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FMT- 401WNL, FMT- 402WNL, FMT- 404WNL
High Powered, Wall Mount 27MHz Digital Transmitter with option to wire external switching devices
Features
Works in the 27MHz band
Maximum reliability provided by Surface-Mount technology
High security by 12-way code switch enabling 4096 available coding
Long operating distance
Durable plastic cases
Other versions also available
Application
A remote control switching device for various uses eg. garage doors, lights, gates, and automatic telephone dialer
A personal security alarm activator for home safety or cash carrying businesses eg. banks, shops service stations, etc.
A calling device for the elderly or handicapped
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Download Datasheet
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Description
The FMT-401WNL, FMT-402WNL, FMT-404WNLgives the user the freedom to connect Reed switches, Toggle switches, Push Buttons or any form of normally open (NO) contact.
FMT-401WNL will have 2 wires (Black and Brown)
FMT-402WNL will have 3 wires (Black, Brown and Red) and the FMT-404WNL will have 5 wires ( Black, Brown, Red, Orange and Yellow) . All wires are 150mm long (6 inches)
Working in the 27MHz band , the FMT-40..WNL achieves the highest possible standard of performance by employing a crystal-controlled, frequency modulated radio signal. The microcontroller with the latest surface-mount technology provides maximum reliability.
High security against false operations is achieved by a 12-way code switch (part of the digital encoding system) is used in place of the usual 8 or 10 way systems of other manufactures. This enables the user to select any one of the 4096 codes available. The code can be easily changed at any time.
Operating Distance
Range (m) |
Receiver Antenna |
Receiver Type |
70 |
300mm wire |
FMR-… series |
Upto 300 |
ANT27M |
FMR-… series |
(Range tests were done in an open area test site with line-of-sight operation and no interference. The receiver antenna wire was fixed vertically, away from any metal objects.)
Compatibility
All Elsema type FMR-… series:
FMR-201
FMR-212
FMR-212T
FMR-202
FMR-204/16
FMR204-12
FMR204-24
FMR-240
FMR-232R
Other Products in the Range
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FMT-402
2-channel
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FMT-404
4-channel
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FMT-401NL
1-channel
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Click to enlarge
FMT-402NL
2-channel
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Click to enlarge
FMT-404NL
4-channel
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Click to enlarge
FMT-401WNL
1-channel
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Click to enlarge
FMT-402WNL
2-channel
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Click to enlarge
FMT-404WNL
4-channel
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Front view of FMT-40..WNL
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Wire No label (WNL) – click here for instructions
Accessories (Available Seperately)
LP
Stylish Leather Pouch |
6F22
9V Battery |
6LR61
9V Alkaline Battery
(For better performance) |
Pictures are for illustration purpose only; final product may differ
Technical Data
Power Source |
9V Alkaline Battery |
Battery Life |
1 year shelf life |
Supply Voltage |
8-10 VDC (for constant RF-output) |
Current Consumption |
115mA (typical) at 8VDC supply during transmission |
Operating Frequency |
27.145MHz (Other freq. available: 27.045, 27.195 & 27.455MHz. NB. 27.455 freq. is not available for Australia ) |
Carrier Freq. Tolerance |
Crystal controlled 30 parts per million (0-50 ° C) |
Radiated Field Strength |
73dB m V/m at 3m (±3dB) or 6 m W |
Antenna |
Built-in 50mm proprietary DILEC rod |
Type of Emission |
Narrow-bandwidth Frequency Modulation (5K00F1D) |
Bits per second |
926bps |
Necessary Bandwidth |
±5.0kHz |
Digital Coding System |
Onboard 12-way coding switch (4096 codes) (FMT-404: 10-way) |
Dimension |
96 x 55 x 20 mm |
Weight |
70g (excluding battery) |
Useable Operating Range |
300m (varies upon receiver antenna & location) |
Compatible Receivers |
All Elsema type FMR series |
Using FMT-402WNL and FMT-404WNL
To Use FMT-402WNL with a 2 channel receiver, and FMT-404WNL with a 4 channel receiver, just match the 10 way dip switch on the transmitter to the receiver.
Using 2 Different Receivers with FMT-402WNL
FMT-402WNL can also be used with 2 different single channel receivers e.g. FMR-212.
Make sure the 10 way dip switch on the transmitter board matches the first 10 dip switches on the receiver. Set the receivers dip switch 11 and 12 as described below.
When Button A is pressed, dip Switch 11 is transmitted as “ON” (Dip switch 11 on the Receiver is up)
When Button B is pressed, dip Switch 11 is transmitted as “OFF” (Dip switch 11 on the Receiver is down)
When wire link is connected (Factory default), dip switch 12 is “ON” (Dip switch 12 on the Receiver is up)
When wire link is disconnected (cut), dip switch 12 is “OFF” (Dip switch 12 on the Receiver is down).
(see picture below for the location of the wire link)

Using 4 Different Receivers with FMT-404WNL
FMT-404WNL can also be used with 4 different single channel receivers e.g. FMR-212. This can be setup as follows:
- Make sure the 10 way dip switch on the transmitter board matches the first 10 dip switches of the receiver.
- The receivers dip switch 11 and 12 configuration is illustrated below.

Wiring Diagram for FMT-401WNL, FMT-402WNL, FMT-404WNL

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