The internal battery is recharged via the mains input, even during operation.
Meters are provided to monitor voltage and RMS current outputs.
The tone generator is fitted into a waterproof synthetic resin case for protection both during transit and operations.
A high power add-on module, giving drive voltage of up to 200 V is also available, in a matching case.
Other tone generators, including units in Explosion Proof housings, are also available.
Frequency range: 10.0 to 999.9 hertz in 0.1-hertz steps, selectable
Output voltage, external AC power: 28-volt nominal
Output voltage, external DC power: 15 to 35 VDC
Output voltage, internal battery power: 24-volt nominal (7AH capacity)
Output current: Up to 1,250 mA, switch selectable, short circuit protected.