7
DEV20 Sounder Technical Manual
DEV20 SOUNDER TECHNICAL MANUAL
TMF0047.A
www.eaton.com
Volume – Measuring method
Connecting clamps in the terminal compartment
Extern circuitry
1. Signal stage: switch S open
2. Signal stage: switch S closed
Connecting clamps in the terminal compartment
Extern circuitry
1. Signal stage: switch S open
2. Signal stage: switch S closed
Sounder for DC voltage
Switching of the signal levels
Sounder for AC voltage