What to do if Chino Measuring Instruments unit does not function even the power switch is turned ON?
First, check the wiring to the power terminal. Then, ensure that the power voltage is AC100 to 240V.
What to do if data is displayed but not recorded on Chino AH4000?
First, ensure that the recording is ON and the “REC” status LED is lit. Next, check if the ribbon cassette is properly attached. Finally, verify that the chart is correctly attached and hasn't run out, looking for a flashing “REC” status LED.
Why is my Chino AH4000 making noise as printer moves?
Check if the cartridge pen is properly attached. Also, open the unit door and inspect the printer moving area for any foreign objects. Remove any obstructions found.
What to do if chart does not move as printer moves in Chino Measuring Instruments?
Manually feed the chart paper to ensure it feeds smoothly. Also, verify that the chart can be fed smoothly using the key.
Why is periodic data printing set, but not executed on Chino AH4000?
The start time set for periodic data printing may not have arrived yet. Another reason could be that the parameters are not set correctly. When you specify a start time which is earlier than the time of setting, periodic data printing will be executed from the next day at the specified time.
What to do if range setting is done, but data display or trace/digital printing is not performed on a certain channel on Chino AH4000 Measuring Instruments?
Check the setting (ON/OFF) of each operation in input type settings.
Why are , , keys not accepted on my Chino AH4000?
Check the system settings. While Key Lock is active, is shown on the display.
What to do if parameters are set correctly, but not reflected on the window when checked on Chino Measuring Instruments?
If a setting is changed while chart recording is ON, a setting change mark is printed on the chart; check the chart for this mark. Also, ensure you have pressed the key after moving the cursor to Set, and verify there were no errors in the set contents.
General| Model | AH4000 |
|---|---|
| Display | LCD |
| Communication interfaces | USB |
| Power supply | AA battery × 6, or AC adapter |
| pH Resolution | 0.01 pH |
| ORP Resolution | 1 mV |
| Temperature Resolution | 0.1 °C |
| IP Rating | IP67 |
| Sampling interval | 1 second |
| pH Measurement Range | 0 to 14 pH |
| ORP Measurement Range | -1999 to 1999 mV |
| Weight | Approx. 400 g |
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