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Flowserve GESTRA NRG 16-42, Руководство по установке, Страница: 13 / 24

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3

12

Installation 

continued

Examples of installation NRG 16-42

Fig. 7

Fig. 9

DN 50

20

∅

  

20

" BSP

≥

0

≤

90°

∅

20

20

∅

 20

≥

0

≤

90°

∅

20

DN 50

" BSP

Fig. 8

9

DN 20

DN 20

≥

20

" BSP

Fig. 10

DN 20

" BSP

¾" BSP

DN 00

20

∅

20

≤

90°

∅

20

24,5 24,5

≥

0

≤

500

ME

≤

500

> 40

1

2

3

5

6

9
0

8

4

1

2

3
5

6
9

0

4

8

1

2

5

7

8

9

!

4

3

1

4

5

9

Содержание NRG 16-42

Страница 1: ... NRG 16 42 Installation Instructions 810295 03 Level electrode NRG 16 42 GESTRA Steam Systems GESTRA ...

Страница 2: ...es Scope of supply 5 Description 5 Function 5 System components 5 Design 5 NRG 16 42 12 Attention 12 Note 12 Tools 12 Examples of installation NRG 16 42 13 Key 14 Installation NRG 16 42 6 Corrosion resistance 7 Sizing 7 Name plate marking 7 Dimensions NRG 16 42 8 Technical data NRG 16 42 9 Key 11 Design NRG 16 42 10 Key 11 Functional Elements ...

Страница 3: ...ctory setting 18 Factory set default node IDs 19 Assigning changing node ID 19 Attention 19 Code switch settings for node ID baud rate 20 Commissioning Check wiring 21 Apply mains voltage 21 Operation Level electrode with CAN bus 21 Note 21 Malfunctions Fault finding list for troubleshooting 21 22 Decommissioning Danger 23 Disposal 23 Annex Declaration of conformity 23 ...

Страница 4: ...body This presents the risk of severe scalding Do not stay near the electrode during operation Usage for the intended purpose Use level electrode NRG 16 42 only in conjunction with level switch NRS 1 42 Safety note The equipment must only be installed and commissioned by qualified and adequately trained personnel Maintenance and retrofitting must only by performed by entrusted personnel who throug...

Страница 5: ... using CANopen protocol URB 1 URB 2 Control terminal display unit Functions Parameterization and visual display LCD Data exchange CAN bus to DIN ISO 11898 using CANopen protocol Design NRG 16 42 Screwed design 1 BSP EN ISO 228 1 Fig 2 Function The conductivity of the liquid is used to signal the liquid level Some liquids are conductive which means that they allow an electric current to flow throug...

Страница 6: ...lied 500 mm 1000 mm 1500 mm Supply voltage 18 36 V DC Current consumption 65 mA Fuse Thermal fuse Tmax 85 C Hysteresis 2 K Electrode voltage 10 Vss Data exchange CAN bus to DIN ISO 11898 CANopen protocol Indicators and adjustors 1 green LED Can bus communication 1 red LED Bus fault 1 10 pole code switch for node ID and baud rate settings Electric connection M 12 sensor connector 5 poles A coded M ...

Страница 7: ...ing and alternating stress The dimensional allowances for corrosion reflect the latest state of technology Name plate marking NRG 16 42 PN 40 G1 1 4571 IP 65 0 5 10µS cm Betriebsanleitung beachten See installation instructions Voir instructions de montage 32 bar 464 psi 238 C 453 F Tmax 70 C 133 F Pmax Tmax IN OUT CAN Bus Münchener Str 77 D 28215 Bremen GB Reg Design 2 053 113 US Pat 5 719 342 5 8...

Страница 8: ... 4 3 GESTRA Steam Systems GESTRA NRG 16 42 4 3 1 2 Fig 2 Technical Data continued Dimensions NRG 16 42 175 Depth 70mm 140 337 5 500 1000 1500 ...

Страница 9: ... Design NRG 16 42 2 1 4 3 GESTRA Steam Systems GESTRA NRG 16 42 Fig 3 Fig 4 N 10 0 5 1 BSP ISO 228 1 40 50 65 70 14 B A C D ...

Страница 10: ...10 Functional Elements NRG 16 42 1 2 3 4 5 1 0 9 8 7 6 5 4 3 2 NO MAX 70 C MAX 95 IP 65 GESTRA Steam Systems GESTRA NRG 16 42 Fig 5 MAX 70 C MAX 95 Fig 6 E M L K H I J F G F ...

Страница 11: ...right annealed D Electrode thread 1 BSP EN ISO 228 1 E Housing screws M4 F M 12 sensor connector 5 poles A coded M 12 sensor jack 5 poles A coded G Housing cover H 10 pole code switch for setting node ID and baud rate I LED Can bus communication flashes during data exchange green J LED Bus fault red K Terminal strip L PE connection M Plug Design Functional Elements continued Key ...

Страница 12: ...3 3 Deburr faces of electrode tips 4 Strip off 50 mm of PTFE insulation from the ends of electrode tips 5 Check seating surfaces of threads or flange provided on vessel or boiler standpipe Fig 4 6 Place joint ring C onto seating surface B of electrode Fig 3 Use only joint ring of stainless steel 1 4301 D 33x39 to DIN 7603 supplied with electrode 7 Apply a light smear of silicone grease e g Molykot...

Страница 13: ...tallation NRG 16 42 Fig 7 Fig 9 DN 50 20 20 1 BSP 10 90 20 20 20 10 90 20 DN 50 1 BSP Fig 8 9 DN 20 DN 20 20 1 BSP Fig 10 DN 20 1 BSP BSP DN 100 20 20 90 20 24 5 24 5 10 1500 ME 1500 40 1 2 3 5 6 9 0 8 4 1 2 3 5 6 9 0 4 8 1 2 5 7 8 9 4 3 1 4 5 9 ...

Страница 14: ...s must be considered 3 Vent hole Provide vent hole as close as possible to the boiler wall 4 High water HW 5 Electrode rod d 5 mm 6 Protection tube DN 80 7 Protection tube DN 100 8 Electrode distance 14 mm 9 Low water LW 0 Reducer K 88 9 x 3 2 42 4 x 2 6 W to DIN 2616 part 2 Reducer K 114 3 x 3 6 48 3 x 2 9 W to DIN 2616 part 2 Installation continued Key ...

Страница 15: ...he conductor size The baud rate is set via a code switch Reduce baud if cable is longer than specified in the table above Make sure that all bus nodes feature the same settings To protect the switching contacts fuse circuit with 2 5 A anti surge fuse or according to TRD regulations 1 0 A for 72 hrs operation When a max cable length of more than 125 m up to 1000 m is desired make sure to modify the...

Страница 16: ...ode rod Electrode rod Code switch Terminating resistor 120 Ω paired cable 3 5 5 5 5 5 5 L C H C S Coupler with terminating resistor 120 Ω Operating device URB 1 CEP Central earthing point Connector with terminating resistor 120 Ω Controller NRS LRR TRS Level electrode Conductivity electrode NRG LRG Temperature transmitter TRV 2 1 5 46 3 4 1 52 1 Screen 2 Voltage supply 24V DC 3 Voltage supply 24V ...

Страница 17: ...N bus network the first and the last equipment must be provided with a terminating resistor of 120 Ω Fig 11 The CAN bus network mut not be interrupted while operating An interruption will result in high low level alarm Tools Attention Screwdriver for cross head screws size 1 Screwdriver for slotted screws size 2 5 completely insulated according to VDE 0680 Open end spanner 17 mm A F Wiring continu...

Страница 18: ...ith other GESTRA system components without having to set the node ID If several systems of the same kind are to communicate in one CAN bus network be sure to assign one node ID for each individual system component e g controller Refer to the following pages for more details The node IDs of the individual units have to be adjusted manually For more information refer to the respective installation m...

Страница 19: ...onent e g controller 1 Undo screws E and remove housing cover G 2 Change code switch H settings as required For more information refer to page 20 3 Re attach housing cover G and fix it with screws E Factory set default node IDs NRS 1 40 ID 001 NRS 1 40 1 ID 001 NRS 1 41 ID 006 NRS 1 42 ID 020 NRS 2 40 ID 039 NRR 2 40 ID 040 LRR 1 40 ID 050 NRG 16 40 ID 002 NRG 16 40 ID 003 NRG 16 41 1 ID 004 TRV 5...

Страница 20: ...ry setting 250 kBit s ON Node ID S1 1 ON S2 2 ON S3 4 OFF S4 8 OFF S5 16 OFF S6 32 ON S7 64 ON Node ID S1 1 OFF S2 2 ON S3 4 OFF S4 8 ON S5 16 OFF S6 32 OFF S7 64 21 71 Baud rate S8 S9 S0 250 kBit s Length of cable 125 m OFF ON OFF OFF 125 kBit s ON ON 250 m ON 100 kBit s OFF OFF 335 m ON 50 kBit s OFF ON 500 m ON 20 kBit s ON OFF 1000 m ON 10 kBit s ON ON 1000 m H H ...

Страница 21: ...r troubleshooting Fault In spite of correct wiring and commissioning of the equipment an interference signal is indicated Remedy The interference signal is caused by H F interferences coming from the installation For interference suppression of the voltage supply we supply ferrite rings stock code 147253 The 230 V supply lines should be looped through the ferrite ring five to ten times If several ...

Страница 22: ...ape Fault The electric conductivity is too low Remedy Set sensitivity of level switch NRS 1 42 to 0 5 µS cm Fault The isolating valves of the external measuring pot optional are closed Remedy Open isolating valves Fault The vent hole in the protection tube does not exist is obstructed or flooded Remedy Check protection tube and if necessary provide vent hole Fault The electrode rods have earth con...

Страница 23: ...electrode observe the pertinent legal regulations concerning waste disposal Disposal Declaration of conformity Annex We hereby declare that the equipment NRG 16 42 conforms to the following European guidelines LV guideline 73 23 eec version 93 68 eec EMC guideline 89 336 eec version 93 68 eec ATEX Directive 94 9 EC of 23 March 1994 This declaration is no longer valid if modifications are made to t...

Страница 24: ... aromero flowserve com España Flowserve GESTRA U S 2341 Ampere Drive Louisville KY 40299 Tel 00 15 02 4 95 01 54 4 95 17 88 Fax 00 15 02 4 95 16 08 E mail dgoodwin flowserve com USA Portugal Flowserve Portuguesa Lda Av Dr Antunes Guimarães 1159 Porto 4100 082 Tel 0 03 51 22 6 19 87 70 Fax 0 03 51 22 6 10 75 75 E mail jtavares flowserve com Polska GESTRA Polonia Spolka z o o Ul Schuberta 104 PL 80 ...

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