3pcs/lot K37# KG3022T Automatic bell control Microcomputer Time Switch School bell device
Seller Promise:
KG3022T Automatic bell control Microcomputer Time Switch School bell device
Parameter
Every week or day when the range set by the work of the program cycle: 1 minute --- 168 hours
Programmable number of 80 times / week or day
Bell 1 to 99 seconds duration
Battery 5--batteries, replaceable
Working voltage AC220V/50Hz
Power consumption ≤ 4VA
Operating temperature -25 *C ~ 60*C
When timing errors ≤ 2 seconds / day
Dimension 179 × 139 × 66mm
Weight 430g
15A switching capacity
Installation placement type
(A) time setting
1.1 First, check whether the time display shows the current time line. To re-calibrate, hold down the "clock" at the same time, respectively, "the school week," "school time", "school hours" key, the clock is transferred to the current time;
1.2 Click the "regular" key, bottom left display a "1 on" word (for the first time Bell), and click the "timing", "school hours" key, enter the bell time, and then press the "school week "Select the operating mode (ie, where the bell a few days work);
Mode provides the following modes for you to choose according to the actual situation:
1.3 If the time required to perform double-bell ringing program (that is, automatically after a specified time interval a second bell), then adjusted the time and then click on the "double bell" (Auto / Manual) button, top right display side can be a double-ring sign;
1.4 continue to press the "time" button, the screen will be displayed in turn the lower left
"2 open, 3 open, ..., 19 open, 20 open" character, refer to step 3 to set subsequent bell time.
1.5 If the number of bell set has no further play after the bell, you must set the rest of the time Bell notes "==:=="( rather than "00:00"), so that it indicates that this second bell no program setting.
(B) Bell parameter
2.1 After setting the second time after the bell, to continue pressing the "time" key until the display shows "H10", that set the bell duration, then "school hours" key to adjust, rang the bell for the duration of the adjustment range 1 to 99 seconds, if not adjusted, the default length for the bell 10 seconds.
2.2 continue to press the "time" key until the display shows "d45", said the double-bell bell set time intervals, the adjustment range of 1 to 99 minutes, according to "school hours" to adjust, if not adjusted, the default Double bell rang the bell time interval of 45 minutes (ie two-boll case, the first 45 minutes after the bell rang the bell a second).
(C) Press "Auto / Manual" button, the display below the "" symbol transferred to the "automatic" position, this time, rang the bell device to set the time automatically according to Bell.
(D) is set up, should be "clock" button allows the display shows the current time; if not set after pressing any key, the display automatically after 30 seconds recovery time is displayed.
(E) As required in the course of the temporary suspension of Bell or Bell, you can simply press the "Auto / Manual" key "" symbol transferred to the corresponding "open" or "off" position.
Packing list:
1 x Time Control Switch (NO bell)
***If you need bells, please contact us***
