
( Brand: Cramer ), ( Model: HE21H ), ( Part Type: Meter )
The HE21H Cramer Running Hour Meter is a reliable and precise instrument designed for tracking the operational hours of various machinery and equipment. This particular model, manufactured by Cramer, a renowned name in the field of time measurement devices, is known for its durability and accuracy.
The HE21H is a mechanical hour meter, which means it operates without the need for batteries or external power sources. It features a clear, easy-to-read dial with large numerical markings, ensuring you can quickly and easily determine the running hours of your equipment. The dial is protected by a tough, scratch-resistant glass cover, ensuring it can withstand the rigors of daily use.
The HE21H Cramer Running Hour Meter is designed to be easy to install. It can be mounted on any flat surface using the included screws, and it comes with a convenient adjustable reset lever. This feature allows you to reset the meter to zero hours when the equipment is serviced or replaced, ensuring you always have an accurate record of its operational history.
One of the standout features of the HE21H is its high precision. It is capable of measuring running hours to the nearest minute, ensuring you have a detailed and accurate record of your equipment's use. This can be invaluable for scheduling maintenance, tracking wear and tear, and ensuring compliance with regulatory requirements.
In summary, the HE21H Cramer Running Hour Meter is a robust, reliable, and accurate instrument for tracking the operational hours of your machinery and equipment. Its mechanical design ensures it can operate without the need for batteries, while its clear dial and adjustable reset lever make it easy to use. With its high precision and durability, this meter is an essential tool for any facility that relies on heavy machinery.
The HE21H Cramer Running Hour Meter is a popular tool used for measuring the running hours of various machines, such as pumps, compressors, and generators. Let's consider its pros and cons.
Pros:1. Accuracy: The HE21H Cramer Running Hour Meter is known for its high accuracy, ensuring reliable and precise reading of running hours.
2. Robust Design: The meter has a sturdy construction, making it resistant to harsh environments and vibrations.
3. Simple Operation: The device is relatively easy to use, with no complicated settings or instructions.
4. Long-lasting: The HE21H Cramer Running Hour Meter is designed to last a long time, ensuring minimal maintenance and replacement costs.
5. Cost-effective: While the initial investment may be higher than some alternatives, the long-term savings from reduced maintenance and replacement costs make it a cost-effective option.
Cons:1. Limited Compatibility: The HE21H Cramer Running Hour Meter may not be compatible with all types of machines, requiring users to check compatibility before purchase.
2. Potential for User Error: If not used correctly, there's a risk of inaccurate readings, which could lead to incorrect maintenance scheduling or equipment lifespan estimation.
3. Initial Setup: While the operation is simple, the initial setup may require some technical knowledge or assistance from a professional.
In conclusion, the HE21H Cramer Running Hour Meter is a reliable and accurate tool for measuring running hours. Its robust design, long-lasting nature, and cost-effectiveness make it a worthwhile investment for businesses and individuals who rely on machines for their operations. However, potential users should be aware of its limited compatibility and the need for correct usage to ensure accurate readings. It is recommended to consult with a professional before purchasing to ensure compatibility and proper installation.
Here is what he found: you can own a piece of American history with this pre-owned 120 vac panel meter manufactured by the r. The meter currently reads 4,066. This non-resetting, model HE21H running time meter records up to four digits in addition tenths of an hour. Model HE21H elapsed time running hour meter, left behind in my late fathers electronics treasures.
Cramer company, inc. There are two solder terminals in the rear, with at least inches of about 14 insulated stranded copper wire. The meter is in what appears to be a non-metallic case with glass face. It appears to be in very good condition for its age, and the nameplate is beautiful.
For sale is a vintage r. See photos for exact condition of the meter. Was a manufacturer of electric timers, synchronous motors, time switches, interval delay relays and cycling timers.
Hours are registered in black numerals and the tenths of an hour red. As I know very little of my fathers electronics, husband did the research and testing for me.
Their trade catalogs can now be found in the archives of Smithsonian national museum American history. The body diameter is approximately nominal inches. Patents as early 1937 and opened its research laboratory in meter face diameter is about inches. There are three mounting points on the rim of bezel.
This is a working meter. The depth to rear of meter case is about inches, and terminals inches. The meter is pre-owned, and sold as is, found, photographed.
The meter is model number HE21H, and serial r35103. Three by 7/8 inch slotted, round-head screws with hex nuts and lock washers are included for panel mounting.
He was a radio and television repairman for much of his life, the eternal electronics tinkerer whole life. Bezel outside diameter is about inches.