O.L.E. (UK) T4020 - Operational Instructions; Front Panel Overview; Sensor and Input Connections; Output and Communication Interfaces

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Operational Instructions
Probe Input
4-20 mA
Output
RS485
Connector
Alarm Outputs
M, 1, 2, 3
Power Input / Output
Temperature
Probe Input
High Input
Bund Input
Alarm Mute
Button
Scroll Button for
Ullage and Backlight
Visual Display
LED Light
Audible Alarm