ຄູ່ມືຜູ້ໃຊ້ໂມງຈັບເວລາປຸກສີ່ຊ່ອງທີ່ສາມາດຕິດຕາມໄດ້

ແນະນຳ

This manual provides detailed instructions for the operation and maintenance of the Traceable Four-Channel Alarm Timer, Model 90225-35. This device is designed for laboratory use, offering precise timing capabilities across four independent channels for various applications.

ຄຸນສົມບັດ

• Calibrated Four-Channel Alarm Timer for Laboratory Use
• Memory returns display to previously programmed countdown time with touch of a button
• Extra-loud alarms sound for 1 minute
• Includes NIST-Traceable certificate from our A2LA accredited (1750.01) calibration laboratory

ຕັ້ງຄ່າ

ການຕິດຕັ້ງຫມໍ້ໄຟ

The timer operates on standard batteries. To install or replace batteries:

1. ຊອກຫາຊ່ອງໃສ່ຫມໍ້ໄຟຢູ່ດ້ານຫຼັງຂອງໜ່ວຍ.
2. ເປີດຝາປິດ.
3. ໃສ່ໝໍ້ໄຟໃໝ່, ສັງເກດການຂົ້ວທີ່ຖືກຕ້ອງ (+/-) ຕາມທີ່ລະບຸໄວ້ພາຍໃນຊ່ອງ.
4. ປິດຝາປິດຊ່ອງໃສ່ຫມໍ້ໄຟຢ່າງປອດໄພ.

ຮູບພາບ: ດ້ານຫລັງ view of the Traceable Four-Channel Alarm Timer, highlighting the circular battery compartment cover on the right side.

ເປີດເຄື່ອງເບື້ອງຕົ້ນ

Upon first power-on or after battery replacement, the display will show the current time or default to 0:00:00. The timer is now ready for operation.

ຄໍາແນະນໍາການດໍາເນີນງານ

ເກີນview ຂອງ​ການ​ຄວບ​ຄຸມ​

ຮູບພາບ: ທາງຫນ້າ view of the timer, displaying the LCD screen and all control buttons. Buttons include T1, T2, T3, T4, CLOCK at the top, and H, M, S, C, START STOP at the bottom.

The timer features several buttons for various functions:

• T1, T2, T3, T4: Selects the desired timer channel.
• ໂມງ: Toggles between clock display and timer display, and used for setting the clock.
• H (Hours): Sets hours for countdown/count-up.
• M (Minutes): Sets minutes for countdown/count-up.
• S (Seconds): Sets seconds for countdown/count-up.
• C (ລຶບລ້າງ): Clears the set time for the selected channel.
• ເລີ່ມຕົ້ນ / ຢຸດ: Starts or stops the selected timer.

Image: Close-up of the 'H' (Hours) and 'M' (Minutes) buttons, which are used for setting time values.

Image: Close-up of the 'START STOP' button, used to initiate or pause timing functions.

Image: Close-up of the 'CLOCK' button, used for setting and viewໃນ​ເວ​ລາ​ໃນ​ປັດ​ຈຸ​ບັນ​.

Setting a Countdown Timer

1. Press one of the channel buttons (T1, T2, T3, or T4) to select the desired timer. The display will show the selected channel indicator.
2. ກົດ H, M, ແລະ S buttons to set the desired countdown time. Each press increments the value. Hold the button for rapid increment.
3. ກົດ ເລີ່ມ/ຢຸດ ປຸ່ມເພື່ອເລີ່ມຕົ້ນການນັບຖອຍຫຼັງ.
4. When the countdown reaches zero, an extra-loud alarm will sound for 1 minute.
5. ເພື່ອຢຸດໂມງປຸກ, ໃຫ້ກົດປຸ່ມໃດກໍໄດ້.
6. To recall the previously programmed countdown time for a channel, press the corresponding channel button (T1-T4) after the timer has stopped.

Using as a Count-Up Timer (Stopwatch)

1. Press one of the channel buttons (T1, T2, T3, or T4) to select the desired timer.
2. Ensure the selected channel is cleared (display shows 0:00:00). If not, press the C ປຸ່ມ.
3. ກົດ ເລີ່ມ/ຢຸດ ປຸ່ມເພື່ອເລີ່ມນັບ.
4. ກົດ ເລີ່ມ/ຢຸດ button again to pause the count-up.
5. ກົດ C button to clear the count-up time.

ການ​ຕັ້ງ​ຄ່າ​ໂມງ

1. ກົດຄ້າງໄວ້ ໂມງ ກົດປຸ່ມຈົນກວ່າໜ້າຈໍສະແດງເວລາຈະເລີ່ມກະພິບ.
2. ໃຊ້ H, M, ແລະ S ປຸ່ມເພື່ອກໍານົດເວລາປະຈຸບັນ.
3. ກົດ ໂມງ button again to confirm and exit clock setting mode.

ບໍາລຸງຮັກສາ

ທໍາຄວາມສະອາດ

ເຊັດເຄື່ອງຈັບເວລາດ້ວຍເຄື່ອງອ່ອນ, ງamp ຜ້າ. ຫ້າມ​ໃຊ້​ເຄື່ອງ​ເຮັດ​ຄວາມ​ສະ​ອາດ​ຂັດ​ຫຼື​ຈຸ່ມ​ຫົວ​ໜ່ວຍ​ໃນ​ນ້ຳ.

ການປ່ຽນແບັດ

When the display dims or the alarm weakens, it is time to replace the batteries. Refer to the "Battery Installation" section under Setup for instructions.

ການແກ້ໄຂບັນຫາ

ໂມງຈັບເວລາບໍ່ຕອບສະໜອງ

• ກວດເບິ່ງການຕິດຕັ້ງແບດເຕີລີ່ແລະໃຫ້ແນ່ໃຈວ່າຫມໍ້ໄຟສົດ.
• ກົດ C button to clear any previous settings.

Alarm is too quiet or not sounding

• ປ່ຽນແບັດ.
• Ensure the timer is not in a location where the sound is muffled.

Display is blank or erratic

• ປ່ຽນແບັດ.
• If the issue persists after battery replacement, contact customer support.

ຂໍ້ມູນຈໍາເພາະ

ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ

This product comes with a NIST-Traceable certificate, ensuring its calibration accuracy. For specific warranty details or technical support, please refer to the documentation included with your purchase or contact Cole-Parmer customer service.

For additional information or support, please visit the manufacturer's webເວັບໄຊ ຫຼືຕິດຕໍ່ພະແນກບໍລິການລູກຄ້າຂອງເຂົາເຈົ້າ.