IPC/RSL8xxx-XxxxE: user documentation
DOC/IPC_RSL8-E; V1.9
© Syslogic Datentechnik AG, Switzerland, http://www.syslogic.com
30
/
80
3.3.4.
Buzzer / Buzzer Interface (optional)
A simple buzzer is available driven by the the standard PC timer 1.
Optionally the buzzer can be replaced by an internal connector P3 for connection of an off-
board PC buzzer. The buzzer drive signal is is buffered by an open collector NPN transistor
and protected by a free-wheeling diode against inductive load spikes.
Device Connection
Mating connector type: Housing Molex 51021-0200, Crimp contact Molex 50058-8100.
Wiring: AWG26.
Pin Number
Signal
Remarks
1
BUZ+ (5V)
not fused
2
BUZ- (buzzer drive signal)
100mA max
Tab. 13 Buzzer interface connector P3
Important Note
This interface is intended for case internal use only.