Easy Series Device Specifications and Overview | en 83Bosch Security Systems, Inc. System Reference Guide F01U087835 | 02 | 2008.1010.9 wLSN Door-Window ContactThe wLSN Door-Window Contact is a magnetic reed switch and wireless transceiver used formonitoring doors, windows, and other dry contact devices.A cover-and-wall tamper switch transmits a tamper signal when the cover is removed from itsbase, or when the unit is pulled away from the wall.An LED provides status for RFSS and Discovery Modes.SpecificationsSupported Wiring ConfigurationsThe wLSN Door-Window Contact provides a supervised point for monitoring external devices.Refer to Section 2.2.7 Connect Supervised Points on page 19 for supported wiring optionswhen using the supervised point.10.10 wLSN Recessed Door-Window ContactThe wLSN Recessed Door-Window Contact is a wireless transceiver used for monitoring doorsA cover tamper switch transmits a tamper signal when the cover is removed from its base.andwindows.An LED provides status for RFSS and Discovery Modes.Specifications868 MHz ISW-BMC1-S135X915 MHz ISW-BMC1-S135YMaximum Distance Between Sensor andMagnet<12,7 mm, the magnet can be placed on either side.The base is marked to indicate the magnet position.Wire Gauge 0.14 mm (22 AWG) to 1.5 mm (16 AWG)Power/Voltage Two AA batteries, 1.5 V alkalineTerminal Block For connecting other dry contact devices such as another magnetic reedswitch. (2.2k EOL)EN50131-1 Security Grade 2, Environmental Class IIi NOTICE!Mounting the wLSN Recessed Door-Window Contact in a metal door or window frame coulddegrade the RF signal strength.868 MHz ISW-BMC1-R135X915 MHz ISW-BMC1-R135YPower/Voltage One CR2 lithium battery, 3 VDCMaximum Distance Between ReedSwitch and Magnet<12,7 mmDrill Tools Requires the use of a 19 mm (3/4 in.) drill bit and 22 mm(7/8 in.) spade bitCircuit Board Removal Needle nose pliers are recommendedEN50131-1 Security Grade 2, Environmental Class II