Atkinson Equipment Over-Fill Alarms

Battery or mains operated alarms for use on diesel or heating oil tanks

Before filling, the alarms rotary switch is set to "Monitor", this activates the circuit. As the level in the tank then reaches the level at which the included float-switch is suspended, this triggers a reed-switch causing the alarm to sound, the rotary switch is then set to "Mute Alarm" to silence the alarm