UT197PV Solar Pro Industrial TRMS Digital Multimeter with Bluetooth

UNI-T UT197PV Professional Digital Multimeter - Solar Pro

High-Precision Measurement with Solar-Specific Capabilities

The UNI-T UT197PV is a rugged, high-precision true RMS handheld digital multimeter specifically engineered for solar power and renewable energy applications. With extended voltage measurement capabilities up to 2500V DC/1500V AC and specialized power analysis functions, this meter delivers the precision needed for modern solar installations. Its exceptional environmental protection with IP67 rating and verified 5-meter (16.4 ft) drop resistance ensures reliable performance in harsh outdoor conditions, while operating across an extreme temperature range of -40°C to 55°C (-40°F to 131°F). Designed for solar power technicians, renewable energy specialists, and industrial electricians, the UT197PV combines specialized measurement capabilities with comprehensive durability features for accurate diagnostics in demanding field environments.

Key Features

• Extended Voltage Measurement Range: Up to 2500V DC and 1500V AC for modern solar installations
• Comprehensive Power Analysis: Active, reactive, and apparent power measurement with power factor calculation
• IP67 Environmental Protection: Complete dust and water-resistant design for harsh outdoor environments
• 5-Meter (16.4 ft) Drop Protection: Exceptional durability for extreme field conditions
• Extended Temperature Range: Operates in extreme environments from -40°C to 55°C (-40°F to 131°F)
• True RMS Measurement: Accurate readings on modern electronic loads and distorted waveforms
• Fast Measurement Response: 250μs bandwidth for analyzing transient events in power systems
• Bluetooth Connectivity: Pairs with UNI-T Smart Measure APP for data logging and analysis
• External Current Measurement: Optional UT-CS07 clamp for 1000A AC/DC current testing
• Enhanced Safety Rating: CAT IV 1000V and CAT III 1500V for maximum protection in solar installations

Specialized Measurement for Solar and Renewable Energy

The UNI-T UT197PV is specifically designed to meet the unique measurement needs of solar installations and renewable energy systems. With DC voltage measurement up to 2500V and AC voltage up to 1500V, it provides the extended range necessary for modern solar arrays, large-scale installations, and high-voltage systems. This capability is essential for technicians working with both residential solar systems and commercial installations where standard multimeters often fall short.

The built-in power analysis functions enable comprehensive evaluation of system performance, including active power (W), apparent power (VA), reactive power (VAr), and power factor measurements. These capabilities allow technicians to verify system efficiency, diagnose power quality issues, and ensure optimal operation of inverters and control systems. With measurement ranges up to 2500kVA DC and 1500kVA AC, the UT197PV delivers the specialized functionality needed for complete solar system diagnostics.

Comprehensive Measurement Capabilities

Beyond its solar-specific features, the UT197PV provides a complete suite of electrical measurements for thorough system diagnostics:

• DC voltage measurement with ±(0.3%+5) accuracy for precision testing
• AC voltage with extended frequency response for inverter testing
• AC+DC voltage measurement for comprehensive power analysis
• Resistance measurement up to 60MΩ for insulation verification
• Frequency measurement up to 999.9kHz with ±(0.02%+5) accuracy
• Temperature measurement from -40°C to 1000°C (-40°F to 1832°F)
• Capacitance testing up to 60mF for component diagnostics
• VFD mode for stable measurements on variable frequency drive outputs
• LoZ function to eliminate ghost voltage readings in high-capacitance systems
• Fast peak capture (250μs) for transient analysis

The optional UT-CS07 external current clamp extends measurement capabilities to 1000A AC/DC, allowing technicians to evaluate current flow without interrupting circuits. This comprehensive measurement suite makes the UT197PV the ideal tool for solar power professionals who need complete diagnostic capabilities in a single instrument.

Extreme Environmental Durability

Solar installations exist in some of the most challenging environmental conditions, and the UT197PV is built to withstand these extremes:

• IP67 rated for complete protection against dust ingress and water immersion
• Verified 5-meter (16.4 ft) drop resistance for extreme mechanical shock protection
• Operational temperature range of -40°C to 55°C (-40°F to 131°F) for desert to arctic environments
• 12kV pulse impulse protection against electrical surges
• Mis-plug alarm to prevent incorrect terminal connections
• Rugged overmolded case for secure grip in all conditions

These durability features ensure the meter performs reliably in challenging field environments including rooftop installations, desert solar farms, offshore wind facilities, and industrial power applications where environmental conditions would damage standard instruments.

Smart Connectivity and Data Logging

The integrated Bluetooth connectivity pairs with the UNI-T Smart Measure mobile application (available for both iOS and Android), allowing technicians to:

• Record measurement data remotely for trend analysis and system monitoring
• Generate real-time measurement charts for performance evaluation
• Create professional testing reports for clients and documentation
• Export data in multiple formats (PDF/XLS/JPEG/CSV)
• Document system performance over time for maintenance records

This connectivity transforms the UT197PV from a simple measurement tool into a complete diagnostic system, enabling technicians to document solar system performance, share findings with team members, and maintain comprehensive installation records.

Professional Applications

Solar Power Installations

Solar power technicians rely on the UT197PV's specialized capabilities for:

• PV array output voltage verification up to 2500V DC
• Inverter input and output testing with VFD mode
• Power quality analysis with active/reactive power measurements
• Ground system integrity verification
• Battery storage system diagnostics

Wind Energy Systems

Wind turbine technicians leverage the UT197PV's durability and range for:

• Generator output verification
• Control system diagnostics
• Power conversion efficiency testing
• Maintenance troubleshooting in extreme conditions
• Ground fault detection and isolation

Industrial Power Systems

Industrial electricians utilize the UT197PV's safety ratings and precision for:

• High-voltage distribution system testing
• Power factor correction verification
• Three-phase system balance analysis
• Motor drive system diagnostics
• Energy efficiency evaluations

Utility-Scale Renewable Installations

Utility technicians depend on the UT197PV's extended capabilities for:

• Substation interconnection testing
• High-voltage DC system verification
• Power conversion equipment diagnostics
• System commissioning and acceptance testing
• Preventive maintenance and troubleshooting

Technical Specifications

Additional Features

• Display Count: 6000
• True RMS Measurement: Yes
• Peak Capture: Yes (250μs bandwidth pulse signal)
• Multifunctional Protection: Yes
• Data Hold: Manual/Auto
• Maximum/Minimum Value: Yes
• High Voltage Alarm: Yes
• Non-Contact Voltage Detection: Yes
• Auto Range: Yes
• Relative Measurement: Yes
• Analog Bar Display: Yes
• Auto Power Off: Yes (approximately 15 minutes)
• Bluetooth Communication: Yes
• Auto Backlight: Yes
• IP Protection Level: IP67
• Drop Protection: 5m (16.4 ft)
• Operating Temperature: -40°C to 55°C (-40°F to 131°F)
• Safety Standard Level: CAT IV 1000V/CAT III 1500V
• Power Supply: 9V battery
• Product Dimensions: 195 x 95 x 58mm (7.68 x 3.74 x 2.28 inches)
• Weight: 437g (15.4 oz)

Package Contents

• UNI-T UT197PV Professional Digital Multimeter
• Test Probes
• Temperature Probe
• 9V Battery
• User Manual
• Certificate of Calibration
• Carrying Case

Product Comparison

Frequently Asked Questions

Why is the extended voltage range important for solar applications?

The UT197PV's extended voltage measurement capabilities (up to 2500V DC and 1500V AC) are essential for modern solar installations, which are increasingly using higher system voltages to improve efficiency and reduce losses. Traditional multimeters with 1000V limits are insufficient for many commercial and utility-scale solar projects that operate at 1500V DC or higher. This extended range allows technicians to safely and accurately measure voltages across the entire system, from individual module strings to combiner boxes and inverter inputs, without requiring specialized high-voltage equipment. For solar professionals, this capability eliminates the need to carry multiple meters for different measurement ranges, streamlining their toolkit while ensuring comprehensive testing capabilities.

What makes the power measurement functions valuable for renewable energy systems?

The UT197PV's comprehensive power measurement capabilities provide solar and renewable energy technicians with critical insights into system performance and efficiency. By measuring active power (W), apparent power (VA), reactive power (VAr), and power factor, technicians can verify that systems are operating at optimal efficiency and identify power quality issues that might otherwise go undetected. This is particularly important for grid-tied systems where power quality can affect compliance with utility interconnection requirements. The ability to measure these values through an external current clamp provides a non-intrusive way to evaluate system performance without disconnecting components or interrupting operation. These capabilities transform the UT197PV from a simple voltage and current meter into a comprehensive power analyzer for renewable energy applications.

How does the UT197PV's durability benefit solar installation professionals?

Solar installations typically exist in challenging outdoor environments, exposing technicians and their equipment to extreme weather conditions, from scorching rooftops to freezing temperatures. The UT197PV's exceptional durability features—IP67 protection, 5-meter drop resistance, and -40°C to 55°C operating range—ensure it continues to function reliably in these harsh conditions. This durability provides solar professionals with confidence that their measurement tools will perform accurately when needed, even in demanding field environments. Additionally, the ruggedized construction reduces downtime and replacement costs that would occur with less durable instruments, providing a better long-term value for professionals who work daily in challenging outdoor environments.

What advantage does the CAT IV 1000V / CAT III 1500V safety rating provide?

The UT197PV's dual CAT IV 1000V / CAT III 1500V safety rating provides solar and renewable energy professionals with maximum protection when working on high-voltage systems. The CAT IV 1000V rating ensures protection when working at the utility service entrance, primary overhead lines, and other high-energy points in the system, while the CAT III 1500V rating specifically addresses the higher voltages encountered in modern solar installations. This comprehensive safety rating exceeds standard multimeter specifications and is particularly important in renewable energy applications where system voltages continue to increase. By providing this enhanced protection, the UT197PV gives technicians confidence that they're using equipment designed to handle the transient overvoltages and surge conditions that can occur in these high-energy systems.

How does the fast measurement response benefit system diagnostics?

The UT197PV's 250μs bandwidth for peak capture provides technicians with the ability to detect and analyze transient events and voltage spikes that would be missed by standard multimeters. In solar and renewable energy systems, these momentary events can indicate underlying issues with inverters, charge controllers, or other power electronics that might otherwise go undetected until they cause system failures. This fast response time is particularly valuable when troubleshooting intermittent issues or evaluating system protection features. By capturing these rapid changes, the UT197PV allows technicians to identify potential problems before they result in equipment damage or system downtime, improving maintenance effectiveness and reducing operational costs over the life of the installation.

What is the warranty period for the UNI-T UT197PV?

UNI-T provides a 1-year warranty on the UT197PV, covering manufacturing defects and component failures under normal use conditions. This standard warranty ensures your investment in professional measurement equipment is protected, giving you confidence in your purchase decision.

Support and Warranty

UNI-T stands behind the UT197PV with comprehensive technical support and a 1-year warranty. Our dedicated support team is available to assist with application questions, measurement techniques, and warranty service.

Specialized Measurement for Renewable Energy Professionals

The UNI-T UT197PV Professional Digital Multimeter delivers specialized measurement capabilities, exceptional durability, and enhanced safety features for renewable energy applications. With its extended voltage range, comprehensive power measurement functions, and extreme environmental protection, it provides reliable performance for solar and wind energy professionals who need complete diagnostic capabilities for today's modern renewable energy systems.

Order Your UNI-T UT197PV Today and Experience Professional-Grade Measurement for Renewable Energy Applications