Ceragel CPS71D and CPS71

Endress+Hauser

11

Reference system

Electrode version TB, TC:

Ag/AgCl reference lead with ion trap, reference and bridging

electrolyte 3 M KCl, acrylamide-free, non-cytotoxic

Electrode version TP:

Ag/AgCl reference lead with ion trap, reference and bridging

electrolyte 3 M KCl, acrylamide-free, non-cytotoxic, pressurized ion

trap 7 bar abs.; indicated by pressure indicator (→  10).

Electrode version TU:

Ag/AgCl reference lead with ion trap, reference and bridging

electrolyte 3 M KCl, acrylamide-free

Detail A

Detail A

A0025917

 10

Pressure indicator of electrode version TP

Certificates and approvals

Ex approval CPS71D and

CPS71 (ESA)

ATEX/NEPSI

II 1G Ex ia IIC T3/T4/T6 Ga

FM/CSA

IS/NI CL. I. Div 1, Group A-D

Hazardous area versions of the digital sensors with Memosens technology are indicated by a

red-orange ring in the plug-in head.

Biocompatibility

Cytotoxicity tested to:

• ISO 10993-5:2009

• USP 37: 2014, chapter <87> for reference electrolyte gel

TÜV certificate for

Memosens and ESA plug-in

head

Pressure resistance 16 bar rel. (232 psi), minimum three times the safety pressure

Electromagnetic

compatibility CPS71D

Interference emission and interference immunity as per EN 61326: 2012