AWE-LSW-EX1

Evaluation electronic for airflow monitor EX

ATEX approval group II, category (1) G, PTB 01 ATEX 2075
mit amplifier to connect Ex flow sensors with
relay output for airflow and line monitoring.
The limit setting for gaseous and liquid mediums is made by
slide switch and potiometer.

The current state is indicated by a 11-digit LED display.
The sensor and the power suppy circuit are galvanically isolated from each other.
The evaluation electronic and the connection line are monitored for line break and short circuit

When the limit value has fallen down resp. at line break or short circuit, the associated monitoring
relay drops out.