E+H Digital pH sensor Orbipac CPF81D-7LH11 Memosens compact electrode 

Orbipac CPF81D is the digital, simple solution for harsh environments. It measures reliably and accurately even in fibrous media and at high flow rates. With its integrated assembly, the electrode saves space and time during flow or immersion installation. Thanks to Memosens digital technology, CPF81D combines maximum process and data integrity with simple operation. It resists corrosion and moisture, enables lab calibration and facilitates predictive maintenance.

Features and specifications

Measuring principle
Potentiometric

Application
Flotation, leaching, neutralization, outlet monitoring

Characteristic
Resistent against electrolyte poisoning and dirt repellent gel-electrode including process connection NPT 3/4"

Measurement range
pH 0 to 14

Measuring principle
Gel-compact electrode with double chamber reference system, kalium nitrate bridge electrolyte and PTFE-diaphragm

Design
Compact electrode in PPS housing with NPT 3/4" process connection

Material
Housing: PPS

pH electrode: lead-free membrane glass

Double chamber reference system: KNO3 and KCl/AgCl

Dimension
Diameter: 22 mm (0.87 inch)
Length (protcetion guard, long shaft): 150 mm (5.91 inch)
Length (flat membrane): 140 mm (5.51 inch)

Process temperature
Version LH: 0 to 110 °C (32 to 230 °F)

Version NN: 0 to 80 °C (32 to 170 °F)

Process pressure
1 to 10 bar abs at 80 °C
(15 to 145 psi at 176 °F)

Temperature sensor
Pt1000

Ex certification
(optional) FM IS NI Cl. I Div.1&2, Groups A-D

Connection
Memosens plug

Ingres protection
IP68