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The low frequency sounder and low frequency sounder strobes were designed to address the NFPA 72 sleeping space requirements that require a low frequency notification appliance that operates within frequency range of 520 Hz ± 10% and is of a square wave tone
The hold-up switch sends a signal to a dedicated 24 hour hold-up circuit of a burglar control panel
expansion module
may be installed in these circuits
Altronix AL400ULACM converts a 115VAC 60Hz input into eight (8) independently controlled 12VDC or 24VDC Fail-Safe and/or Fail-Secure outputs with a total of 4A @ 12VDC or 3A @ 24VDC continuous supply current
Li-ion Tamer LT-SEN-R3 Sensor Reference LT Gen 3 LHNRC3 The low frequency sounder andLi ion Tamer LT SEN R3 Reference Sensor: 275mW: Dia 28. 58mm