Extech Instruments DPC42 User Manual Download Page 5

DCP42

en

GB_V1.5

   

12/14

 

5

2.

 

Safety

 

This

 

manual

 

contains

 

important

 

safety

 

and

 

operation

 

instructions

 

for

 

correct

 

use

 

of

 

the

 

power

 

supply.

 

Read

 

through

 

the

 

manual

 

and

 

pay

 

special

 

attention

 

to

 

the

 

markings

 

and

 

labels

 

of

 

this

 

unit

 

and

 

equipment

 

to

 

be

 

connected.

 

Pay

 

special

 

attention

 

to

 

these

 

two

 

types

 

of

 

notices

 

used

 

in

 

this

 

manual:

 

WARNING

 

:

 

Failure

 

to

 

observe

 

this

 

warning

 

may

 

cause

 

injury

 

to

 

persons

 

and

 

damage

 

to

 

power

 

supply

 

or

 

connected

 

equipment.

 

CAUTION

 

:

 

Failure

 

to

 

observe

 

this

 

warning

 

may

 

result

 

in

 

damage

 

to

 

equipment

 

and

 

improper

 

functioning

 

of

 

the

 

power

 

supply.

 

WARNING

  

 

Do

 

not

 

use

 

this

 

power

 

supply

 

near

 

water

 

 

Do

 

not

 

operate

 

or

 

touch

 

this

 

power

 

supply

 

with

 

wet

 

hands

 

 

Do

 

not

 

open

 

the

 

casing

 

of

 

the

 

power

 

supply

 

when

 

it

 

is

 

connected

 

to

 

ac

 

mains

 

 

Refer

 

all

 

servicing

 

to

 

qualified

 

service

 

personnel

 

only

 

 

Before

 

replacing

 

the

 

AC

 

fuse,

 

determine

 

the

 

cause

 

and

 

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

 

output

 

terminals

 

CAUTION

  

 

Use

 

a

 

grounded

 

3

 

pin

 

AC

 

source

 

 

This

 

unit

 

is

 

intended

 

for

 

indoor

 

use

 

only

 

 

Do

 

not

 

operate

 

or

 

place

 

this

 

unit

 

in

 

a

 

humid,

 

dusty

 

location

 

 

Do

 

not

 

operate

 

this

 

unit

 

in

 

direct

 

sunlight

 

or

 

near

 

any

 

heat

 

source

 

 

Before

 

plugging

 

into

 

local

 

AC

 

mains,

 

check

 

the

 

rating

 

label

 

at

 

the

 

back

 

of

 

the

 

unit

 

 

Do

 

not

 

block

 

any

 

ventilation

 

openings

 

of

 

the

 

unit

 

 

This

 

unit

 

must

 

be

 

used

 

within

 

the

 

specified

 

rating;

 

regular

 

excessive

 

continuous

 

loading

 

may

 

cause

 

damage

 

to

 

the

 

power

 

supply

 

 

The

 

gauge

 

size

 

of

 

the

 

input

 

power

 

cable

 

must

 

be

 

at

 

least

 

0.75mm

2

 

and

 

the

 

total

 

length

 

of

 

power

 

cable

 

must

 

not

 

exceed

 

3m

 

 

Input

 

Fuse

 

Recommended:

 

T3AL250V

 

(3A

 

Time

Lag)

 

ENVIRONMENTAL

 

CONDITIONS

 

FOR

 

OPERATION

 

 

10

80%

 

R.H.

 

(Relative

 

Humidity)

 

 

Altitude

 

up

 

to

 

2000m

 

(6561

 

ft.)

  

 

Installation

 

category:

 

CAT

 

2

 

 

Pollution

 

degree:

 

2

 

 

Mains

 

supply

 

voltage

 

fluctuation

 

up

 

to

 

±10%

 

of

 

normal

 

voltage

 

 

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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