Dimensions: 17mm x 10mm x 3.5mm
For more information visit:
www.hornby.com
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The four function R8249
Hornby Digital Decoder
features:
Load compensation (Back EMF):
Locomotive will run at a consistent speed either on the “flat”
or on gradients.
Four ON/OFF function outputs:
Two of the function outputs are dedicated for the direction of
lights-front and rear.
Analogue operation:
Locomotives fitted with a
Hornby Digital Decoder
can be operated on an
analogue system but without the benefits of digital control.
Overload cut-out:
The
rated at a 500mA continuous current and 1Amp
for a short period. Should this be exceeded then the decoder will overload and cut out.This action protects
not only damage to the decoder but also the locomotive.
Important Note:
The locomotive must be removed from the track before installing or removing
a locomotive decoder.
Hornby Digital Decoders
Hornby Point/Accessory Decoders
Fitting the Hornby Point/Accessory Decoder:
1.
Connect the wires from the point accessory motor to the first available input terminals on the decoder.Then
connect the wires from the point decoder to the track or Programming Track (see page 22). Full wiring
instructions are supplied with each Module.
Addressing Points/Accessories:
Addressing a point motor or accessory that uses a solenoid motor is very similar to addressing a locomotive.
For consistency it is advisable that the first point motor / accessory is addressed No 61. Once addressed, the
other three outlets will be automatically programmed to 62, 63, 64.Thereafter, the Accessory Decoder should
be programmed in consecutive blocks of 4 (i.e. 65, 69, 73, 77 etc).When programming Point/Accessory Decoders,
Programming:
Hornby R8249/R8215 Decoder
1.
Press and hold “SELECT”.The LCD display will flash “LA”.
2.
Enter the first address (61) on the keypad, and press “SELECT”. The red led will flash up to seven times
during which the decoder will be accepting the command. If the LED flashes eight times, it is advisable to
re-programme the Decoder again.
3.
The point/accessory is ready for use.The other outlets have been automatically coded 62, 63, 64.
Please Note:
1.
If address 60 is programmed, only one port of the Point Decoder will be programmed.
2.
Operation:
Using the direction buttons (
and
) the points/accessories can be controlled.
1.
Press
Point changes.The LCD will display “P5” for one second.The corresponding green LED will
illuminate for one second.
2.
Press
Point changes.The LCD will display “P6” for one second.The corresponding green LED will
illuminate for one second.
The Hornby
Select
Digital Control is capable of operating up to 39 points or solenoid operated accessories
when used in conjunction with the Hornby R8247 Points Decoder Module. The Point Decoder Module can
operate up to 4 points or solenoid operated accessories.
With the address of the accessory to be controlled on the
Selects
display.
R8249 decoder is
To prevent the risk of electro-static damage occurring to the decoder, NEVER directly
touch the component parts of the decoder circuit board. Always handle by the "edges."
Note:
The current R8249 decoder replaces the older R8215.
Also, available from Hornby is the R8245 Sapphire decoder which has many advanced features. Call Customer Care
for more information.
ensure that other Point Decoders are disconnected from the track. Alternatively, connect the Point and
If address 97 is programmed, a block of four addresses will be programmed (97, 98, 99, 100) but, it is
only possible to access three ports of the Point Decoder because address 100 is not selectable on
the
Selects
display.
Accessory decoder to be programmed to a programing track if present. Ensure that you have selected the
programming track with the lever switch before carrying out the programming procedure. See page 25.
