User's Manual

7
KEYPAD WIRELESS SYSTEM
The keypad has a wireless transceiver module that communicates with the
microprocessor via a serial UART. The internal antenna is used for both
transmit and receive functions. The transceiver module is mounted in a
shielded enclosure for RFI protection.
RF Transceiver Specifi cations
The transceiver complies with FCC Part 15 and ISC Canada RSS-210 requirements.
Frequency 433.92MHz ±43.4 KHz (100 ppm)
Receive and Transmitt
Receiver Image Rejection 30 dB
L.O. Re-Radiation Meets FCC Part 15 and ISC Canada
Dynamic Range 85 dB
RF Encoding Format Proprietary format
RF Input Single integral antenna
Power Input 3.0-3.3 VDC regulated supply 100 mA
Operating Temperature Range -10 °C to +60 °C
Antenna 2 insulated wires approximately 6.5”
MECHANICAL
Material Cases molded in ABS plastic
Mounting Wall mounting
Battery Access 4 AA Batteries are replaceable by removing
keypad from wall mounting bracket. There is no
access to the electronics when replacing
batteries.
Miscellaneous The silicone keypad is covered by a door
that can be swung out of the way for access to
the keypad. In addition the door can be
removed by user if desired. An opening in the
case is provided for a piezo sounder and
bi-color LED.
MISCELLANEOUS REQUIREMENTS
Environmental Operating Temperature 32°-120° F (0-49° C)
Regulatory IC/ Industry Canada, FCC (Part 15)
Power 4 AA batteries supply power and are included.
The keypad battery life is three years based on
two minutes of operation per day. The batteries
are user replaceable.
Mounting Hardware Screws and anchors for standard wall
mounting are included.