Why does the Process Value change abnormally on my Extech Instruments Controller?
If the Process Value of your Extech Instruments Controller changes abnormally, it might be due to Electromagnetic (EMI) or Radio Frequency (RFI) interference. To address this, protect the controller using arc suppressing external circuitry to eliminate high voltage spikes, ensure the sensor and power wiring are separated, and ground the heaters.
What to do if my Extech Instruments Controller has no heat or output?
If your Extech Instruments Controller displays no heat or output, begin by checking the wiring and the fuse. Also, inspect the heater itself for any defects.
Why are the LEDs and display not lighting up on my Extech Instruments Controller?
If the LEDs and display on your Extech Instruments Controller are not lighting up, check the power connection first. If the issue persists, the controller may have failed and require servicing.
What to do if the keypad is not functioning on my Extech Instruments 96VFL?
If the keypad on your Extech Instruments Controller is not functioning, the keypad might be locked or defective. Check the ‘LOCK’ parameter. If it is not locked, the unit may require service.
How to fix process value unstable on Extech Instruments 96VFL?
If you are experiencing an unstable process value with your Extech Instruments Controller, it is likely due to improper PID tuning. You should tune the controller to correct this.
Why is entered data lost on my Extech Instruments 96VFL?
If the entered data is lost on your Extech Instruments Controller, it could be due to an EEPROM error caused by EMI or RFI interference. Service is required to resolve this issue.
What to do if the sensor is not connected to my Extech Instruments 96VFL Controller?
If you are experiencing a sensor break or the sensor is not connected to your Extech Instruments Controller, connect or replace the sensor.
General| Data Hold | Yes |
|---|---|
| Min/Max | Yes |
| Average | Yes |
| Power | 9V battery |
| Type | Anemometer |
| Air Velocity Range | 0.4 to 30 m/sec |
| Air Velocity Accuracy | +/-3% of reading |
| Air Flow Range | 0 to 9999 CFM/CMM |
| Temperature Range | 0 to 50°C (32 to 122°F) |
| Units | m/sec, ft/min, °C, °F |
| Resolution | 0.1°C/°F |
| Operating Temperature | 0 to 50°C (32 to 122°F) |
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