Siemens ABHW-4B SF 08/12 and RS-232 Communication Card

and RS-232 Communication Card

making it ideal for both on-road and off-road vehicles

LEDs will be off when a trouble condition exists indicating that the detector sensitivity is outside the listed limit

the relay i s triggered by the FACP

Module power is supplied from the IDNet communications channel eliminating the need for separate power wiring

Siemens ABHW-4B SF 08/12 and RS-232 Communication CardThe Model ABHW 4B Audible (Sounder) Base from Siemens Industry Inc. is an intelligent, supervised and addressable detector base designed for use in standard applications requiring an audible notification device. Each Model ABHW 4B base generates a 3,000 Hz audio signal that complies with NFPA 72 Standard.