VIA MARCONI, 15
20090 TREZZANO SUL NAVIGLIO
MILANO ITALY
TEL. +39-02-44.55.138 / +39-02-48.40.18.28
FAX +39-02-44.53.823
e-mail: info@tempomatic.net

ELECTRONIC BELL / BUZZER - Timers Accessories

Electronic bell
Type: "SI 1791"

Electronic bell

GENERAL FEATURES:

Buzz frequency: ca 3,8 kHz
Gap frequency: ca 1,5 kHz
Warning time: min. 15 sec.: T 125°C
Amplitude of the sound: ca 72 dB (1 m. distance)
Power supply: 230 VAC
(other voltages available by request)
Ambient temperature: -40 60°C
These warning bells could be related to every type
of timers or switches
Type SI1791G: acoustic signal at contact
opening
Type SI1791C: acoustic signal at contact
closing

Acoustic indicator

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