RC4 WIRELESS RC4M-900SX 4 Channel Wireless Dimmer User Guide
- June 10, 2024
- RC4 WIRELESS
Table of Contents
- RC4 WIRELESS RC4M-900SX 4 Channel Wireless Dimmer
- Components
- Product Usage
- RC4Magic DMX4dim
- DMX4dim Quick Start Guide
- Get in Touch
- DMX4dim System Components
- Performing a Factory Reset
- Confirming and Setting an RC4 System ID
- RC4Magic Indicator LEDs After Power-Up
- Assign the DMX Starting Address
- Screwdriver Size Matters
- Dimming and Controlling Multicolor LEDs
- Advanced Features
- Caring for Your DMX4dim
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
RC4 WIRELESS RC4M-900SX 4 Channel Wireless Dimmer
RC4Magic Series 3 DMX4dim
The RC4Magic Series 3 DMX4dim is a wireless dimmer that can be used to control four channels. It comes with a variety of advanced features that can be found in the RC4 Knowledge Base at http://rc4.info. The device is ready to use upon arrival, and users can register their product for firmware updates and warranty claims at www.rc4wireless.com/support/register/.
Components
The DMX4dim has ten components, including:
- DMX Data Indicator
- Function and COP* Indicator
- Function Button
- SetA – SetD Buttons
- DimA – DimD Indicators
- RF Connect Indicator
- Screwdriver Access for Connection Terminals
- DMX In/Out Data Port
- Power Input Connection Terminals
- Load Connection Terminals (DimA +/- through DimD +/-)
- COP means Computer Operating Properly. This indicator always shows a blink pattern, proving that internal firmware is running. Different patterns indicate various modes and advanced settings.
Product Usage
Wireless Usage
To use the DMX4dim wirelessly, follow these steps:
- Connect the DMX data source to the DMX In/Out Data Port.
- Connect the power source to the Power Input Connection Terminals.
- Connect the load to the Load Connection Terminals.
- Use DMX to control the dimmer.
Wired Usage
You can also use the DMX4dim as a low-voltage wired dimmer. To do this, you need an adaptor cable from male XLR5 to RC4 miniplug.
- Connect the DMX data source directly to the DMX In/Out Data Port using the adapter cable.
- Connect the power source to the Power Input Connection Terminals.
- Connect the load to the Load Connection Terminals.
- Use DMX to control the dimmer.
Performing a Factory Reset
If someone else has used your DMX4dim, or you want to get back to a known configuration, you can perform a factory reset:
- Power on the device and wait for start-up to complete and the green COP indicator to blink continuously.
- Press and hold the Function (Func) button, briefly tap (press and release) the SetA button, then release Func. The first four indicators will blink to confirm that factory settings are restored.
Note that this process restores your RC4 Private IDentityTM to ID0. It does
not change the Unit Number if one has been assigned.
Learn more about IDs on the next page. Learn more about Unit Numbers when
using RC4 Commander configuration software.
RC4Magic DMX4dim
- DMX Data Indicator
- Function and COP* Indicator
- Function Button
- SetA – SetD Buttons
- DimA – DimD Indicators
- RF Connect Indicator
- Screwdriver Access for Connection Terminals
- DMX In/Out Data Port
- Power Input Connection Terminals
- Load Connection Terminals (DimA +/- through DimD +/-)
COP means “Computer Operating Properly.” This indicator always shows a blink pattern, proving that internal firmware is running. Different patterns indicate various modes and advanced settings.
DMX4dim Quick Start Guide
Most RC4Magic DMX4dim users will find all the information they need right
here. Your DMX4dim also has a wide variety of advanced features. You can find
out more about them in the RC4 Knowledge Base at http://rc4.info.
RC4Magic devices arrive ready to use. You probably do not need to change any
settings. Just add DMX!
Registering Your Product
Registration ensures you’ll be notified of new firmware updates, and warranty claims can be resolved more quickly. Please complete your registration at: www.rc4wireless.com/support/register/
Get in Touch
North Carolina, USA: 1-866-258-4577 or
1-919-229-9950 London, UK: +44 (0)20
3289 8765
Email: support@theatrewireless.com
Website: www.rc4wireless.com
Knowledge Base: http://rc4.info
We’re here to help!
James David Smith
President and Chief Product Designer
RC4 Wireless
DMX4dim System Components
To use your DMX4dim wireless dimmer you will need:
- A DMX lighting console.
- An RC4Magic Series 2 or Series 3 DMXio Transceiver.*
- A battery or DC power supply for the dimmer and loads you will be operating with it.
- Or you can connect a DMX data source directly and use your DMX4dim as a low-voltage wired dimmer. To do this, you need an adaptor cable from male XLR5 to RC4 miniplug.
RC4Magic Private IDentitiesTM
RC4 Private IDentitiesTM, unique to RC4Magic wireless DMX systems, keep your
data private and safe on a Virtual Private Network (VPN) separate from other
systems, with robust resistance to signal loss and slow down.
Each Private ID transports a separate DMX universe. Multiple systems can
operate at the same time for multiple wireless universes in the same space.
Each new RC4Magic customer and project is assigned a unique set of Private ID
codes — nobody else has your IDs. They are marked on each device. Please note
your private IDs below. When you add devices to your system, you must verify
your IDs at time of purchase:
ID0 ID1 ID2 ___
ID3, code 999, is the RC4 Public ID. It is identical in all RC4Magic Series 2
and Series 3 devices ever made. Always use one of your private IDs when
possible.
Your Private ID0, the factory default, is ideal for most users.
Performing a Factory Reset
If someone else has used your DMX4dim, or you just want to get back to a known
configuration, performing a factory reset is easy:
Power on the device. Wait until start-up is complete and the green COP
indicator is blinking continuously.
Press and hold the Function (Func) button, briefly tap (press and release) the
SetA button, then release Func. The first four indicators will blink to
confirm that factory settings are restored.
NOTE: This process restores your RC4 Private IDentityTM to ID0. It does
not change the Unit Number if one has been assigned. Learn more about IDs on
the next page. Learn more about Unit Numbers when using RC4 Commander
configuration software.
PRO TIPS:
Bending a single paper clip into a U shape will enable you to easily reach and
press both buttons together.
If you are not sure what mode or setting you may have selected, you can always
get back to a known starting point with a factory reset.
Confirming and Setting an RC4 System ID
All RC4Magic devices being used together must be set to the same RC4 System
ID.
On power-up, the currently selected System ID is indicated with a blink
pattern on the DMX Data and COP indicators. The four different patterns are
noted below.
The factory default ID0 is indicated with a few rapid blinks of the yellow DMX
Data LED on power-up. A factory reset will restore this ID setting.
An ID can be selected by holding one button or a pair of buttons on power-up.
The blink pattern for the newly selected ID will appear on the indicators. You
can also confirm the currently selected ID at any time by cycling power and
watching the blink pattern that appears at start-up.
To select ID0, hold the SetA button, apply power, and release the button when
the blink pattern appears. To select ID1, hold the SetB button and apply
power.
To select ID2, hold the SetC button and apply power.
To select ID3 (the public ID, not private), hold SetD and apply power.
All RC4Magic Series 3 devices indicate IDs in the same way, making it easy
to quickly confirm that all devices in your system are set correctly to work
together.
ID0 (default), yellow blink. Hold SetA on power-up to select Private ID0.
ID1, green blink. Hold SetB on power-up to select ID1.
ID2, yellow and green blink together. Hold SetC on power-up to select ID2.
ID3 (public), yellow and green alternate. Hold SetD on power-up to select ID3.
Note: ID3 is public and is less secure than Private IDs.
Connecting with an RC4Magic DMXio Transceiver
All RC4Magic devices configured on the same RC4 Private IDentityTM will
automatically connect and form a VPN (Virtual Private Network). Confirm that
each device in your system is labeled with the same RC4 Private IDentityTM
codes, and that each device indicates the same System ID selection on power up
(see page 7). The default is ID0, which is fine for most users.
When first powered up, or after a transmitter has gone off and then comes back
online, receivers can take up to 10 seconds to join the VPN. This is normal,
and it is usually much less than 10 seconds.
A DMXio transceiver in Auto Mode (the default setting) will automatically
detect wired DMX data from your console and establish itself as the master
transmitter.
RC4Magic devices from a different system will not work with your RC4 Private
IDs. This is the key to RC4Magic data security and superior performance for
all users.
RC4Magic Indicator LEDs After Power-Up
The COP indicator blinks with different patterns to indicate various device
modes. The DMX Data LED indicates that DMX data is present, either from a
connected DMX controller, or from the VPN wireless link. If the yellow
indicator is not active, no DMX data is present.
DMX Data:
On DMXio transceivers operating in transmitter mode (see page 8), the RF
Connect LED blinks slowly to indicate that a wireless VPN has been formed and
the DMXio is the master transmitter:
DMXio, Transmit Mode COP Pattern:
RF Connect:
RC4Magic Series 3 (2.4GHz)
If your DMX4dim has a purple and black label, it is part of an RC4Magic Series
3 system operating in the 2.4GHz band. The RF Connect indicator remains on
(not blinking) while the DMX4dim is searching for your VPN. It blinks quickly
and continuously while your DMX4dim is connected to your wireless VPN.
DMX4dim RF Connect, Searching:
Connected:
RC4Magic-900 (900MHz)
If your DMX4dim has a blue and black label, it is part of an RC4Magic-900
system operating in the 900MHz band. The RF Connect indicator is always
blinking, and indicates only that the RF system is functional, not whether or
not it has joined a VPN. Use the DMX Data indicator to confirm that streaming
DMX is present.
DMX Data Received Wirelessly:
Test the Wireless Link with Default Address Settings
When you receive your new DMX4dim, or after restoring default settings, it
will be set to DMX channel 1 for dimmer A, 2 for dimmer B, and so on.
Before changing any settings, play with DMX levels for these channels to see
your wireless dimmers work. DimA, DimB, DimC, and DimD LED indicators are
connected to the outputs to show you exactly what the dimmers are doing.
Setting DMX Addresses and Curves with RC4 OneTouchTM
RC4 OneTouchTM uses DMX channel levels to set parameters. To use it, the
DMX4dim must be paired with an RC4Magic DMXio transmitter, and live DMX
channel data must be streaming.
Begin with all channels in the DMX universe off, at zero (0). This includes
channels used for house-lights, and moving-light parameters like pan and tilt.
Bring up one DMX channel. This will become the DMX4dim starting address. The
level of the channel selects a dimmer curve.
Tap a dimmer Set button to capture settings. They are now saved until you
change them. Then you can return to using your DMX console normally.
Assign the DMX Starting Address
Begin with all channels in the DMX universe off, at zero (0). This includes
channels used for house-lights, and moving-light parameters like pan and tilt.
Bring up the DMX channel that will be the DMX4dim starting address. Set it to
30% (Decimal 77) to select a curve that is optimized for smooth LED dimming.
Tap the SetA button to capture settings. They are now saved until you change
them. Proceed to setting other dimmers, or return to using your DMX console as
you normally do.
A channel level of 30% selects one of several different curves. Other curves
are explained on page 14.
Subsequent Channel Assignment
At the moment you set DimA, DimB, C, and D are automatically set in consecutive order. For example, if you have set DMX channel 74 for DimA, DimB is now assigned to channel 75, DimC to 76, and DimD to 77.
Non-Sequential Channel Assignment
Dimmers do not have to be sequential.
If you want DimB to be set to DMX channel 11, bring up 11 @ 30% curve) at the
console and press the SetB button.
Remember: SetA assigns all dimmers sequentially. Other Set buttons work
individually. Always use SetA first.
**Connecting Your Lamps, LEDs, Motors and More***
To really use your DMX4dim, you must connect a lamp, LED, motor, or other load to each dimmer. Be sure to remove power while making connections.
Screwdriver Size Matters
The ideal screwdriver for the screw terminals on your DMX4dim has a blade that is 2.5mm (0.1”) wide. Forcing a screwdriver that is too big will enlarge the hole, so the terminal screws will fall out if you loosen them too much. A screwdriver that is too small will not ensure a firm grip on the wires and may lead to the screw head being stripped.
- The DMX4dim can control a variety of devices including solenoids, relays, servo motors, and much more.
Dimming and Controlling Multicolor LEDs
The illustration on page 12 shows an RGB color-mixing LED device. There are 4
wires: a grey wire for the 12V common positive (+), and three colored wires,
red/green/blue, for the three unique negative leads. The color of the common
positive may vary, it is not always grey.
The common positive wire should be connected to the (+) under DimA. All of the
(+) terminals are connected together inside the DMX4dim. Using the DimA (+)
connection is recommended because it is closest to the power input (+)
connection, reducing heat and resistance along the positive leg of the
circuit.
Dimming happens on the negative (–) terminals.
The red wire should be connected to the negative (–) terminal under DimA. The
green wire should be connected to the negative (–) terminal under DimB. The
blue wire should be connected to the negative (–) terminal under DimC.
If using an RGBA or RGBW fixture, the fourth wire (usually yellow or white)
should be connected to the negative (–) terminal under DimD.
When using individual devices, like MR16 halogen lamps, connect the two leads
of the device to the two dimmer output terminals (+ and –).
Choosing Other Dimmer Curves or Profiles
The DMX4dim default is the ISL dimmer curve, which is best for LEDs. This is
also the curve that is selected with RC4 OneTouch™ when the DMX level is at
30%.
There are many dimmer curves for different kinds of lamps, motors, and more.
Detailed information can be found online by searching dimmer curves at
http://rc4.info/. Selecting advanced curves is done with RC4 Commander
software, or Remote Device Management (RDM).
The most common curves are selected using these DMX channel levels and RC4
OneTouch™ with the Set buttons as outlined on page 9:
-
Non-Dim 100% (80% or higher)
Use for relays, solenoids, air valves, etc. -
Linear 70% (60 – 79%)
For incandescent, halogen, tungsten lamps. -
ISL Fast 50% (40 – 59%)
For LEDs when fast blinks and flashes are required. RC4 Digital Persistence™ is disabled. -
ISL Slow 30% (20 – 39%)
Best for typical LED applications, with RC4 Digital Persistence™. For super smooth 19-bit dimming. (default setting)
Advanced Features
The DMX4dim is a multifaceted device for users of all experience levels. The features below can be explored further at http://rc4.info/ or by asking us for help at support@rc4wireless.com:
- RC4 Commander software, available for Mac OSX and Windows, provides a rich user interface for configuring multiple RC4Magic devices remotely.
- The DMX4dim can also be configured with an RDM controller, via a wired connection to the DMX/RDM data port. Wireless RDM is not supported.
- Using a small adaptor cable, the DMX4dim can be used as a wireless data receiver to deliver DMX to other devices. It can also be used as a wired DMX dimmer: the miniplug DMX port becomes an input when the device is not linked to a transmitter.
- When using the DMX4dim for cinema (motion picture capture), PWM frequencies can be adjusted for the smoothest dimming without banding or other artifacts.
- The DMX4dim has a wide variety of dimmer curves that can ring telephones, position servo motors, and more.
- Using the RC4 Flkr Effects Engine™, you can create many unique effects including candle flicker, analog tv screen noise, welding spark, and much more.
- An HSL (Hue/Saturation/Level) processor can be enabled, making it easy to find a specific color and dim it up and down without color variation.
Caring for Your DMX4dim
- The DMX4dim should not be used with AC power or with any voltage higher than 35VDC. Doing so will severely damage the device and is extremely dangerous for the operator.
- Do not exceed the maximum total power handling of the DMX4dim, which is 16A. That is 200W at 12V, 400W at 24V, shared across the four dimmer channels.
- Always use a fuse or circuit breaker at the source of power and always use an appropriate wire size for the fuse rating. For example, if using a 15A fuse, use wire that can safely carry 15A.
- The DMX4dim should be kept away from excessive heat, cold, dust and moisture.
- Do not immerse in water or other fluids.
- Dimmers generate heat when operating. Allow space for air to move around the unit for cooling, especially when using high-current loads.
The DMX4dim is a high-power, high-current device. Failing to observe appropriate safety precautions can result in fire or other risk. RC4 Wireless cannot be held responsible or liable in such cases. Operate the DMX4dim at your own risk.
References
- Knowledge Base - RC4 Wireless
- Knowledge Base - RC4 Wireless
- Wireless Lighting Control for Props, Costumes, and Scenery - RC4 Wireless
- RC4 User and System ID Registration - RC4 Wireless
Read User Manual Online (PDF format)
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