Auto bell ring timer controller school bell 220V ZYT08 with ring bell ,80 times one day,10 inch ,12 inch
Negotiable
Min.Order:1
1.) parameter
This automatic bell timer product designed with high performance microcomputer
chip, it can automatically switch on the bell according to the
fixed time, and realize automatic ring with max. 80 times
one day. It is widely used in school, factory and etc.
specification
Working voltage | AC240V |
Timing error | 0.5s/day |
Load capacity | Resistance 25A |
Temperature | -10C~+50C |
Dimension: | 126×88×51mm |
Max time length | 1s~23h59m59s |
Voltage scope | 85%~110% |
Consumed power | <4W |
Relative Humidity | <95% |
Ring Bell Diameter and Range: 10 inch ,bell diameter :220mm ring bell range: 1200 m2
12 inch ,bell diameter :240mm ring bell range: 2000 m2