
GB
Call Transmitter
Models
RT26 Wristband Transmitter
1
2
3
RT26E5001-12 red transmit button
RT26E5001A12 grey transmit button
RT27 Necklace Transmitter
1
2
RT27E5001-11
RT28 Push-Button Transmitter
1
2
RT28E5001-11
4
1 transmit button
2 LED
3 wirst strap
4 necklace
Technical details
Frequency: 868.30 MHz
Radiated power: 0.11 mW
Modulation: FSK
Coding: Easywave A,
EasywavePlus
Power supply: 1x 3-V-battery, CR2032
Operating
temperature: -20 °C to +60 °C
Range: free-eld: approx. 150 m
buildings: approx. 30 m
Degree of protection: IP65
Dimensions:
RT26: 38x46x14 mm
(without wrist strap)
RT27: Ø 41 mm x 13 mm
(without necklace)
RT28: Ø 38 mm x 13 mm
Weight:
RT26: 15 g (without wrist strap)
RT27: 12 g (without necklace)
RT28: 12 g
Scope of delivery
Call Transmitter incl. battery, operating instruction
RT26: wrist strap,
RT27: necklace,
RT28: adhesive pad
Intended use
These Call Transmitters may only be used to operate Easywave radio controls.
The manufacturer shall not be liable for any damage caused by improper or non-intended use.
Safety advice
Do not make any unauthorized alterati-
ons or modications to the transmitter!
Note also the operating instructions of the radio
receivers!
Keep the transmitter away from children!
Have faulty devices checked by the manufactu-
rer!
Keep the batteries out of the reach of children!
Start-up
1. Program the transmission code into the radio
receiver. For further informations, please read
the operating instructions of the radio receiver.
2. Mount the appropriate accessories.
Operating the transmitter
Press the transmit button.The transmitter‘s LED
lights up. The transmitter transmits as long as the
button is pressed.
After max. 36 seconds, the transmission process
is stopped automatically. In case of a weak battery
the transmission process is stopped automatical-
ly after max. 5 seconds. Press the transmit button
again to repeat the transmission process.
Battery check
The transmitter has a battery check function, which
monitors the capacity of the battery cyclically.
If the battery is weak, the LED ashes for about 3
seconds after releasing the transmitter button. At
the end of the transmission process, an undervoltage telegram is transmitted.
In case of the transmitter button not being pressed
for a long time, the battery check is executed at
least once every 24 hours. If a weak capacity is
detected an undervoltage telegram is sent automatically.
This telegram can be evaluated by adapted Easywave receivers. For further informations, read the
operating instructions of the corresponding receiver.
Replacing the battery
We recommend having the battery replaced by
your retailer.
You can nd detailed instructions for exchanging
the battery on our website.
Use the ACC-TOO-01-23P housing key to change
the battery.
Trouble shooting
- If the LED does not light up at all: exchange the
battery or make sure that the polarity of the battery is correct.
- If the LED ashes permanently during the transmission procedure: exchange the battery.
- If the radio receiver doesn´t react: move closer
to the radio receiver or re-transmit the transmission code to the radio receiver.
Disposal
Waste electrical products and batteries may not
be disposed of with household waste!
Dispose the waste product via a collection
point for electronic scrap or via your specialist dealer.
Dispose used batteries in a recycling bin for
batteries.
Put the packaging material into the recycling bins for cardboard, paper and plastics.
Warranty
Within the statutory warranty period we undertake
to rectify free of charge by repair or replacement
any product defects arising from material or production faults.
Any unauthorized tampering with, or modications
to, the product shall render this warranty null and
void.
Conformity
Hereby, ELDAT GmbH declares that the radio
equipment type RT26, RT27 and RT28 is in compli-
ance with Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address:
www.eldat.de
Service
If the device does not work properly despite proper
handling or in case of damage, please contact the
manufacturer or your retailer.
ELDAT GmbH
Im Gewerbepark 14
15711 Königs Wusterhausen
Germany
Phone: + 49 (0) 33 75 / 90 37-310
Fax: + 49 (0) 33 75 / 90 37-90
Internet: www.eldat.de
E-Mail: info@eldat.de
UM179228 1019 GB

CHANGING THE BATTERY
Opening the wristband transmitter
Remove the wrist strap (RT26) and open the housing cover using the housing key (1).
Turn the housing key slightly anti-clockwise.
1
You can obtain the housing key as
an accessory from your specialist dealer.
Sales number: ACC-TOO-01-23P
Replacing the battery
- Carefully remove the cover (2) from the housing. Replace the battery (3) and ensure that
it is positioned correctly; the lettering must be
visible. Use only 3V CR2032 batteries.
- Insert the small touch plate (4) aligned to the
housing guides as per the image, and reattach
the cover (2).
The notch on the right-hand side of the board
must be positioned on the bar below the light
guide (5).
5
2
4
3
Closing the wristband transmitter
- If needed, place a new O-ring seal (6) around
the bottom edge of the cover.
- Insert the hooks of the housing cover into the
guides in the housing, and close the cover by
turning it one turn clockwise. Ensure that the
cover closes tight to the housing.
- Thread the wrist strap back into the housing
(RT26).
6
You can obtain the O-ring seal as an
accessory from your specialist dealer.
Sales number:
ACC-SEA-01-00P (1 unit)
ACC-SEA-01-00P10 (10 units)
ACC-SEA-01-00P100 (100 units)
Ensure correct polarity when inserting
the battery!
Batteries may not be disposed of with
household waste!
Keep batteries out of reach of children.
UM179228 1019 GB