Workzone GT1379 User manual

Power meter
User`s Guide
After Sales Support
Now you have purchased a Workzone™ product
you can rest assured in the knowledge that as well as your 3 year
parts and labour warranty you have the added peace of mind of
dedicated helplines and web support.
AFTER SALES SUPPORT
UK / N.IRELAND HELPLINE NO 0800 328 6020
REP. IRELAND HELPLINE NO 00800 4467 5888
E-MAIL SUPPORT [email protected]
MODEL NUMBER: GT1379

02
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E-mail Support [email protected]
Model Number: GT1379 03
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Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379
IntroductionContents
03 Introduction
04-08 Safety Information
06-07 Battery information
08-10 Before Operation
08 Insertion of batteries
09 Unusual display
09-10 Setting the time
10 Changing the time format
11-15 Operating elements and LCD display
16-22 Operation
16-20 Entry of the power prices
21-22 Setting the overload warning
23-25 Overview of the displays
26-27 Technical data
28 Cleaning and care
28-29 Disposal
29 Conformity declaration
30-31 Warranty
32 Warranty card
Congratulationsonchoosing to buy a Workzone™
product.
By doing so you now have the assurance and peace of mind
that comes with purchasing a product made by one of Europe’s
leading manufacturers.
All products brought to you by Workzone™ are manufactured to
the highest standards of performance and safety, and, as part of
our philosophy for customer service and satisfaction, are backed
by our comprehensive 3 YearWarranty.
We hope you will enjoy using your purchase for many years to
come.

04
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Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379 05
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379
Safety Instructions
Beforeyou operateyourpowermeter, please note
the following points:
 • Caution!
Themetershouldonlybeused pursuantto IEC664ininstallation
category II (CAT II), i.e. its temporary voltage must not exceed
2500 V. The power supply for residential areas and industrial
areas generally belong to this category.
 • Withthepowermeter,onlythosefunctionsdescribedinthese
operating instructions are permitted to be carried out.
 • Thedeviceisexclusivelydesignedforprivateuse.
 • Priortoinitialoperation,pleasereadtheseoperatinginstructions
carefully and particularly pay attention to the safety instructions
in the next section.
 • Ifpossible,keeptheoperatinginstructionsreadytohandnear
the device.
 • Ifyoushouldpassthedeviceontootherpersons,pleasealso
provide them with these operating instructions.
Safety Instructions
 • Riskofelectricalshock!Thedeviceoperateswithhazardous
voltage.
 • Childrenarefrequentlynotawareofthehazardscausedby
electrical devices. Therefore, do not allow children to handle the
device unsupervised.
 • Thedevicemustbekeptoutofreachofchildren.
Thepowermeterisnotatoy!Improperusecouldcausean
electricshockwhichmaycauseaninjuryorevendeath!
 • Donotusethepowermeteroutdoors.
 • Donotusethedeviceindampareas.Keepaminimumdistance
of 1 metre away from sources of moisture, such as sinks, etc.
 • Thedevicemustnotcomeintocontactwithdrippingorspray
water,orotherliquids.Riskofelectricshock!
 • Onlyconnectthedevicetoaproperlyinstalledandfused230V
socket.
 • Neverpluginseveralpowermetersinsequenceand
respectively, do not connect the device to similar devices.
 • Donotcarryoutanychangestothedevice.

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 • Donotoperatethedeviceifitdisplaysvisibledamage.Repair
mustexclusivelybecarriedoutbyqualifiedspecialistpersonnel.If
required,contactourServiceCentre,seeWarranty conditions.
Battery information
 • Thepowermeteroperatesusing2batteries(buttoncells)sized
LR-44orAG-13(thesebatteriesareincluded).
 • Neverrechargebatteries!Explosionhazard!
  Keepbatteriesawayfromchildren,donotthrowintofire,short
circuit or dismantle.
 • Cleanbatteryanddevicecontactspriortoinsertion,ifrequired.
 • Immediatelyremovedepletedbatteriesfromthedevice!
Increasedriskofleakage!
 • Donotexposebatteriestoanyextremeconditions,e.g.on
radiators!Increasedriskofleakage!
Avoidcontactwithskin,eyesandmucousmembranes. In case of
contact with battery acid, immediately rinse the affected area
with plenty of clear water and immediately contact a doctor.
 • Alwaysreplaceallbatteriesatthesametime.
Only use batteries of the same type, do not use
different types or used and new batteries together.
 • Immediatelycontactadoctor,ifabatteryshouldbeswallowed.
 • Batteriesarenotpermittedtobedisposedofwithhousehold
waste. Every consumer is legally obligated to dispose of batteries
properly.
  CAUTION:
Priortoinitialuse,removetheblackprotectivestripfromthe
battery compartment.
Safety Instructions Safety Instructions

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Insertion of the batteries
1. If applicable, disconnect the power meter from the power source.
2. Pullthebatteryholder(reverseside,abovetheplug)straight
out of the power meter.
3. Insertthebatteries(1.5Vbuttoncells,sizeLR-44orAG-13),as
shownonthebatteryholder.Payattentiontothecorrectpolarity
(+ / -) when inserting.
4. Line up the battery holder for mounting onto the power meter
(angled edges together).
5. Insert both of the contacts on the battery holder into the slits
on the mount and press the battery holder into the power
meter.NOTE: If you should not use the device for an extensive
period of time, remove the batteries from the device, in order to
avoid premature depletion and possible leakage.
Before Operation
Unusual display
If an unusual display should be shown, or not respond to the
pressing of the buttons, an initialisation needs to take place.
1. Pullthebatteryholder(reverseside,aboveplug)straightoutof
the power meter.
2. PresstheSETbuttonandkeepitpresseddownwhileyou
re-insert the battery holder with the batteries.
Setting the time
1. PresstheSETbutton.Thedisplayforhourswillflash.
2. Set the hour with the arrow up/arrow down buttons.
3. PresstheSETbutton.Theminutedisplaywillflash.
4. Set the minutes with the arrow up/arrow down buttons.
5. PresstheSETbutton.Thedisplayforthedayoftheweekwill
flash.
6. Set the day of the week using the arrow up/arrow down
buttons.
7. PresstheSETbutton,inordertosavetheentry.
Before Operation

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Hint: For fast-forward/fast-reverse, keep the arrow button
pressed in for setting.
Change time format
(24-hour display <-> 12-hour display)
1. Keeparrow up button pressed down for 3 seconds.
Before Operation Operating elements and LCD display
1 Arrow up
 • Switchesbetweentwotimeformats:Timewithsecondsandtime
with day of the week.
 • Increasesthevaluebeingset.

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2 Arrow down
 • Switchesthedisplay:Voltageandfrequency,amperesand
frequency,max.amperesandfrequency,wattswith
the power factor *, max. watts, overload, depending on the set
value (W or A).
 • Select.
 • Reducesthesettingvalue.
* The power factor (0.20 to 1.00) is a yardstick for how
effectivelytheelectricalenergyisbeingutilised. A higher power
factor represents the use of the electrical energy and ultima-
tely also the higher degree of efficiency.
3PRICE
 • Switchesthedisplay:Totalconsumptiontime(TOTALTIME),
powerpriceRP(PRICEKWh€),powerpriceDP(PRICEKWh2€),
totalprice(TOTAL€),totalconsumptionKWh.
Operating elements and LCD display
4 SET
 • Withinthetimeformat:Switchtoentrymodefortime,minutes
and day of the week.
 • Withinthevoltageandfrequencydisplay:Switchtoentrymode
of the overload value (W or A).
 • Jumptothenextentryposition.
5OVERLOAD
 • Illuminatesred,ifthesetoverloadvalueisexceeded.
Operating elements and LCD display

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6 LCD-Display
 • Fieldleft: Display of time, day of the week, power
factorandfrequency.
Serves to enter the start time (start of measurement) with the
regularpowerprice(RP).
Servesto enterthestarttime(startofmeasurement) with the
discountedpowerprice(DP).
Operating elements and LCD display
 • Fieldright: Display of volts, amperes, max. amperes, watts,
max. watts, overload, depending on the set value (W or A).
Serves to enter the overload value for watts or amperes.
 • Fieldbottom: Display of total consumption period (TOTAL
TIME),powerpriceRP(PRICEKWh€),powerpriceDP(PRICE
KWh2€),totalprice
(TOTAL€),totalconsumptionKWh.
  Servestoenterthe1stpowerprice(RP,regularpowerprice)
andthe2ndpowerprice(DP,discountedpowerprice).
Operating elements and LCD display

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Entry of the power prices
(regularpowerpriceRPanddiscountedpowerpriceDP)
IMPORTANTINSTRUCTIONS: A correct measurement with entry
of the regular and discounted power price can only take place if
the current time is set (see BEFOREOPERATION). The conversion
of the time from summer time to winter time/winter time to
summertimemustbecarriedoutmanuallyandisonlyrequired
for the current time. If you do not press a button for 60 s during
entry, the display will return to the starting position.
If only one power price should consistently apply in your
household, then only the entry of the power price is necessary:
 • Forthis,carryoutthesettingsthataredescribedunderpoints
1 to 5.
 • Thenpress 4 SET button repeatedly, until your reach the
starting display:
Operation
 • Timewithseconds/dayoftheweek.voltage(V)andtotal
consumption(KWh).
1. Pressthe3PRICE button twice.
  •ThefieldatthebottomdisplaysPricekWh€.
2. Pressthe 4 SET button once.
  •ThefieldatthebottomshowsPRICEKWh€insixnumbers.
The first number 5 flashes.
3. Pressthe 1 arrow up / 2 arrow down button, in order to carry
out the entry for the first number.
NOTE: If the zero is to remain, go to step 4.
4. Confirm the entry and switch to the next number with the
4 SET button.
Operation

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5. Repeatsteps3and4forallnumbers.
  •Thedecimalpointrepresentsthecomma.
6. After you have confirmed the last number, in the field left, the
display flashes for hours.The time is identified with the letters
RP.
  •Enterthestarttime(startofmeasurementinhoursand
minutes)withtheregularpowerprice(RP).
7. The setting takes place with the 1 arrow up / 2 arrow down
buttons and by confirmation with the 4 SET button.
8. AfteryouhaveconfirmedtheRPtimewiththe
4 SETbutton,youreachtheentryforthesecondprice(DP).
  •Thefieldbottom shows PRICEKWh2€insixfigures.Thefirst
number flashes.
9. Repeattheentryforthediscountedpowerprice(DP),as
described under points 3 to 5.
Operation
10. After you have confirmed the last number, the display for the
hours flashes in the field on the left. The time is identified with
the letters DP.
  •Enterthestarttimehere(startofmeasurementinhoursand
minutes)withthediscountedpowerprice(DP)(seepoint7).
11. AfteryouhaveconfirmedtheDPtimewiththe4 SET button,
you reach the starting display:
  •Timewithseconds/dayoftheweek,voltage(V)andtotal
consumption(KWh).
Your power meter is now ready to use. Connect the device to a
properly installed and fused 230V socket.
Operation

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  Nowconnecttheconsumer/consumers(usingapoweroutlet
strip to the power meter.
  Notethatthetotaloutputoftheconnectedconsumersmust
not exceed 3120 watts.
  Ifrequired,deletethevaluesfortotalconsumption(KWh),total
consumptiontime(TOTALTIME)andtheprice,bypressingand
holding the 3PRICEbutton for 3 seconds.
Operation
Setting the overload warning
 (OVERLOAD)
1. Ifrequired,switchovertothedisplayoftime,
frequency(Hz)andvoltage(V)bypressingthe
2 arrow up button.
  •Thisstepisonlynecessaryif,inthedisplayontheleft,the
time with seconds and days of the week are shown.
2. Pressthe4 SET button once.
  •Thedisplayon the right shows 000 with a flashing W (watts)
and the lettering, OVERLOAD.
Operation

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3. Pressthe1 arrow up or 2 arrow down button, in order to select
the watts (W) or amperes (A) overload warning.
4. Pressthe4 SET button, in order to reach the entry mode.
  •Thedisplayontheright showsaflashingplaceholderfor the first
number.
  •Withthepre-selectionforwatts(W),thenumbers1,2or3
can be entered (possible maximum entry is 3999).
  •Withthepre-selectionforamperes(A),onlythenumber1can
be entered (maximum possible entry is 19.99).
5. The setting takes place with the 1 arrow up / 2 arrow down
buttons and by confirming with the 4 SET button.
  •Afterenteringthelastnumber,thesetvalueremainsinthe
display.
NOTE: If the set value is exceeded, OVERLOADflashes in the
display and the OVERLOAD display 5 illuminates red.
Delete the setting by overwriting or by pressing and holding
the 2 arrow down button for 3 seconds.
Operation
Field left
Repeatedlypress arrow up button: Display switches between
time with seconds and time with day of the week.
Field right
Repeatedlypressarrow down button:
Displayofthevoltagenumber(V)andfrequencydisplay(Hz)
in field left.
Display of amperes (A) number. Display of the max. amperes
number (A).
Overview of the displays

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Display of the watt number (W) and the power factor in the
field left.
Display of the max. amperes number (A).
Display of the set value for the overload warning amperes (A).
If the overload warning for watts (W) has been entered, this
will be displayed.
Field bottom
RepeatedlypressPRICE button:
Display of the total consumption time.
NOTE: The display of the total consumption time takes place
up to 99:59:59 (hh:mm:ss) in second intervals. After that, the
display changes to hhhh:mm and counts the total consumption
time in minute intervals.The maximum display of the total
consumption time is 9999 hours and 59 minutes
(approx. 416 days).
Displayoftheregularprice(RP)forKWh.
Displayofthediscountedprice(DP)forKWh.
Overview of the displays
Displayofthepriceforthepowerused(TOTAL€).
Displayofthetotalconsumption(KWh).
Overview of the displays

26
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379 27
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379
Input/output voltage: 220VAC-240VAC ~ 50 Hz
Powerinput: max.13A/3120W
Voltage display: 190 V - 276 V
Frequencydisplay: 40-70Hz
Powerinputdisplay: 0.0-16A
Display start from: 0.02 A
Effective power display: 0 - 3.999 W
Resolution: 1W
Consumptionmeasurement: 0,00-9.999,99KWh
Display duration: up to 9.999 h 59’
Technical data
Measurementprecision
Volts: ± 3 % of the
measured value
Amperes: ±3 %of themeasuredvalue
/ ± 0,04 A
Watts: ± 5%ofthe measured value
/ ± 10 W
KWh: ±5%ofthemeasuredvalue
/±0,1KWh
Conditions for use
Temperature: + 5 °C to + 40 °C
Relativehumidity: max.90%
Only use in enclosed rooms.
Do not use outside.
Technical data

28
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379 29
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379
Always disconnect the power meter from the power source
when it is to be cleaned.
Thedevicemustnotberinsedorimmersedinliquids.
Use a soft, dry cloth for cleaning.
Disposal
When the device has become obsolete, please dispose of it
properly. Do not throw it into household waste, but rather, give
it to a collection centre for electrical and electronic devices.
Removethebatteriesbeforehandandgivethesetoacollection
centreforbatteries!
In the interest of environmental protection, please also ensure
theappropriaterecyclingofpackagingmaterial.Packagingisa
raw material and can be recycled.
Cleaning and care
The responsible authority will be pleased to inform you about
addresses and opening times of collection centres.
Conformity declaration
The conformity of the product with the prescribed standards is
guaranteed.
The complete conformity declaration can be found on the
Internet at www.gt-support.de.
Disposal

30
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379 31
Helpline No. UK/Northern Ireland 0800 328 6020
Rep. Ireland 00800 4467 5888
E-mail Support [email protected]
Model Number: GT1379
Model:PowerMeterGT1379
The appliance has been manufactured with
the greatest care.
The warranty period is three years from the date of purchase.
Pleaseretainthesalesreceiptasproofofpurchaseaswithoutit
the warranty claim cannot be processed.
During the warranty period, the sales receipt and the completed
warranty card with a description of the fault must be returned
once you have contacted the service centre by phone. A new
appliance will be returned.
This guarantee is in addition to your statutory rights.Your
statutory rights are not affected.
This warranty does not apply in cases of damage caused by
accident, improper use, abuse and force majeure.
This warranty will be invalidated if the appliance is tampered
with in any way whatsoever.
Warranty
For warranty claims, please first contact us by
telephoning the service centre free phone number or email:
Dario London Service Centre
POBox70
Chislehurst
BR75YH
UK
UK:08003286020
Ireland: 00800 4467 5888
[email protected]
If the appliance has to be returned to us, it must be packed
correctly as we cannot accept any responsibility for damage
caused in transit.
Warranty

POWER
METER GT1379
3YEARWARRANTYCARD
Name ___________________________________________
Address__________________________________________
________________________________________________
Email_____________________________Tel ____________
No _____________________________________________
ModelNo.________________________________________
Location of purchase ________________________________
PleasesendyourcompletedWarrantyCardto:
UK+Ireland
Dario London Service Centre
POBox70,Chislehurst,BR75YH
UK
UK:08003286020
Ireland: 00800 4467 5888
E42199 09/09