
wLSN | Reference Guide | 4.0 wLSN Hub
Bosch Security Systems, Inc. | 3/07 | F01U009440-01 23
4.0 wLSN Hub
(ISW-BHB1-WXA, ISW-BHB1-WXB, ISW-BHB1-WXC)
The wLSN Hub monitors and coordinates two-way communications
between the control panel and the detectors. Features include:
• Three switches, S1, S2 and S3, for configuring device
operation and enabling special diagnostic or installation modes
• An LED for visual device status
Table 8: wLSN Hub Specifications
Wire Gauge 0.14 (24 AWG) to 1.5 mm (18 AWG).
Power/Voltage 12 VDC nominal, 7 to 14 VDC
Wire Length ≤300 m (1000 ft)
Current Draw maximum 60 mA
Wall and Cover
Tamper Switch
Transmits a tamper signal when the detector is
removed from its base or pulled away from the wall.
EN50131-1 Security Grade 2, Environmental Class II
For more information on wire distance and the number of
devices, refer to the control panel’s documentation.
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