Tecfluid LTDR Series User Manual

Instructions Manual R-MI-LTDR Rev.: 1 English version Guided radar level transmitters Series LTDR

10  the LED will change to blinking green. Tighten the housing cover properly by turning it clockwise. 7 PROBE LENGTH AND MEASURING RANGE Accordin

11 Figure 10. Probe length and measuring range between the lower range value [4mA] and the upper range value [20mA] of the analog current output is e

12 9 ELECTRICAL SPECIFICATIONS 4-wire system Output functions continuous level measurement through analog output and point level detection through sw

13 11 MEASUREMENT SPECIFICATIONS reference condition: dielectric constant [εr]=80, water surface, tank Ø1m, DN200 metal flange Accuracy ±3 mm Repeata

14 Conforms with the 2002/96/CE Directive Conforms with the 2004/108/CE Directive Conforms with the 97/23/CE Directive This equipment is conside

15 14 ADDITIONAL INSTRUCTIONS FOR ATEX VERSION The LTDR is suitable for applications with hazardous gas or dust atmospheres, for applications requir

16 WARRANTY Tecfluid S.A. guarantees all the products for a period of 24 months from their sale, against all faulty materials, manufacturing or perfo

2 TABLE OF CONTENTS 1 INTRODUCTION ... 3 2 MOUNTING ...

3 1 INTRODUCTION The LTDR series are 4-wire TDR-Sensors (time domain reflectometry), also known as Guided Radars or Guided Wave Radars, with single r

4 2.1 Mounting considerations The probes should be installed so that they are not directly impacted by liquids flowing out of the filling inlet. The

5 The coaxial probe is recommended for installing LTDR into a non-metallic tank or open pit. If that is not possible, a single rod probe can be used

6 The DIP switch has 8 small white levers. Small numbers from 1 to 8 are printed underneath the levers: they indicate the DIP switch positions and co

7  red: indicates DIP switch position 8 which switches between measuring and configuration mode. Only when DIP switch position 8 is on/1, LTDR can

8  gray: indicates the DIP positions through which individual functions/configuration settings are selected After setting all DIP switch positions

9  Press the push button.  LED will remain green briefly while the upper range value setting is being executed.  Once it has been executed succ