80times per day school bell digital electric ringing instrument - Huadong
Place of Origin: Zhejiang China (Mainland) | Model Number: Huadong |
80times per day school bell digital electric ringing instrument
1 year quality warranty
The working voltage can be customized:12vdc,24vdc,48vdc,220VAC,110VAC,380VAC
The inner battery is for keeping memory and lcd display,it will last about 1year
universal AAA dry battery,replaceable
it can connect with 1-6 bell according to the bell power
automatic digital electric class timer
1.ringing 20 times
2.1s~23h&59min&59s
3.wall mounting
4.battery replaceable;CE & CCC
Description:Weekly programmable bell timer is designed with high performance microcomputer
chip, it can automatically switch on the ring on fixed time, and realize
automatic ring with max. 20 times one day.
It is of the highest accuracy, reliability & durability.
Application:It is widely used in school, factory and etc.
Features:
- wall hanging mounting
- 20 times /day
- working voltage can be customized
- ringing time range:1s--23h 59min 59s
- CE, CCC, CQC approval
FEATURES:
Model | KG30221T |
ringing time | from 1 to 23h59m59s |
operating power | AC220V/50Hz (other voltage is customizable) |
operating temp. | '-10°C~+50°C |
Relative Humidity | <95% |
external dimensions | 126×88×51mm |
switch capacity | 25A |
programmable numbe | 80 times per week or day |
battery | Battary AAA |
consumed power | ≤5W |
timing error | ≤30s/year (with automatic error adjustment) |
installation type | wall hanging |
weight | 430g/pc |
Satefy standard | CE, CQC |
Packaging Detail:carton |
Delivery Detail:a week after order |