The Weller transmitter MT87A3 can be used as a replacement transmitter or as the extension of existing plants. Also compatible with any Alulux / Roma MT87A3 Transmitters. Likewise, we have a solution for Weller controllers and receivers in the product portfolio. A 2 channel transmitter can be replaced by a 4 channel transmitter.
Using our radio module can HQAM868-67 following Dickert products are used as a substitute for Weller (also see accessories):
• roller door control: RTS20Q
• Radio receiver: E27Q and E25Q
Weller - MT87A3
Functions
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- LED for battery / transmitter control
- KeeLoq coding
- The 4 channel hand transmitter can be used as a substitute for a 2 channel transmitter
- Compatible with Weller 868.5 MHz AM radio receivers and Controllers!
- Similarly to Alulux / Roma MT87A3 Transmitters.
Weller - MT87A3
Specifications
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Transmission frequency: 868,50 MHz, amplitude-shift keying 'ASK' Transmission channels: 4 Coding: KeeLoq Range: up to 75 m in a free field Operating voltage: 3 V (1x CR2032 lithium button cell) Power consumption: typically 12 mA in transmit mode Operating temperature: -20° C up to +60° C at 30% to 80% relative humidity Dimensions: 70 mm x 30 mm x 13 mm Weight: approx. 30 g including battery Photos
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Equipment
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As a replacement for Weller control and receiver you can use our following products:
- Roller door control RTS20Q
- Radio receiver E27Q or E25Q
-> In addition, the wireless module HQAM868-67 is required!
3V Battery
Spare Battery
RTS20Q - Rolling Shutter Gate Controller
For 230V AC motors with limit switch, SE evaluation, pre-limit switch input, standby <0.5W
- certified by the TÜV -
E27Q - Mini Radio Receiver (2-Channel)
2-channel AM radio receiver
E25Q - Standard Radio Receiver (1 / 4 Channel)
1 or 4 channels in housing, 230V AC, with staircase lighting timer function, QuickLearn, standby < 0.5W
868 MHz Radio Modules
HF modules
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Order no. / EAN (GTIN)
MT87A3-868A04K00
4050518002252
4-Channel, KeeLoq, LED 'Red'In regard to the frequency observed!