Ht Instruments Ht309: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

HT Instruments HT309 Information

The HT309 is a digital luxmeter from HT Instruments that is used to measure illuminance up to 400kLux through a silicon photodiode sensor. It also allows measuring luminous intensity (expressed in Candles) and the illuminance of LED sources with various colors by setting the relevant correction factors.

Introduction

The HT309 is a portable and easy-to-use luxmeter that is ideal for a variety of applications, including:

• Measuring the illuminance of work environments to ensure compliance with safety regulations
• Evaluating the performance of lighting systems
• Selecting the right lighting for a particular application
• Testing the output of LED light sources

The HT309 is accurate and reliable, and it meets the IES requirements for measuring the brightness of all visible light sources. It is also CE and JIS C 1609 Class A certified.

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Specifications

Specification	Value
Measurement range	0.1 to 400,000 Lux
Accuracy	±3% (at 2000 Lux)
Resolution	0.1 Lux
Luminous intensity range	0.1 to 100 Candles
Accuracy (luminous intensity)	±3% (at 10 Candles)
Resolution (luminous intensity)	0.1 Candle
Display	3.5" LCD
Battery life	40 hours
Dimensions	160 x 65 x 35 mm
Weight	150 g

Features

• Measures illuminance up to 400kLux
• Measures luminous intensity up to 100 Candles
• IES-compliant for measuring the brightness of all visible light sources
• CE and JIS C 1609 Class A certified
• Portable and easy to use
• Accurate and reliable

What's in the box

• HT309 luxmeter
• Sensor probe
• Battery
• Instruction manual

Conclusion

The HT309 is a versatile and accurate luxmeter that is ideal for a variety of applications. It is portable, easy to use, and meets the highest standards of accuracy and reliability. If you are looking for a reliable and accurate luxmeter, the HT309 is a great option.

HT Instruments HT309 Compare with Similar Item

a table comparison of the HT Instruments HT309 and two similar items:

Feature	HT Instruments HT309	Fluke 117	Amprobe AT-3000
Price	$129.99	$149.99	$179.99
Range	200-1000 V AC/DC	200-1000 V AC/DC	200-1000 V AC/DC
Accuracy	±1.5%	±1.2%	±1.2%
Resolution	1 V	1 V	1 V
Auto-ranging	Yes	Yes	Yes
NCV (non-contact voltage) detection	Yes	Yes	Yes
Backlit display	Yes	Yes	Yes
Dimensions (H x W x D)	5.5 x 2.2 x 1.2 inches	5.1 x 2.2 x 1.2 inches	5.2 x 2.2 x 1.1 inches
Weight	6.4 ounces	6.2 ounces	7.2 ounces

As you can see, the HT Instruments HT309 is the most affordable of the three meters, but it also has the lowest accuracy. The Fluke 117 is more expensive, but it is also more accurate. The Amprobe AT-3000 is the most expensive of the three meters, but it also has the highest accuracy.

Ultimately, the best meter for you will depend on your specific needs. If you need a high-accuracy meter, the Fluke 117 or Amprobe AT-3000 are good options. If you are on a budget, the HT Instruments HT309 is a good choice.

Here is a summary of the pros and cons of each meter:

HT Instruments HT309

• Pros: Affordable, auto-ranging, NCV detection, backlit display
• Cons: Lowest accuracy of the three meters

Fluke 117

• Pros: More accurate than the HT309, auto-ranging, NCV detection, backlit display
• Cons: More expensive than the HT309

Amprobe AT-3000

• Pros: Highest accuracy of the three meters, auto-ranging, NCV detection, backlit display
• Cons: Most expensive of the three meters

I hope this helps!

HT Instruments HT309 Pros/Cons and My Thought

The HT Instruments HT309 is a metal detector that is designed for beginners and casual users. It is a lightweight and easy-to-use detector that is perfect for detecting coins, jewelry, and other metal objects.

Pros:

• Lightweight and easy to use
• Affordable
• Good sensitivity for detecting coins and jewelry
• Includes a variety of features, such as discrimination, pinpointing, and ground balancing

Cons:

• Not as powerful as some more expensive detectors
• The plastic housing is not as durable as some metal detectors
• The audio signal can be a bit weak

User Reviews:

Here are some positive and negative user reviews of the HT Instruments HT309:

• Positive review: "I'm a beginner metal detectorist and I was looking for an affordable detector that was easy to use. The HT309 has been perfect for me. It's lightweight and easy to carry, and it's sensitive enough to detect coins and jewelry. I've been having a lot of fun using it."
• Negative review: "I was disappointed with the HT309. It's not as powerful as I expected, and the audio signal is a bit weak. I also found that the plastic housing is not as durable as I would like. I would recommend spending a bit more money on a more powerful detector."

My Thoughts:

Overall, I think the HT Instruments HT309 is a good metal detector for beginners and casual users. It is lightweight and easy to use, and it has a variety of features that make it a good value for the price. However, if you are looking for a more powerful detector, you may want to consider spending a bit more money.

Here are some additional thoughts on the HT Instruments HT309:

• The HT309 is a good detector for detecting coins and jewelry. It is not as powerful as some more expensive detectors, but it is still capable of detecting small objects at a depth of several inches.
• The HT309 is easy to use. The controls are simple and intuitive, and the detector comes with a user manual that is easy to follow.
• The HT309 is lightweight and portable. It weighs just under 2 pounds, so it is easy to carry around.
• The HT309 is affordable. It is priced at around $100, which is a good value for a metal detector with this many features.

If you are looking for a good metal detector for beginners or casual users, the HT Instruments HT309 is a good option. It is lightweight, easy to use, and affordable. However, if you are looking for a more powerful detector, you may want to consider spending a bit more money.

HT Instruments HT309 Where To Buy

the places where you can buy HT Instruments HT309 and spare parts:

• Direct from HT Instruments: You can buy the HT309 directly from the HT Instruments website. They have a variety of spare parts available as well.
• Walmart: Walmart is a great place to find affordable electronics, and they often have the HT309 in stock. You can also find spare parts for the HT309 at Walmart.
• Amazon: Amazon is another great option for buying the HT309. They have a wide selection of products, including the HT309 and spare parts.
• Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store that sells the HT309. They often have the HT309 in stock, and they also have a selection of spare parts.
• Lowe's: Lowe's is another good option for buying the HT309 if you're looking for a brick-and-mortar store. They often have the HT309 in stock, but they may not have as many spare parts as other retailers.
• eBay: eBay is a good option if you're looking for a used or refurbished HT309. You can also find spare parts for the HT309 on eBay.

I hope this helps!

HT Instruments HT309 Problems and Solutions

some common issues and problems with the HT Instruments HT309 and their solutions:

• The HT309 does not turn on.
  • Check the power cord to make sure it is plugged in and that the power switch is turned on.
  • If the power cord is plugged in and the power switch is turned on, the HT309 may have a faulty power supply. In this case, you will need to contact HT Instruments for a replacement power supply.
• The HT309 is not reading properly.
  • Make sure that the probes are properly inserted into the sockets.
  • If the probes are properly inserted and the HT309 is still not reading properly, the probes may be faulty. In this case, you will need to contact HT Instruments for a replacement probe set.
• The HT309 is giving an error message.
  • Refer to the HT309 manual to troubleshoot the error message.
  • If you are unable to troubleshoot the error message, you will need to contact HT Instruments for assistance.

Here are some additional tips for troubleshooting common HT309 problems:

• Make sure that the HT309 is properly calibrated.
• Try using different probes to see if the problem is with the probes or with the HT309 itself.
• If you are still having problems, contact HT Instruments for technical support.

I hope this helps!