1
GENERAL SAFETY INFORMATION
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OPTIFLEX 2200 C/F
www.krohne.com
03/2019 - 4005066003 - AD NEPSI OPTIFLEX2200 R03 en
1.1 Scope of the document
These instructions are applicable only to the explosion-protection version of the TDR level
transmitter. For all other data, use the Quick Start and Handbook. If you do not have these
documents, please contact the nearest office or download them from the manufacturer's
internet site.
1.2 Device description
This device is a 2-wire level transmitter that uses TDR (Time Domain Reflectometry) / Guided
Radar technology. It measures the level, distance, volume and mass of liquids, liquid gases,
pastes, powders, slurries and granular products. Measurements are displayed via a DTM (device
type manager) for remote communication or an optional integrated display screen with wizard-
driven setup and online help functions.
The level transmitter is approved for use in potentially explosive atmospheres when equipped
with the appropriate options.
1.3 Standards and approvals
INFORMATION!
The information in these supplementary instructions only contains the data applicable to
explosion protection. The technical data for the non-Ex version in the Handbook shall be valid in
its current version, provided that it is not rendered invalid or replaced by these supplementary
instructions.
WARNING!
Installation, commissioning and maintenance may only be carried out by "Personnel trained in
explosion protection".
INFORMATION!
Devices used in China
Devices used in China
Devices used in China
Devices used in China
There are 4 device versions. The last letters in the model name identify the version:
•
C
-L = for the
compact version
used in liquid applications
•
C =
for compact
version used
in other applications
•
F
-L = for the remote version used in liquid applications
•
F = for
the remote version
used in other applications
DANGER!
In compliance with NEPSI scheme regulations, the Ex ia, Ex iaD, Ex d ia and Ex iaD tD-approved
versions of the device described in these Supplementary Instructions agrees with Chinese
National Standards GB 3836.1-2010, GB 3836.2-2010, GB 3836.4-2010, GB 3836.19-2010,
GB 3836.20-2010 and GB 12476.1-2013. The Ex ia, Ex iaD, Ex d ia and Ex iaD tD-approved
versions are certified for use in hazardous areas by The National Supervision and Inspection
Centre for Explosion Protection and Safety of Instrumentation (NEPSI) under GYJ18-1110X.
WARNING!
Carefully read the NEPSI explosion protection certificate of conformity. Obey the boundary
conditions.
