Pukapuka Kaiwhakamahi mō te Taima Whakaoho Hongere-Whā ka taea te Whai

Kupu Whakataki

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.

Ngā āhuatanga

• 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

Tatūnga

Tāuta Pūhiko

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

1. Kimihia te wahanga pākahiko kei muri o te waeine.
2. Whakatuwheratia te uhi o te wahanga.
3. Insert new batteries, observing the correct polarity (+/-) as indicated inside the compartment.
4. Katia kia mau te uhi o te wahanga pākahiko.

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

Hia Tuatahi

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.

Nga Tohutohu Whakahaere

Ka mutuview o Mana

Whakaahua: Mua 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.
• KAraka: 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 (Clear): Clears the set time for the selected channel.
• Timata / TAUTU: 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 viewi te wa o naianei.

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. Pehia te H, M, a S buttons to set the desired countdown time. Each press increments the value. Hold the button for rapid increment.
3. Pehia te TITIAKI/TATA pātene hei tīmata i te tatau iho.
4. When the countdown reaches zero, an extra-loud alarm will sound for 1 minute.
5. Hei whakamutu i te whakaoho, pehia tetahi paatene.
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 pātene.
3. Pehia te TITIAKI/TATA pātene hei tīmata tatau.
4. Pehia te TITIAKI/TATA button again to pause the count-up.
5. Pehia te C button to clear the count-up time.

Te Whakatakoto i te Karaka

1. Patohia me te pupuri i te KARAKA patene tae noa ki te wa ka timata te whakaatu o te waa ki te kanapa.
2. Whakamahia te H, M, a S nga paatene hei tautuhi i te waa o naianei.
3. Pehia te KARAKA button again to confirm and exit clock setting mode.

Te tiaki

Te horoi

Horoia te matawā ki te ngohengohe, damp kakahu. Kaua e whakamahi i nga kai horoi awhiowhio me te rukuhia te waeine ki te wai.

Whakakapinga Pūhiko

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.

Raparongoā

Karekau te taima e whakautu

• Tirohia te tāutanga o te pākahiko, kia mōhio ai kei te hou tonu ngā pākahiko.
• Pehia te C button to clear any previous settings.

Alarm is too quiet or not sounding

• Whakakapihia nga pākahiko.
• Ensure the timer is not in a location where the sound is muffled.

Display is blank or erratic

• Whakakapihia nga pākahiko.
• Mena ka mau tonu te raruraru i muri i te whakakapinga pākahiko, whakapā atu ki te ratonga kiritaki.

Whakatakotoranga

Pūtāhui me te Tautoko

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 webpaetukutuku, whakapā atu ranei ki ta raatau tari ratonga kaihoko.