SAFETY INSTRUCTIONS
1
5
TT 51 SERIES
www.krohne.com
08/2015 - 4000754203 - MA TT 51 R03 en
Safety instructions
1.1 Intended use
TT 51 C
TT 51 C
TT 51 C
TT 51 C
The TT 51 C is an intelligent, universal HART
®
-compatible 2-wire in-head transmitter for
temperature, resistance or voltage measurements in an industrial environment.
The TT 51 C is optionally available in an intrinsically safe version for use in zone 0, 1 and 2. These
devices are labelled with the "Ex" symbol.
The TT 51 C can also be supplied with a full assessment SIL certificate according to IEC 61508.
All versions are intended for installation in a "B connection head" or larger according to
DIN EN 50446.
TT 51 R
TT 51 R
TT 51 R
TT 51 R
The TT 51 R is an intelligent, universal HART
®
-compatible 2-wire rail-mount transmitter for
temperature, resistance or voltage measurements in an industrial environment.
The TT 51 R is optionally available in an intrinsically safe version for use in zone 1 and 2. These
devices are labelled with the "Ex" symbol.
The TT 51 R can also be supplied with a full assessment SIL certificate according to IEC 61508.
All versions are intended for installation on a rail according to EN 60715 / DIN 50022.
INFORMATION!
The manufacturer is not liable for any damage resulting from improper use or use for other than
the intended purpose.
INFORMATION!
This device is a Group 1, Class A device as specified within CISPR11:2009. It is intended for use in
industrial environment. There may be potential difficulties in ensuring electromagnetic
compatibility in other environments, due to conducted as well as radiated disturbances.
MA_OPTITEMP_TT_51_en_150828_4000754203_R03.book Page 5 Friday, August 28, 2015 10:54 AM
