the Power Supply and running a Test 1 Connect the equipment under test to the...

Page 10: ...CB Using the AB setting as an example turn the Voltage control knob until A b appears on the voltmeter display and then turn the Current control knob to set to desired transit time t 5 seconds for exa...

Page 11: ...waveforms Example 1 Pulse waveform with 3sec at 10V and 1sec at 5V Set A Preset 1 5V set B Preset 2 10V Set Func A 1 second by turning the Current control knob Func B 3 seconds using the same procedur...

Page 12: ...to confirm and to return to normal operation Note The UVL and UCL settings default to the maximum output value 6 4 Remote Sensing Note Observe warnings displayed by the Power Supply an incorrect disco...

Page 13: ...the power supply by varying the external voltage source Short circuit the main output with 14AWG wire to check the CC setting on the display while varying the external voltage source 6 5 2 REMOTE CONT...

Page 14: ...all and use the software please refer to the instructions provided on the supplied CD ROM and or the instructions provided in the HELP Utility within the software program Check the software download p...

Page 15: ...Up Down Left Right keys on PC keyboard for new locations 3 Data that exceed the rated voltage and current will not be accepted 4 Voltages that exceed the UVL Upper Voltage Limit will not be accepted...

Page 16: ...Set t a b 1 second Set t b a 2 seconds Set Func A 3 seconds Set Func B 3 seconds Example 4 Irregular waveform Set A 5V B 10 V Set t a b 2 second Set t b a 2 seconds Set Func A 2 seconds Set Func B 6 s...

Page 17: ...ise peak peak Voltage 80mVp p Current Ripple Noise peak peak 50mA Meter Type Accuracy Voltage Meter 4 Digit LED Display 0 1 5 counts Current Meter 4 Digit LED Display 0 1 5 counts Resolution Output Vo...

Page 18: ...P 3 0KVac I P F G 1 5KVac O P F G 0 5KVac Insulation Resistance I P O P I P F G O P F G 100Mohm 500Vdc EMC CE EN55011 Harmonics Current Emission EN 61000 3 2 Voltage Fluctuations Flicker EN 61000 3 3...

Page 19: ...heck to see if any ventilation holes are blocked also check that there is sufficient clearance around the power supply Listen carefully for the short wind sound emanating from the cooling fan when the...

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