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Measuring System LT3
The Compact Solution for Robust O2 and CO/H2 Measurement

Your advantages at a glance:

  • In combination with LS2 Probe for measurement of oxygen (O2)
  • In combination with KS1D Probe for measurement of oxygen (O2) and detection of oxidising flue gas components CO/H2 (COe)
  • Robust, compact steel housing, optional stainless steel and IP65
  • Cost-effective, proven in operation, and low maintenance
  • SIL1 in standard version
  • SIL2 with 2 transmitters

Applications

For connection with the following probes:
LS2/KS1D ECO, LS2/KS1D-HT, LS2/KS1D-BF, LS2/KS1D-Ex

The LAMTEC Lambda Transmitter LT3, in combination with the LAMTEC probes type LS2 and KS1D, is a universally applicable microprocessor-based measuring device and the cost-effective alternative to the more flexible LT2. In combination with the KS1D probe, the LT3 is used for simultaneous measurement of the O2 concentration and detection of oxidising gas components CO/H2 (COe) in flue gases of combustion plants. The measured value COe represents a sum signal of all oxidisable flue gas components. However, it can also be used with the classic LAMTEC LS2 probe for pure oxygen measurement.

A SIL1 certificate for safe measurement and limit value output in combination with the KS1D probe is available as a special configuration of the LT3.
As a 1oo2 special configuration of two LT3 with one KS1D probe each, the system is certified for safe measurement and limit value output in accordance with SIL2.

Technical Data
Lambda Transmitter Data SheetProbes Data Sheet
Download

LS2 ECO

LS2 HT

LS2-BF

LS2-Ex (Type ZPF2)

LS2-Ex

Approvals

EC Type Examination Certificate

  • DIN EN 16340 (only in combination with KS1D)
  • DIN EN 60730-1

CE Declaration of Conformity

  • 2014/35/EU (Low Voltage Directive)
  • 2014/30/EU (EMC Directive)
  • 2011/65/EU (RoHS)

USA and Canada

  • UL 60730-1
  • CAN/CSA-E60730-1

SIL1

  • DIN EN 61508, parts 1, 2 and 3

SIL2

  • DIN EN 50156-1 clause 10
  • DIN EN 61511-1
     
Probes for LT3
Probe type

LS2/KS1D-EX

LS2/KS1D ECO

LS2/KS1D-HT and LS2/KS1D-BF

Gas extraction

GED FLEX

GED ECO

GED BASE

GED FLEX

View

  


Range of measuring

O2: 0 ... 21 % (LS2 and KS1D)
CO/H2 (COe): 0 … 10,000 ppm (KS1D)

Measurement accuracy

O2: ±5 % of measurement value - not more than ± 0.3 vol. % (LS2 and KS1D)
CO/H2 (COe): ±25 % of measurement vlaue - not more than ±20 ppm (KS1D)

Purging

X

No

No

X

Automatic calibration

X

No

X

X

Max. temperature

≤ 1400 °C

≤ 300 °C

≤ 550 °C

≤ 1400 °C

Dust level

≤ 1000 mg/Nm3

≤ 100 mg/Nm3

≤ 200 mg/Nm3

≤ 1000 mg/Nm3

Fuel

Oil (light fuel oil), natural gas, other on request

Oil (light fuel oil), natural gas

Oil (light fuel oil), natural gas, other on request

Protection type

IP 65

IP 42

IP 65

Flue gas velocity

< 30 m/s

1<x<6 m/s to 100 °C in the
measuring gas
1<x<12 m/s from 100 °C in the measuring gas

1<x<10 m/s to 100 °C in the
measuring gas
1<x<20 m/s from 100 °C in the measuring gas

< 30 m/s

Response time O2 t60/t90

3 s/9 s

Rsponse time COe t60/t90

9 s/13 s

Ex zone

II2G Ex db (IIB+H2) T4 Gb
II2D Ex Tb IIIC T135°C Db

LT3 + KS1D ECO + GED ECO

LT3 + KS1D ECO + GED ECO

  • The cost-efficient solution
Contact
LT3 + KS1D-BF + GED BASE

LT3 + KS1D-BF + GED BASE

  • The standard solution
Contact

      

Interfaces:

  • Module for analog current outputs (0/4 ... 20 mA) / analog voltage outputs (0/2 ... 10 V)
  • Digital output module for operating and status messages as well as limit values
  • Module for PROFIBUS DP
  • Module for efficiency calculation incl. measurement of exhaust gas temperatures

 
You can find additional accessories in the
 product catalogue.

Accessories available via our sales representatives

Sales Department

KS1D ECO

KS1D ECO

 

LAMTEC Meß- und Regeltechnik für Feuerungen GmbH & Co. KG

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