The TPCA01-R is a Master PCB for AlarmSense PLUS repeater panels. The main circuit board has 2, switch –ve, inputs which can be used to sound or pulse the alarms. These inputs can also be re-programmed for use as PSU fault inputs. Features Power supply voltage control line, for temperature compensation control 28V DC supply input, diode protected for reversal and independent short circuit, maximum current 3A Switched -ve inputs, connect to 0V to trigger, maximum input voltage 28V DC, non-latching, maximum resistance 100R
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