SGM LEKTRA TT Installation, Use And Maintenance Instructions

TT/MUX02EX
safety, installation, use and maintenance instructions
Warning: This document is an integral part of the manual and must be read and understood in conjunction with it
Multipoint digital probe for temperature measurement in tanks and
storage silos.
European directive: 2014/34/UE
ATEX reference: 50014:197 ; 50281-1-1:98 in compliance to
EN 60079-0: 2018 ; EN60079-31: 2014
Model : TT
ATEX Group and category: II 1D
Protection mode: by housing "ta"
Protection degree: IP66
Maximum measurable temperature: +125°C
Ambient temperature: -30°C ÷ +125°C
1 - CERTIFIED ATEX VERSION IDENTIFICATION
SGM LEKTRA
1
Type: TT1E0L05B0
L=12,57mt.
2
II 1 D
3
IP66 T 125 °C
Connect with MUX02EX
1. Product code
2. Marking
3. Protection degree
4. Serial number
5. Certifying body identification code
2 - SAFETY INSTRUCTIONS
The probes and the power unit are suitable for the installation in potentially explosive atmosphere for the presence of
combustible dust.
Make sure that the devices marking is in compliance with the area classification; do not install the devices in presence of
explosive gases (zone 0, 1 or 2).
Verify that the instruments installation does not affect the protection degree.
Device improper use may cause damage to people, to the product and the connected equipments.
Always observe the nameplate data for the power supply and the electrical connections.
3 - INSTALLATION AND COMMISSIONING
The installation must be performed only by qualified and properly trained personnel in accordance with the current
Regulation EN 60079-14.
The equipments must be used only after having correctly understood the instructions provided on this document
and on the manual.
The devices must be mounted so as to minimize the risk of shock to the housing and to the sensitive part.
Use only the threaded connection (32mm wrench) to insert the probes in the process; do not use the housing to manually screw the
sensor on the process.
Always connect the cable shield to "SCH" connection that is equipotential with the ground connection of enclosure.
For flange mounting or under-roof mounting use only the accessories listed on SGM LEKTRA catalog.
TT probes can be connected exclusively to MUX02EX concentrators; any other connection compromises the security and
invalidates the method of protection.
20090 Rodano (MI) , Italy
Serial N°TM0101916632-2019
KEMA 04ATEX2010 0051
-30°C - +125°C
Power unit for the reading and the re-transmission of the temperature
detected by TT probes.
European directive: 2014/34/UE
ATEX reference: 50014:197 ; 50281-1-1:98 in compliance to
EN 60079-0: 2018 ; EN60079-31: 2014
Model: MUX02EX
ATEX Group and category: II 1D
Protection mode: by housing "tb"
Protection degree: IP66
Ambient temperature: -20°C ÷ +70°C
Power supply: 230V 50Hz
SGM LEKTRA
1
Type: MUX02EX
4
2
II 2(1) D
5
3
IP66 T 125 °C
Connect with TT probes only
Rev. of 28/10/2021
SI19001A_ENG Rev. of 28/10/2021
20090 Rodano (MI) , Italy
Serial N TM0012003789-2020
KEMA 04ATEX2010 0051
-20°C - +70°C
4
5
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