Hanna HI8510 Panel-mounted pH Analog Indicator with Self Diagnostic Test
- pH Range: 0.00 to 14.00
- Accuracy: ±0.02 pH (@25 °C)
- Temperature Compensation: Pt100 automatic or fixed
- Recorder Output: 0–20 mA / 4–20 mA
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Description
The Hanna HI8510 Panel-mounted pH Analog Indicator with Self Diagnostic Test is a precision-engineered industrial instrument built for reliable and continuous pH monitoring in process environments. Designed for easy integration into control panels, this device combines user-friendly operation with advanced diagnostic capabilities. Its large backlit LCD display ensures clear visibility of readings even in poorly lit industrial settings. The HI8510 accepts inputs from both high-impedance pH electrodes and transmitters, making it compatible with a variety of probe designs and industrial setups. The rugged enclosure, comprising a flame-retardant ABS splash-proof front cover, protects internal electronics from dust, moisture, and accidental splashes, ensuring long service life even under demanding conditions.
Clear Display And Effortless User Interactions
The HI8510 is equipped with a prominent, easy-to-read LCD display that continuously shows pH measurements with a resolution of 0.01 pH. Coupled with an always-on backlight feature, this ensures visibility regardless of ambient lighting. The front membrane keypad offers straightforward navigation and control, with dedicated keys for initiating autodiagnostic tests, offset calibration, and slope adjustment. These user-friendly controls help technicians perform maintenance tasks quickly, reducing equipment downtime and minimizing production interruptions. Additionally, the unit supports direct BNC electrode connections, eliminating the need for complex wiring or specialized adapters.
Integrated Self-Diagnostic Test Capabilities
One of the standout features of the HI8510 is its self-testing diagnostic function. This built-in feature enables operators to identify potential faults in the pH measurement process, such as electrode contamination, internal offset malfunctions, or amplifier circuit issues. By using the front panel’s designated diagnostic buttons, maintenance teams can isolate whether issues lie in the sensor, the cabling, or the instrument itself. This self-check capability supports preventive maintenance routines, enhances reliability, and can significantly cut troubleshooting time. In industries where continuous process monitoring is critical—such as chemical manufacturing, water treatment, or food production—this capability delivers a clear operational advantage.
High Accuracy With Temperature Compensation
The measurement system is engineered for high precision across a broad temperature range. With an accuracy of ±0.02 pH from 0 to 100 °C (and ±0.05 pH between −20 to 0 °C for electrode input), the HI8510 provides dependable results even under fluctuating environmental conditions. Automatic temperature compensation is available via a 2-wire Pt100 temperature probe, ensuring that pH values remain correct despite rapid temperature shifts. This is particularly valuable in processes such as fermentation, beverage production, or environmental simulation testing where pH and temperature are closely interdependent. The device can also operate with fixed temperature compensation if preferred, offering flexibility to match any specific industrial requirement.
Industrial Applications And Real-World Performance
The HI8510 excels in diverse industrial and field applications. In municipal and industrial water treatment facilities, it is used for continuous pH regulation in clarifiers, filtration chambers, and chemical dosing systems. In the food and beverage industry, it supports quality assurance processes for beverages, sauces, and dairy products, where pH critically affects taste, texture, and shelf life. In chemical manufacturing, it ensures that acidity or alkalinity levels remain within strict tolerances to guarantee product quality and safety. Additionally, it is well-suited for aquaculture, paper production, textile processing, and environmental monitoring programs, providing precise data that enables process optimization and compliance with environmental standards.
Easy Integration And Data Recording Functions
For seamless integration into process control systems, the HI8510 features multiple output options. The recorder output delivers 0–20 mA or 4–20 mA electrically isolated signals, enabling connection to chart recorders, data loggers, or PLC systems. This makes it simple for operators to capture data for regulatory compliance or performance analysis. The rear panel includes well-labeled inputs and outputs, with terminal connections for transmitters, Pt100 sensors, recorder interfaces, and matching pin configurations. In addition, the ±5 V power output accommodates amplified electrodes, simplifying the setup in labs or plants using specialized probes without external power supplies.
Superior Build Quality And Installation Ease
The HI8510 is designed for durability and straightforward installation. Its panel cutout dimensions of 141 × 69 mm make it compatible with standard mounting configurations. The front panel’s splash-proof cover not only shields against liquid ingress but is also easy to remove for maintenance. The unit’s ABS front panel and flame-retardant casing provide protection from heat and flame hazards that may be encountered in specific industrial environments. Installation accessories, including mounting brackets, are supplied as standard, enabling rapid and secure panel integration. The instrument’s environment rating allows operation from −10 to 50 °C and up to 95% non-condensing relative humidity, making it suitable for diverse field and plant conditions.
Global Availability Through Trusted Online Retailer
When it comes to acquiring the Hanna HI8510 Analog pH Indicator, tpt24.com stands out as the world’s best online store. This globally recognized retailer ensures that every unit is delivered with a full guarantee of authenticity and manufacturing quality, shipped to any country with reliable worldwide logistics. By sourcing from tpt24.com, customers can be confident in receiving genuine Hanna Instruments products along with expert customer support and warranty coverage. Whether for upgrading an existing process control panel, equipping a new industrial plant, or replacing outdated instrumentation, tpt24.com provides the peace of mind that comes from working with a top-tier supplier.
Specifications
| pH Range | 0.00 to 14.00 pH |
| pH Resolution | 0.01 pH |
| Accuracy (@25 °C / 77 °F) | ±0.02 pH (0–100 °C); ±0.05 pH (−20–0 °C); ±0.5% (transmitter) |
| Input | High impedance 10¹² Ω; reference & matching pin; 4–20 mA |
| Power Output | ±5 V DC, 150 mA max load (for amplified electrodes) |
| Calibration | Offset ±2 pH; Slope 80–110% |
| Temperature Compensation | Fixed or automatic with Pt100, −20 to 100 °C |
| Recorder Output | 0–20 mA or 4–20 mA (isolated) |
| Backlight | Continuous ON |
| Power Supply | 115 or 230 V AC ±10%, 50/60 Hz |
| Enclosure | Flame-retardant ABS body with transparent splash-proof cover |
| Environment | −10 to 50 °C, RH max 95% non-condensing |
| Panel Cutout | 141 × 69 mm (5.6 × 2.7″) |
| Weight | 1 kg (2.2 lb) |











