LDR Cetra 10/28W User manual

01104020
01104120
01104030
01104130
Cetra10/28W,100WLED,3200K
Cetra10/28C,100WLED,5600K
Cetra20/40W,100WLED,3200K
Cetra20/40C,100WLED,5600K
istruzioniperl'uso
operatinginstructions
Bedienungsanleitung
instruccionesdemanejo
moded'emploi
gebruiksaanwijzing
LucidellaRibaltasrl,ViaBerna14,46042CastelGoffredomnItaly.tel+390376771777‐fax+390376772140‐email[email protected]

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
1
ENGLISH – TABLE OF CONTENTS
1. Important safety norms........................................................................... 2
2. Box Contents …………….……………………………………………………..……………….. 3
3. Weight and dimensions............................................................................3
4. Mechanical operation...............................................................................3
5. Wiring ....................................................................................................3
6. Voltage ....................................................................................................4
7. Frequency .................................................................................................4
8. Control functions and operation ..............................................................4
9. Menu ...................................................................................................4
9.1 DMX or manual mode...........................................................4
9.2 DMX address.........................................................................5
9.3 Dimmer Resolution (8/16 bit)...............................................5
9.4 DMX Frequency control (DMXCfg)........................................5
9.5 Lost DMX signal.....................................................................5
9.6 Strobe ...................................................................................6
9.7 Strobe Speed.........................................................................6
9.8 Dimming Curve .....................................................................6
9.9 Cut-off Dimming Response ...................................................6
9.10 Dimming Behaviour ............................................................7
9.11 Led Frequency adjustmet ..................................................7
9.12 LCD Screen Illumination......................................................7
9.13 Software Version and temperature control .......................7
9.14 Pro or Basic Control ............................................................7
9.15 Reset ...................................................................................7
10. Cleaning and Maintenance ....................................................................8
11. Spare Parts..............................................................................................8
12. Warranty.................................................................................................8
SUMMARY OF CONTROLS AND FUNCTIONS
13 Summary of Controls and Functions .......................................................9
14 DMX Charts............................................................................................10
14.1 DMX Chart 1......................................................................10
14.2 DMX Chart 2......................................................................10
14.3 DMX Chart 3......................................................................10
14.4 DMX Chart 4......................................................................11
LDR Conformity Certificate – Certificato di Conformità – Konformitätserklärung 12
Complaint form – Modulo di reclamo – Reklamationsformular …………………………. 13
WEEE Directive – Direttiva RAEE – WEEE Richtlinie …………………………………………… 14

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
2
ENGLISH
Thank you for choosing a quality product from Luci della Ribalta srl. We trust our products and services
meet your requirements, but if not please contact us directly using the attached feedback form to help us
improve our service quality.
This spotlight has been manufactured with great care and left our factory in perfect conditions, but if it has
been damaged in transport please contact your dealer in the first instance. A feedback form is appended.
Our warranty covers all manufacturing and component defects for one year from the date you purchased
the product.
Our products are designed for the use of professional technicians, and the instructions provided here
ensure safe and correct operation of this product. Luci della Ribalta srl will not accept any responsibility
where damage has been caused to the product or persons through improper use of the product and/or
non-compliance with the regulations described herein.
IMPORTANT: Read these user instructions before using the lighting unit
The instructions given here ensure a safe and correct usage of this product. A user’s failure to comply with
the installation, operating, maintenance and safety procedures mentioned in this manual, as well as those
generally applicable to this lighting equipment, may cause the unit not to perform as expected.
Luci della Ribalta accepts no liability for direct, indirect, incidental, special, or consequential damages
resulting from the customer’s failure to follow the installation, operating, maintenance and safety
procedures in this manual or those generally applicable to lighting equipment.
The limitation extends to damages for personal injury, property damage, loss of operations, loss of profits,
loss of product or loss of time, whether incurred in by the customer, the customer’s employees or a third
party.
Apart from the instructions given on this manual, all relevant safety and health standards of the
appropriate EU Directives must be complied with.
1. IMPORTANT SAFETY NORMS
•Warning, high voltage ignition. Disconnect the unit from power before servicing
•This product features fan-assisted ventilation. Make sure you do not cover the fans or obstruct the
air flow at any one time.
•Make sure the fans are working correctly. Should you detect even the slightest malfunction, switch
the luminaire off and carry out the necessary servicing. Replace the fan if necessary.
•This product is rated IP20 and is therefore designed for interior use only. For details on maximum
ambient temperature, minimum distance from flammable objects and tilt angle, please refer to
what indicated on the product label.
•Continuous mains power is required for this spotlight as an internal dimmer controls the intensity
via DMX or local rotary knob.
Use of a phase control dimmed mains supply may damage the internal electronics.
•Installation of this product must be exclusively carried out by professional personnel in compliance
with the safety norms in force in the country where the product is used.
•Replacement of any part of the wiring system must be carried out exclusively by professional
personnel in compliance with the original wiring diagram and with components identical to or
compatible with those originally fitted.
•Repairing and replacement of any component of this product must be carried out exclusively by
professional personnel in conformity with the relevant safety and health standards and only with
original Luci della Ribalta srl components.
•standards and only with original Luci della Ribalta srl components.

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
3
2. BOX CONTENTS
Upon opening the packaging, please make sure it contains the following:
lighting unit in the chosen model
metal colour frame 150x150mm, fitted
4 shutter blades
160cm mains power cable with fitted Neutrik PowerCon blue connector
Should one or more items miss, we kindly ask you to contact your dealer immediately.
3. WEIGHT AND DIMENSIONS
Cetra 10/28 Cetra 20/40
net weight: 9,7 kg net weight: 9,2 kg
gross weight: 11 kg gross weight: 10,8 kg
packing dimensions: 85x32x32h cm packing dimensions: 72x32x32h cm
4. MECHANICAL OPERATION
The mounting stirrup is designed to allow the spotlight to be suspended from above using a C-clamp or
similar, or supported on a stand or bracket from below.
Note: the spotlight’s location must provide suitable ventilation for the LED module.
Focus controls are located on the right-hand side of the profile. The front knob controls the focusing
whereas the rear one controls the beam size.
Beam-shaping: 4 shutter blades are supplied with the fixtures. An accessory iris diaphragm, part #
A20100707, can be purchased separately
5. WIRING
Before being connected to the mains power, this unit may need to be wired with a suitable plug if not
already installed. Make sure the plug you are using is rated for the proper power load and it conforms to
the relevant EU/UL electrical standards.
•Make sure the plug you are fitting withstands the lamp power load.
•This fixture must be grounded
•To perform a correct wiring, please note that the cores in this mains lead are colour-coded as follows:
Ground: green+yellow –Neutral: blue -Hot: brown
In case the colours of the wires do not correspond to the colour of the connection points on your plug,
please proceed as follows:
•The green or green and yellow wire must be connected to the connection point marked with the

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
4
letter E or with the symbol or coloured in green or in green-yellow
•The blue wire must be connected to the connection point marked with the letter N or with the
symbol or coloured in black
•The brown wire must be connected to the connection point marked with the letter L or with the
symbol or coloured in red
•Before you finally position this product for use, temporarily connect it to a properly fused power supply
to check the lamp works correctly.
6. VOLTAGE
Before operating this unit please refer to the product label mounted at the back of the luminaire to check
you are operating with the correct voltage.
The SAMBA A100 CM can be operated between 90V and 260V and the electronic PSU inside the fixture
will automatically switch to the available voltage.
7. FREQUENCY
Frequency on this product is automatically selected by the electronic PSU (50/60Hz)
8. CONTROL FUNCTIONS AND OPERATION
OPERATION: LCD display for DMX address, system setup and status details.
POWER: power LED status indicator , red color. ON= power
DMX: DMX LED status indicator, green color. LED OFF = DMX OFF and manual control activated , LED ON =
DMX MODE activated with no DMX signal, FLASHING LED = receiving DMX
MENU: rotary switch selector to select and modify the operational modes. Turn left or right to navigate
through the menu and press to select or to confirm
DMX IN: input DMX signal (pin1=0 , pin2= DATA- , pin3=DATA+ ).
DMX OUT : Loop through DMX signal output
POWER IN: Mains power input
POWER OUT: Mains power output
FUSE: 5x20 6.3A HPC FAST
9. MENU
There are thirteen different operation menus for the setting of the CETRA LED control functions. The
rotary selector is used to adjust the settings and to navigate through the menu structure. Turn left or right
to select the menu and push to access or to confirm the selected data or functions.
9.1 DMX OR MANUAL (Mode):
Select the LED control mode between DMX (factory setting) and manual. To change the control mode press
once the rotary selector until an arrow () appears on the menu. Turn the selector to the right or the left to
select the desired mode of operation and press to confirm your selection.

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
5
Tap the rotary selector and the LCD screen will display the mode status and the current value :
9.2 DMX ADDRESS (Addr):
It allows to select the initial DMX starting address to remotely control the LED functions. To change the
initial DMX address press the rotary switch until an arrow appears, then turn to change to the desired DMX
starting address. Press to confirm your selection. Factory setting is 001.
9.3 DIMMER RESOLUTION (8/16b):
The dimming resolution can be controlled at 8 bits from one DMX channel to 16 bits with 2 DMX channels.
Factory setting 8 Bit.
9.4 DMX FREQUENCY CONTROL (DMXCfg):
If turned ON it allows to remotely control the LED Frequency or the strobe speed through a dedicated DMX
channel.
Factory setting OFF.
9.5 LOST DMX SIGNAL (DMXMem):
In case of signal failure this function allows to store in memory the last DMX value. Factory setting ON .
Three options are available :
1 M:Manual
XX %
1 M:DMX
XX %
1 Mode
DMX
1 Mode
MANUAL
TAP THE ROTARY
SELECTOR TO DISPLAY
THE VALUE
TAP THE ROTARY
SELECTOR TO DISPLAY
THE VALUE
00 % = LED OFF
FF % = LED FULL
00 % = LED OFF
FF % = LED FULL
2 Addr
001
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
1 Mode
DMX
1 Mode
DMX ←
1 Mode
MANUAL ←
TURN TO SELECT
MANUAL OR DMX
AND PRESS TO
CONFIRM
2 Addr
001 ←
1 Addr
###
TURN TO ASSIGN
THE DMX ADDRESS
AND PRESS TO
CONFIRM
3 8/16b
8 BITS
PRESS THE ROTARY
SELECTOR TO
ACTIVATE
3 8/16b
8 BITS ←
3 8/16b
16 BITS
TURN TO SELECT
MANUAL OR DMX
AND PRESS TO
CONFIRM
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
4 DMXCfg
OFF
PRESS THE ROTARY
SELECTOR TO
ACTIVATE
4 DMXCfg
OFF ←
4 DMXCfg
ON
TURN TO SELECT
MANUAL OR DMX
AND PRESS TO
CONFIRM
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
5 DMXMem
ON
LAST SCENE HOLD
1 Mode
ON ←
5 DMXMem
OFF=80%
DIM THE LED TO 80%
OF ITS MAXIMUM
POWER
5 DMXMem
OFF=0%
DIM THE LED TO 0%

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
6
9.6 STROBE (Strobe):
This function enables to activate the strobe function . Factory setting DISABLE.
9.7 STROBE SPEED (SetStr) :
It allows to set the strobe speed. This menu is not active when the strobe function is disabled or when it is
remotely controlled through DMX (required DMXCfg function enabled). Factory setting OPEN .
9.8 DIMMING CURVE (Curves)
This function allows to select a response curve for the Cetra LED. A choice of three curves is available: LED-
HAL to reproduce halogen behavior , square and linear. Factoring setting LED-HAL .
9.9 CUT OFF DIMMING RESPONSE (CutOff) :
This function allows to select an LED behaviour simulating a tungsten-halogen lamp during the dimming
cut off.
Factory setting OFF.
6 Strobe
DISABLE
6 Strobe
DISABLE ←
6 Strobe
ENABLE
TURN TO SELECT
MANUAL OR DMX
AND PRESS TO
CONFIRM
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
7 SetStr
OPEN
WITH STROBE ENABLE
THE LIGHT IS SET TO
ON
7 SetStr
OPEN ←
7 SetStr
SPEED #
CHOOSE THE STROBE
SPEED VALUE FROM
1(SLOW) TO 10 (FAST)
7 SetStr
CLOSED
WITH STROBE ENABLE
THE LIGHT IS SET TO
OFF
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
8 Curves
LED_HALO
REPRODUCE HALOGEN
LAMP BEHAVIOUR
8 Curves
LED_HALO ←
8 Curves
LINEAR
LINEAR DIMMING
CONTROL
8 Curves
SQUARE
SQUARE TO INCREASE
VOLTAGE RESPONSE
AT LOWER VALUE
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
9 CutOff
SLOW
SOFT LED DIMMING AT
SHUT DOWN
9 CutOff
SLOW ←
9 CutOff
OFF
DIRECT DIMMING
RESPONSE AT SHUT
DOWN

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
7
9.10 DIMMING BEHAVIOUR (Smooth) :
This function allows to set the LED dimming response . Factory setting SLOW .
9.11LED FREQUENCY ADJUSTMENT (Freq) :
This function allows to adjust the LED frequency to avoid interference with TV cameras. The frequency can
be adjusted from a selection of 13th different values between 2KHz to 460Hz. When DMXCfg function is
enabled, the frequency is controlled through the dedicated DMX channel and this menu becomes inactive.
Factory setting 2kHz .
9.12 LCD SCREEN ILLUMINIATION(BackL) :
This function allows to turn off the LCD backlight after 1’30” from last setting. Factory setting AutoOFF.
9.13SOFTWARE VERSION AND TEMPERATURE CONTROL (V 1.0) :
This function allows to visualize the software version and the LED temperature in °C.
9.14 PRO or BASIC CONTROL (ProBasic) :
The PRO-BASIC control is a special function which allows to limit the access to the control menu. To activate
this function turn OFF and ON the Cetra and press the rotary switch at power on. Select ProBasic with the
rotary switch and press to access the menu.
Select :
PRO, to enable access to all the functions
BASIC, to limit access to functions 4.1 DMX or MANUAL MODE, 4.2 DMX ADDRESS and 4.13 Software
version and temperature control
Factory setting PRO.
9.15 RESET
The RESET control is a special function which allows to RESET the product to factory settings. To activate
this function turn OFF and ON the Cetra and press the rotary switch at power on. Select RESET with the
rotary switch and press to RESET Cetra to factory settings.
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
10 Smooth
SLOW
SLOW DIMMING
RESPONSE = 300ms
10 Smooth
SLOW ←
10 Smooth
OFF
IMMEDIATE DIMMING
RESPONSE
11 Freq
2.0 kHz
11 Freq
2.0 kHz ←
11 Freq
XXX kHz
TURN TO SELECT
ONE OF THE 13TH
PRESET VALUE AND
PRESS TO CONFIRM
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
12 BackL
AutoOFF
12 BackL
AutoOFF ←
PRESS TO ACTIVATE
THE MENU AN
ARROW SHOULD
APPEAR
10 Smooth
FAST
FAST DIMMING
RESPONSE = 150 ms
LCD BACKLIGHT OFF
AFTER 1 MINUTE AND
30 SECONDS

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
8
10. CLEANING AND MAINTENANCE
To ensure maximum performance of the product, a regular maintenance service should be carried out.
Please make sure the product is cold and disconnected from power supply when doing this.
clean all reflective parts such as reflector, mirror and lens opening the product, if necessary.
check the lamp and the lenses and replace any visibly damaged component.
clean air ducts and fans in order to allow proper ventilation activity on the product.
check internal and external wiring and replace any cable which should be damaged by heat or mechanical
agents.
11. SPARE PARTS
All components are available as spare parts. We strongly recommend you always use original LDR
components as spare parts. Please refer to our technical assistance should you need to order and/or
replace any part of the unit.
12. WARRANTY
Our warranty covers all structural and manufacturing defects for a period of one year from the date of
purchase. In case of complaint, we strongly recommend that in the first instance you contact the local
dealer who supplied the product to you. In all cases, please refer to the serial number located at the rear of
the spotlight.

Cetra 10/28 & 20/40 3200K and 5600K White LED User’s Manual – 2.0
Luci della Ribalta srl, Via Berna 14, 46042 Castel Goffredo (MN) Italy
Tel. [phone] – fax [phone] – email [e-mail] – web www.ldr.it
9
13. SUMMARY OF CONTROLS AND FUNCTIONS
# function description available options factoring setting
1
Mode
MANUAL or DMX control
MANUAL (controlled from the
rotary switch) - DMX
DMX
2
Addr
select the DMX starting address
other remotley controlled functions
are assigned in sequence to the 1st
assigned DMX addres
from 000 - 512
001
3
8/16 Bit
8 or 16 Bit dimming resolution
8 bits on 1 channel - 16 bit on 2
channels
8 Bit
4
DMXCfg
if enabled remotely control through
a dedicated DMX channel the LED
frequence and the strobe speed
ENABLE -DISABLE
DISABLE
5
DMXMem
set the behavior of the unit in case
of DMX failure
ON=last dmx value ; OFF=80%
fade to 80% after 1,5 Sec ; OFF=0%
ON
6
Strobe
activate the strobe function
ENABLE -DISABLE
DISABLE
7
SetStr
Select the Strobe speed. This menu
is inactive when the Strobe
function is disabled or when is
remotely controlled through DMX
(DMXCfg function enable )
OPEN = ON ; SPEED = xx (select
value from 01 slowest to 10
fastest); CLOSED = OFF
OPEN
8
Curves
select the dimming curve
LED-HAL ; SQUARE ; LINEAR
LED-HAL
9
CutOff
replicate the halogen lamp
dimming behaviour at cut off
FAST=NOT ACTIVE ; SLOW=ACTIVE
SLOW
10
Smooth
dimmere response
OFF=Immediate response ;
SLOW=300ms ; FAST=150ms
Smooth
11
Freq
set the LED frequency . This menu
is not active when DMXCfg is
enabled
12 Frequencies available (469Hz-
610Hz-762Hz-939Hz-1.1kHz-
1.2kHz-1.3kHz-1.5kHz-1.7kHz-
2.0kHz-2.4kHz and 3kHz)
2kHz
12
BackL
LCD screen retroillumination
ON ; AutoOFF=LCD light off after
1'30"
AutoOff
13
V 1.0
visualize the software version and
LED temperature
select the LED Temp in °C or F°
°C
SPECIAL FUNCTIONS : to activate this functions press the rotary switch at poweron
# function description available options factoring setting
A
ProBasic
set the operation modes. To
activate this functions press the
rotary switch at poweron
PRO=enable acces to all the CETRA
functions - BASIC = limit the acess
to functions: 1 Mode, 2 Addr and
13 V 1,0
PRO
B
RESET
factory RESET
return to factory setting