The Knick Elektronische Portavo 904 X pH pH-meter is a robust and intuitive portable device designed for mobile pH measurement in laboratories and process industries, including hazardous areas (Ex-Region). Compatible with analog or digital Mernosens-pH-Sensors, this device ensures reliable measurements with high accuracy and durability.
Product Features
- pH meter Portavo 902 pH/904 pH/904 X pH for mobile pH measurement
- The basic version (Portavo 902 pH) is robust and intuitive for routine daily measurements in labs and processes
- Sensor quiver protects sensors from drying out or damage
- High-performance polymer housing ensures low water absorption and high impact resistance
- Over 1,000 hours of measurement with a single set of 4x AA batteries
- Memosens sensors and pH sensors can be used on one device, including special flat-membrane sensors
- Mineral glass display remains perfectly readable even after years of use
- Portavo 904 pH adds USB port, Li-ion battery, data logger with 5,000 values, micro USB port, and Paraly SW 112 software
- Portavo 904 X pH adds ATEX-approved pH measurement for Zone 0/1, enabling direct on-site testing of process measuring points
- New MemoLog function allows logging of calibration data from various Memosens measuring points
Specifications
- pH/mV input: pH socket, DIN 19 262 (13/4mm); pH: -2 to 16 (<0.01), mV: -1300 to 1300 (<1% meas. val., <0.3mV/K)
- Temperature input: 2 x 4mm diameter for integrated or separate temperature detector; NTC 30 kΩ, Pt 1000: -20 to +120°C (<0.2K), -40 to +250°C (<0.2K)
- Memosens pH input (ISFET): M8 socket, 4 pins; pH: -2.000 to +16.000 (<0.01), mV: -2000 to +2000 (<1% meas. val., <0.3mV/K), Temperature: -50 to +250°C (<0.2K)
- Memosens ORP input: M8 socket, 4 pins; mV: -2000 to +2000 (<1% meas. val., <0.3mV/K), Temperature: -50 to +250°C (<0.2K)
- Power supply: 4 x AA batteries
- Protection class: IP66/67 with pressure compensation (DIN EN 60529)
Benefits
- Portable, durable, and reliable for routine and industrial measurements
- Compatible with a wide range of Memosens and pH sensors
- ATEX-approved model allows safe measurements in hazardous areas
- Long battery life and data logging for efficient operation
- Readable display and protective sensor quiver enhance usability and sensor life
Why Choose Knick Elektronische Portavo 904 X pH pH-meter for Ex-Region, for Analog or Digital Mernosens-pH-Sensors?
This pH meter provides high-precision measurements in both standard and hazardous industrial environments, combining portability, sensor versatility, and robust design for long-term reliable performance.
