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TÜV . WÜL . XX-014 / XX-017 / XX-018

32 bar 238°C T amb = 70°C

PN 40   G 1/2” 1.4571   IP 65

GESTRA  AG  ·  Münchener Straße 77  ·  D-28215 Bremen

LRG 16-9

Mat-Nr: xxxxxx

LRG 16-9

Service pressure 

PN 40, 32 bar at 238°C

Mechanical connection

 

Screwed G ½ A, ISO 228 (NPT also available)

Materials

 

Screw-in body: 1.4571, X6CrNiMoTi17-12-2 

Measuring electrode: 1.4571, X6CrNiMoTi17-12-2 

Electrode rod insulation: PEEK

Cell constant

 

0.5 cm

-1

Electrical connection

 

M 12 sensor connector, 5 poles,  A coded

Protection

 

IP 65 to DIN EN 60529

Ambient temperature

 

Max. 70°C

Weight

 

Approx. 0.3 kg

Approvals:

TÜV certificate         

VdTÜV Bulletin "Wasserüberwachung 100" (= Water Monitoring 100):  

Requirements made on water monitoring equipment  

Type approval: TÜV · WÜL · XX-014, XX-017, XX-018 (see name plate)

UL/cUL (CSA) Approval   UL 508 and CSA C22.2 No. 14-13, Standards for Industrial Control Equipment. 

File E243189. 

Marine applications 

In accordance with Germanischer Lloyd Directive GL 60444-09 HH

Technical data

 

Name plate / marking

LRG 16-9 

1 Conductivity electrode LRG 16-9 

1 Joint ring 21 x 26, form D, DIN 7603, 1.4301, bright annealed 

1 Installation manual

Scope of supply

Fig. 1 

Equipment designation

Manufacturer

Pressure rating, thread type, 

material number, protection

Service pressure 

& temperature, 

admissible ambient temp.

Type approval no.

Содержание LRG 16-9

Страница 1: ...1 E N English Original Installation Instructions 818867 04 Conductivity Electrode LRG 16 9 ...

Страница 2: ...e 2014 68 EU 6 VdTÜV Bulletin Water Monitoring 100 6 Approvals for Marine Applications 6 ATEX Atmosphère Explosible 6 UL cUL CSA Approval 6 Note on the Declaration of Conformity Declaration by the Manufacturer 6 Technical data LRG 16 9 7 Scope of supply 7 Name plate marking 7 Installation Dimensions LRG 16 9 8 Mounting conductivity electrode 9 Key 9 Tools 9 ...

Страница 3: ...connection Connecting the conductivity electrode 13 Leitfähigkeitselektrode LRG 16 9 Belegung Stecker Buchse 13 Troubleshooting Indication diagnosis and remedy 14 Maintenance Safety note 15 Cleaning measuring electrode 15 Removing and disposing of the conductivity electrode Remove and discard conductivity electrode LRG 16 9 15 ...

Страница 4: ...gs Function The conductivity electrode LRG 16 9 is used in combination with the following equipment as conductivity limiter and continuous blowdown controller in steam boilers Conductivity switch LRS 1 7 Conductivity switch LRS 1 50 Conductivity controller LRR 1 50 Conductivity controller LRR 1 52 In addition the equipment can measure conductivity in condensate and feedwater systems and in cool in...

Страница 5: ...s therefore essential not to dismantle the electrode unless the boiler pressure is verified to be 0 bar The conductivity electrode becomes hot during operation Risk of severe burns to hands and arms Before carrying out installation and maintenance work make sure that the equipment is cold The equipment must only be installed wired and commissioned by qualified and competent staff Retrofitting and ...

Страница 6: ...strial Control Equipment File E243189 Approvals for Marine Applications The conductivity electrode LRG 16 9 in conjunction with conductivity switch LRS 1 7 is approved for feedwater monitoring on seagoing vessels See data sheet Pressure Equipment Directive 2014 68 EU The conductivity control and monitoring equipment LRG 1 LRS 1 LRR 1 5 meet the safety re quirements of the Pressure Equipment Direct...

Страница 7: ... Approx 0 3 kg Approvals TÜV certificate VdTÜV Bulletin Wasserüberwachung 100 Water Monitoring 100 Requirements made on water monitoring equipment Type approval TÜV WÜL XX 014 XX 017 XX 018 see name plate UL cUL CSA Approval UL 508 and CSA C22 2 No 14 13 Standards for Industrial Control Equipment File E243189 Marine applications In accordance with Germanischer Lloyd Directive GL 60444 09 HH Techni...

Страница 8: ...8 Installation Dimensions LRG 16 9 26 Fig 2 LRG 16 9 1 2 3 4 5 G A ISO 228 43 187 Space required for servicing 50 mm Ra 3 2 0 5 27 G A ISO 228 Ra 12 5 Fig 3 18 27 ...

Страница 9: ...rewed connection is accurately machined Use only the supplied ring joint 21 x 26 form D DIN 7603 made from 1 4301 bright annealed Do not insulate electrode thread with hemp or PTFE tape Do not apply conductive paste or grease to the electrode thread Observe the specified tightening torque Leave a space of approx 15 mm between the lower end of the measuring tube and the wall of the pipe Do not cut ...

Страница 10: ...ipes a Dimensions and examples of installation LRG 16 9 Fig 6 Conductivity electrode LRG 16 9 with mounting flange for sandwiching between flanges DN Flange diameter D Thickness of flange 15 95 32 20 105 32 25 115 32 40 150 32 D Fig 4 Conductivity electrode LRG 16 9 with on site socket end for installation in pipes 6 7 R R 15 mm 16 8 2 bar 238 C T amb PN 40 G 1 2 ESTRA AG G TÜV WÜL 09 014 12 01 Mü...

Страница 11: ...e conductivity electrode is mounted in a bypass below the main line This arrange ment prevents gas bubbles and flash steam from reaching the equipment Fig 7 A throttling point e g a non return valve GESTRA type RK 86 should be installed in the main line To prevent air and dirt particles from getting into the bypass make sure that the bypass is below the main line 2 bar 238 C T amb PN 40 G 1 2 ESTR...

Страница 12: ...ing the equipment Please see also installation instructions for OR 52 5 OR 52 6 Fig 8 A throttling point e g a non return valve GESTRA type RK 86 should be installed in the main line To prevent air and dirt particles from getting into the bypass make sure that the bypass is below the main line ALARM 1 2 ppm sec cal 0 Test P E OIL 2 bar 238 C T amb PN 40 G 1 2 ESTRA AG G TÜV WÜL 09 014 12 01 Münche...

Страница 13: ...en conductivity electrode and switch or controller 30 m with conductivities from 1 to 10 μS cm max 10 m Attention n If the above mentioned control cable assembly is not used the connecting line must be provided with a screened female connector according to the wiring diagram Fig 7 Observe the mounting instructions of the connector manufacturer n Make sure that connecting cables leading to the equi...

Страница 14: ...electrode defective measured value too high Short circuit in electrode lines Check connection of electrode lines If necessary replace equipment Temperature sensor defective temperature reading too low Check conductivity electrode LRG 16 9 and if necessary replace it with a new one Check wiring short circuit interruption Temperature sensor defective temperature reading too high Indication of malfun...

Страница 15: ...e scalding all over the body It is therefore essential not to dismantle the conductivity electrode unless the boiler pressure is verified to be 0 bar The conductivity electrode becomes hot during operation Risk of severe burns to hands and arms Before carrying out installation and maintenance work make sure that the equipment is cold The equipment must only be installed wired and commissioned by q...

Страница 16: ...8786 04 GESTRA AG Bremen Printed in Germany GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E mail info de gestra com Web www gestra de Agencies all over the world www gestra de ...

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