B&C SZ161 pH Sensor

pH sensor for range 0 to 13pH with BNC connector Compatible with all controllers on the market

The B&C Electronics SZ161 pH sensor is a universal digital sensor, compatible with all pH controllers on the market and for all types of stable processes. It provides reliable measurements even at the extremes of the pH range.

Thanks to its high-quality glass construction and ring junction design, this sensor is perfectly suited for both laboratory environments and water treatment systems.

The SZ161 pH Sensor is easy to install and use, and thanks to its compatibility with portable instruments and in-line or submersible measurement systems, it becomes an essential tool for those who need constant pH monitoring. Its ability to work under demanding conditions, such as high pressures and temperatures, makes it an ideal choice for professionals looking for precision and durability.

Properties

  • Measuring range: 0 to 13 pH
  • Temperature range: 0 to 100 °C
  • Body material: glass
  • Maximum pressure: up to 10 bars
  • Connector: 1.5m cable with BNC connector
  • Dimensions: 110 mm in length and 12 mm in diameter
  • Application: Laboratory measurement and wastewater treatment.
  • Submersible installation: with SZ860 or SZ880 accessories, with lengths from 720 to 1170mm
  • Curve: 59 ± 3 mV/pH unit at 25ºC (slope 168 to 183 mV)
  • Zero Point: pH 7
  • Displacement (asymmetry potential): 0 mV ± 25 mV
  • Accuracy: ± 0.1 pH unit
  • Response time: < 10 seconds (95% response)
  • Stability: < 3 mV drift/24 hours
  • Glass membrane impedance: < 300 Mohm at 25ºC
  • Reference junction impedance: < 30 Kohm at 25ºC
  • Operating temperature range: -5 to -100ºC
  • Working pressure range: 150 psi at 25°C
  • pH electrode solution: pH buffer with added chloride
  • Reference type: Annular ceramic, sealed
  • External reference electrode solution: Polysaccharide gel, 4M KCI with AgCI
  • Alkalinity error: < 0.05 pH at pH 10 for 0.1M Na+

This sensor is suitable for applications in contaminated liquids, portable and laboratory instruments.

Optimize your processes with the precision and reliability of Guemisa Sensors and InstrumentationDiscover our wide range of measurement, control and automation solutions, designed to meet the most demanding needs of your industry.

📞 Contact us today ventas@guemisa.com to advise you on your project or visit our website www.guemisa.com and find the perfect equipment to take your productivity to the next level. The technology you need, at your fingertips!

B&C Electronics SZ161 pH sensor. Specially designed for measuring pH in laboratories.
B&C Electronics SZ161 pH sensor. Specially designed for measuring pH in laboratories.

Other products

B&C ELECTRONICS Logo 2026 WATER QUALITY
pH probe for immersion in PVC tube. Length 720 mm.
CFTR. WEIGHT
Official logo of ELCIS Encoder, Italian manufacturer of incremental and absolute encoders and industrial measurement systems.
Metal housing | Mounting feet | Stainless steel Ø10 shaft | 10 to 3600 pulses/revolution | Max. frequency 180 kHz | Power supply 5–24 V | NPN, open collector NPN and push-pull electronics | IP52 shaft side | 5000 rpm continuous | Weight 350 g
Official logo of ELCIS Encoder, Italian manufacturer of incremental and absolute encoders and industrial measurement systems.
Ø72 mm | Hollow shaft Ø10 to Ø20 mm | Max. axial compensation ±3 mm | Max. radial compensation ±0.05 mm | Max. angular compensation ±2° | Max. frequency 100 kHz (300 kHz optional) | 1 to 25000 imp/v | Anodized aluminum base and Valox 420 cover | Weight 470 g | IP64 on the shaft side (IP66 sealed)
Luminosity sensors (lux meters) for industrial and home automation use
Dimetix_AG-1
Dynamic Industrial Communication Extension Module for DIN Rail Range: Effective range of the data bus extended up to 1200 meters (1.2 Km)
LOGO TORQUE CERTIFICATION
Inductive (Dual-Frequency) | 50 N·m – 500 N·m | 30,000 RPM | PCD flange 101.5 mm
Official logo of ELCIS Encoder, Italian manufacturer of incremental and absolute encoders and industrial measurement systems.
Housing Ø50 mm | Shaft Ø 4 mm / 5 / 8 mm Stainless Steel | Operating Temp. 0 – +70 °C | Resolution 2 to 8 bits (4 to 256 positions) | Max. Load 2 Kg | Max. Frequency 50 kHz | Weight 220 g | Vibration 12 G (10 – 2000 Hz) | Impacts 50 G x 11 ms | Power Supply 5V | Protection IP65 | Life 1.5×10^9 Rev
Shopping Basket