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SC21 Electrode for pH/Redox (Non-Flow)
Brand: Yokogawa Electric Corporation
The SC21 series, already for many years Yokogawa’s trusted range of combination pH electrodes, still has the same variety of choices making it easy to find the best electrode for each application.
Features- Dome shaped membrane for “Heavy Duty” applications
- Wide range of electrodes to suit almost all process conditions
- Color codes strips for easy identification of electrodes and cables
- High degree of standardization for mounting in various flow, insertion- and immersion fittings
- Separate electrode system for high accuracy applications
- Reference sensors with a junction made of Ceramic, PTFE, pNa Glass or Zirconium
- Combination electrode with external liquid earth
Specifications
Applications
- Chemical: Scrubber (Cleaning Often Necessary)
- Fluegas Scrubber
- High Process Temperatures
- Petrochemicals
Approvals & Certifications
- IEC
- CE
BSP Connection
- G 1/4” Male
Bulb Material
- Chemical Resistant & Universal pH-Glass Bulb - Membrane
Conduit Connection
- PG 13.5
Diaphragm Material
- Porous PTFE
Dome
- Chemical Resistant pH-Glass - Membrane
Environmental Protection
- IP65
- Watertight
Materials of Construction
- Silver Chloride - Wire
Measuring Range
- pH: 0 to 14
Mounting
- Immersion Mount
NACE & NIST
- NIST
Pressure Range
- psi: 0.145 to 72.52 (kPa: 1 to 500, bar: 0.01 to 5)
Resistance
- 50 to 900 megaohms at 25° C (77° F)
Sensor, Probe Diameter
- 0.47” (12 mm)
Sensor, Probe Length
- 4.72” (120 mm)
Sensor, Probe Material
- Ceramic
- pNa Glass
- PTFE
- Zirconium
Temperature Range
- -10° to 120° C (14° to 248° F)
- Chemical: Scrubber (Cleaning Often Necessary)
- Fluegas Scrubber
- High Process Temperatures
- Petrochemicals