Keep this device away from children and unauthorized
users.
Indoor use only. Keep this device away from rain,
moisture, splashing and dripping liquids. Never put objects
filled with liquids on top of or close to the device.
DO NOT disassemble or open the cover under any
circumstances. Touching live wires can cause lifethreatening electroshocks. There are no user-serviceable
parts inside the device. Refer to an authorized dealer for
service and/or spare parts.
Always disconnect mains power when device not in use or
when servicing or maintenance activities are performed.
Handle the power cord by the plug only.
Keep this device away from dust and extreme
temperatures.
Protect this device from shocks and abuse. Avoid brute
force when operating the device.
Do not use the device when damage to housing or cables
is noticed. Do not attempt to service the device yourself
but contact an authorised dealer.
USER MANUAL
1. Introduction
To all residents of the European Union
Important environmental information about this product
If in doubt, contact your local waste disposal authorities.
Thank you for choosing Velleman! Please read the manual thoroughly before
bringing this device into service. If the device was damaged in transit, do
not install or use it and contact your dealer.
2. Safety Instructions
This symbol on the device or the package indicates that disposal of
the device after its lifecycle could harm the environment. Do not
dispose of the unit (or batteries) as unsorted municipal waste; it
should be taken to a specialized company for recycling. This device
should be returned to your distributor or to a local recycling
service. Respect the local environmental rules.
Refer to the Velleman® Service and Quality Warranty on the last pages
of this manual.
Familiarise yourself with the functions of the device before actually
using it.
All modifications of the device are forbidden for safety reasons. Damage
caused by user modifications to the device is not covered by the
warranty.
Only use the device for its intended purpose. Using the device in an
unauthorised way will void the warranty.
Damage caused by disregard of certain guidelines in this manual is not
covered by the warranty and the dealer will not accept responsibility for
any ensuing defects or problems.
Keep this manual for future reference.
4. Features
handheld DC switching power supply
large LCD display for voltage and current
compact and lightweight design
adjustable from 0.3-30 V, up to 3.75 A with maximum continuous
power of 50 W
works in constant voltage and current mode
2 built-in USB ports (2 x 2 A)
short-circuit protection
fuse-protected
test leads not included
5. Quick Start
5.1 Overview
Refer to the illustrations on page 2 of this manual.
5.2 Preparation
Connect the device to the mains to switch it on. The device will start the
self-check process.
Press the STORE/RECALL button to store/recall a pre-set
value to/from the memory bank.
V/A
Press V/A to switch between the current and voltage
measurements.
Press the USB button to enter the USB power-charging
mode. Adjust the voltage to 5.2 V and the current to 3 A.
Press the OUT button to use the device as power charger.
Press the USB button again to exit the function.
Press the OUT button to put the power supply in output
status and read the current and voltage values on the
display. Press again to exit the function.
Press the UP button to activate the backlight.
Press the DOWN button to deactivate the backlight.
Press the LEFT button to decrease the display contrast.
Press the RIGHT button to increase the display contrast.
SET
Press SET and adjust the values with the arrow keys. Press
V/A to switch between current and voltage.
REMARK
It is possible to set the voltage or current once the
outputs are valid. However, for the protection of
the load, it is recommended to stop the output
before voltage or current setting.
Due to the total power limit, current settings might
be decreased automatically once the voltage
setting is increased.
5.3 Keypad
5.4 Basic Operations
Voltage and Current Setting
1. Connect the device to the mains.
2. Press the OUT button to deactivate the output mode.
3. Press V/A to select the voltage or current mode.
4. Press the SET button to enter the setting mode.
5. Press or to select the digit, adjust the selected value with or .
voltage ................................................ ≤ 10 mV rms/150 mV p-p
current ................................................ ≤ 10 mV rms/150 mV p-p
temperature coefficient @ 0-40 °C (± % of output + offset)
voltage ....................................................................... ≤ 0.05 %
current ........................................................................ ≤ 0.1 %
dimensions ............................................................... 185 x 88 x 38 mm
weight ...................................................................................... 370 g
power cable ............................ CEE 7/16 Euro plug type C to C7 connector
power cable length ................................................................... 1.20 m
Use this device with original accessories only. Velleman nv cannot
be held responsible in the event of damage or injury resulting from
(incorrect) use of this device. For more info concerning this product
and the latest version of this manual, please visit our website
www.velleman.eu. The information in this manual is subject to
change without prior notice.