pH meter Portavo 902 pH/904 pH/904 X pH
pH meter Portavo 902 pH
-The basic version for mobile pH measurement
-Robust, intuitive portable device for routine daily measurements in laboratories and processes.
-A sensor quiver protects the sensor from drying out or being damaged in daily use.
-The high-performance polymer housing ensures low water absorption and high impact resistance
-Over 1,000 hours of measurement with a single set of batteries (4x AA)
-Memosens sensors and pH sensors can be used on one device (e.g. special flat-membrane sensors)
-The mineral glass display is perfectly readable even after years

pH-Meter Portavo 904 pH
as Portavo 902 pH, additionally with:
-USB port
-Li-ion battery
-Data logger with 5,000 values
-Micro USB port and Paraly SW 112 software

pH-Meter Portavo 904 X pH
as Portavo 904 pH, additionally with:
- pH measurement with ATEX approval for measurements up to Zone 0/1. Ideal for applications in the process industry. For the first time, Portavo enables direct on-site testing of process measuring points.
-The new MemoLog function allows the user to log 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 diam. for integrated or separate temperature detector
Temperature with NTC 30 kΩ:
Temperature with Pt 1000: -20 to +120°C (<0.2K)
-40 to +250°C (<0.2K)
Memosens pH input (ISFET): M8 socket, 4 pins, for Memosens lab cable
pH: -2.000 to +16.000 (<0.01)
mV: -2000 to +2000 (<1% meas. val.,<0.3mV/K)
Temperature range: -50 to +250°C (<0.2K)
Memosens ORP input: M8 socket, 4 pins, for Memosens lab cable
mV:
Temperature range: -2000 to +2000 (<1% meas. val.,<0.3mV/K)
-50 to +250°C (<0.2K)
Power supply: 4 x AA
Protection class acc. to DIN EN 60529: IP66/67 with pressure compensation

Type 904 X pH
Description instrument only