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Wireless expansion module EW1 is a wireless device with 2 zones and 2 PGM outputs. This expansion module connects to ELDES
wireless alarm systems and enables wireless access for to 2 wired devices such as movement PIR sensors, magnetic door contacts etc.
In addition it allows to connect and control up to 2 appliances, i.e. lighting, heating etc. After the wiring process to EW1 it is necessary
to bind EW1 to the alarm system by sending a corresponding command via SMS message or using software ELDES Conguration
Tool. It is possible to connect up to 16 EW1 devices to ELDES alarm system at a time. Minimum distance for wireless connection is 3
centimeters, maximum – 150 meters (in open areas).
1. Package Content
1. EW1 ........................................................qty. 1
2. EW1 User Manual .............................qty. 1
2. Technical Specications
2.1 Electrical & Mechanical Characteristics
Power Supply 7-15V 20mA max
Number of Zones 2
Number of PGM Outputs 2
Wireless Transmitter-Receiver Frequency 868 MHz
Range of Operating Temperatures -20...+55ºC
Dimensions 38x60x12mm
Wireless Communication Range Up to 30 meters in premises; up to 150 meters in open areas
Compatible with Alarm Systems ELDES Wireless
Maximum Allowed Zone Voltage Values 0-30V
Maximum Commuting PGM Output Values Voltage – 30V; current 500mA
2.2 Connector & LED Functionality
COM Common contact for power supply, zones, PGM outputs
Z2, Z1 Security zones
C2, C1 PGM outputs
DC+ Positive power supply contact
D1, D2 Pins for restoring default settings
LED EW1 status
3. Installation
1. Disconnect ELDES alarm system main power supply and backup battery.
2. Connect the circuit as indicated in Fig. No. 2
3. Bind the device to ELDES alarm system. Use ELDES Conguration Tool software or
send a corresponding SMS message. Please refer to software‘s HELP section or
refer to installation manual of ELDES alarm system.
4. The system automatically informs about successful/unsuccessful binding pro-
cess. If attempt to bind is unsuccessful, try to move EW1 closer to ELDES alarm
system device and bind anew.
5. EW1 module is ready for use.
NOTE: If you are unable to bind the wireless device, please, restore the pa-
rameters of the wireless device to default and try again. See chapter 4. Re-
storing Default Parameters for more details.
4. Restoring Default Parameters
1. Disconnect EW1 power supply.
2. Short circuit (connect) pins D1 and D2.
3. Power up EW1 and wait untill LED provides several short ashes.
4. Disconnect power supply.
5. Remove short-circuit from D1 and D2 pins.
6. Power up EW1.
7. Parameters restored to default.
D1
LED
D2
C2
COM
DC+
Z1
C1
Z2
Fig. No. 1
+12V
EW1
Power supply
DC+ C1 C2 Z1 Z2 COM
Fig. No. 2
