
wLSN | Reference Guide | 11.0 wLSN Relay Module
Bosch Security Systems, Inc. | 3/07 | F01U009440-01 41
11.0 wLSN Relay Module
(ISW-BRL1-WX)
The wLSN Relay Module allows the control panel to switch outputs
of devices wirelessly. Features include:
• The ability to control external devices wirelessly through a
Form C relay
• The ability to synchronize the output of multiple wLSN devices
such as sirens
• A supervised point for monitoring external devices (refer to
Section 6.1 Supported Wiring Configurations on page 31)
• Secondary external power source option
• An LED for RFSS and Discovery Modes
Table 17: Relay Module Specifications
Wire Gauge 0.14 mm (22 AWG) to 1.5 mm (14 AWG)
Power Four AA batteries, 1.5 V alkaline
External Power
Source (optional)
12 VDC nominal, 6 VDC to 14 VDC
DC+ and DC –
External power source, 12 VDC
nominal, 6 VDC to 14 VDC
PT + and PT –
(input)
Input, supervised sensor loop
Terminal Blocks
NO, C, NC (output)
Relay output for control of
external devices.
Relay Output 2A at 30 VDC (resistive load)
Cover and Wall
Tamper Switch
Transmits a tamper signal when the cover is removed
from its base or the unit is pulled away from the wall.
EN50131-1 Security Grade 2, Environmental Class II
The external power option is intended to be used as a
supplemental (secondary) source of power only. Do not
operate the Relay Module without the batteries.
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