
HTC Instruments Digital Earth Tester DET-99
Product Summary:
HTC DET-99 is a high-precision digital earth resistance tester designed for accurate ground resistance measurement. With 3.5 digit display and robust features, it is ideal for industrial, electrical, and civil engineering applications.
Key Features:
3.5 Digit LCD Display with 1999 count
Earth Resistance Range: 0–10Ω / 0–1000Ω
Resolution: 0.01Ω (for 0–10Ω), 1Ω (for 0–1000Ω)
Accuracy: ±2% rdg + 5 digits or ±0.1Ω (whichever is greater)
Low Battery Indicator
Supplied with: Soft Carrying Case, Female Plugs, 14500 Rechargeable Batteries (x4), 15V Adapter
Applications:
Electrical grounding system checks
Earthing in buildings, substations, and industrial sites
Lightning protection system audits
Maintenance of power distribution networks
Product Benefits:
Easy-to-read large digital display
Accurate measurements over two resistance ranges
Rechargeable batteries enhance portability and sustainability
Compact and rugged design for field usage
Complete kit includes all standard accessories for on-site testing
FAQs:
Q1. What is the accuracy level of the HTC DET-99?
A1. It provides ±2% reading + 5 digits or ±0.1Ω accuracy, whichever is higher.
Q2. Does this tester support rechargeable batteries?
A2. Yes, it includes 4 rechargeable 14500 batteries and a 15V adapter.
Q3. Can it be used for high-resistance earthing systems?
A3. Yes, with a range of up to 1000Ω, it can be used for various earthing setups.