HT 300 - Measuring equipment PCE Instruments - Free user manual and instructions
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| Product Type | Digital Multimeter / Thermometer |
| Brand | PCE Instruments |
| Model | HT 300 |
| Dimensions | 185 x 80 x 35 mm |
| Weight | Approx. 220 g |
| Power Supply | 2 x 1.5 V AAA batteries |
| Display | LCD, 3 ½ digits, 1999 counts |
| Measurement Functions | AC/DC Voltage, AC/DC Current, Resistance, Temperature (K-type thermocouple), Diode Test, Continuity Test |
| Temperature Range | -50°C to +1000°C (-58°F to +1832°F) |
| Accuracy | ±0.5% + 2 digits (voltage), ±1% + 3 digits (temperature) |
| Safety Rating | CAT III 600V, EN 61010-1 |
| Overrange Indication | “OL” displayed |
| Auto Power Off | Yes, after approx. 15 minutes of inactivity |
| Data Hold | Yes |
| Relative Measurement | Yes |
| Backlight | Yes, blue LED |
| Operating Temperature | 0°C to +50°C (32°F to 122°F) |
| Storage Temperature | -10°C to +60°C (14°F to 140°F) |
| Accessories Included | Test leads, K-type thermocouple probe, carry case, manual, batteries |
| Maintenance | Clean with dry cloth; do not use solvents |
| Spare Parts | Batteries, test leads, thermocouple probes (available from PCE) |
| Reparability | Designed for professional repair only; no user-serviceable parts inside |
Frequently Asked Questions - HT 300 PCE Instruments
What type of battery does the HT 300 use?
The HT 300 uses two 1.5V AAA batteries (commonly available).
How do I replace the battery?
Remove the screw on the back cover, slide off the battery compartment, replace with two new AAA batteries observing polarity, then reattach the cover.
Can the HT 300 measure temperature with any thermocouple?
It is designed for K-type thermocouples. Using other types may result in inaccurate readings.
What is the maximum voltage the HT 300 can measure?
The maximum DC voltage is 600V, and AC voltage up to 600V (RMS). The device is rated CAT III 600V for safety.
Does the HT 300 have an auto power-off feature?
Yes, it automatically switches off after approximately 15 minutes of inactivity to conserve battery.
How do I clean the HT 300?
Use a soft, dry cloth to wipe the exterior. Do not use any solvents or abrasive cleaners.
What does 'OL' mean on the display?
'OL' stands for OverLoad. It indicates that the input signal exceeds the measurement range of the selected function.
Is the HT 300 suitable for industrial use?
Yes, it is designed for professional use and meets safety standards like EN 61010-1 for category III environments up to 600V.
Can I measure current with the HT 300?
Yes, it measures both AC and DC current up to 10A. However, for currents above 2A, limit measurement time to 10 seconds with a 15-minute cooldown.
Where can I find the user manual?
The user manual is available for free download in PDF format from notice-facile.com or the official PCE Instruments website.
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USER MANUAL HT 300 PCE Instruments
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Product information
Brand : PCE Instruments
Model : HT 300
Category : Measuring equipment