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Samson 2488/5 Series, Mounting And Operating Instructions

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Samson 2488/5 Series Mounting And Operating Instructions Download Page 45

EB 3135-1 EN

 

 45

Servicing

7.6 

Lubricants and sealants

SAMSON's After-sales Service can support 
you concerning lubricants and sealants ap-
proved by SAMSON.

Note

7.5 

Tightening torques

 

Î

See Fig. 3

Table 7: 

Tightening torques of the regulator components

Component

Valve size

Tightening torque in Nm

Coupling nut (1.4)

DN 15

80

DN 20

95

DN 25

110

DN 32

130

DN 40

160

DN 50

180

Seat (2)

DN 15 to 25

45

DN 32 to 50

110

Guide nipple with plug (3)

DN 15 to 25

70

Plug nipple (3.5)

DN 32 to 50

110

Screws (6.2)

DN 15 to 32

8

DN 40 to 50

18

Control line connection (7)

DN 15 to 50

22

Connecting piece (8)

DN 15 to 25

80

DN 32 to 50

110

Coupling nut (10.2) (actuator)

DN 15 to 50

20

Summary of Contents for 2488/5 Series

Page 1: ...Translation of original instructions EB 3135 1 EN Edition September 2019 Type 2488 5xxx x Type 2488 TROVIS 5xxx x Pressure independent Control Valves PICV Flow regulators with electric actuators...

Page 2: ...ter sales Service Department aftersalesservice samson de The mounting and operating instructions for the devices are included in the scope of delivery The latest documentation is available on our webs...

Page 3: ...n and principle of operation 14 3 1 Technical data 16 4 Shipment and on site transport 22 4 1 Accepting the delivered goods 22 4 2 Removing the packaging from the valve and actuator 22 4 3 Transportin...

Page 4: ...actuators with fail safe action 34 7 Servicing 37 7 1 Replacing the electric actuator 39 7 2 Replacing the restriction 40 7 3 Replacing the seat and plug 42 7 4 Replacing the operating diaphragm 44 7...

Page 5: ...forces or any other external factors Refer to the technical data and nameplate for limits and fields of application as well as possible uses Reasonably foreseeable misuse The device is not suitable f...

Page 6: ...N They are performed at the user s own risk and may lead to safety hazards for example Furthermore the product may no longer meet the requirements for its intended use Warning against residual hazards...

Page 7: ...t have their own potential ignition source according to the risk assessment stipulated in EN 13463 1 2009 section 5 2 even in the rare incident of an operating fault Therefore such valve versions do n...

Page 8: ...has been connected Do not touch the switching output L When the switching output is not used deactivate it in function F16 Not active setting Refer to the mounting and operating instructions of the e...

Page 9: ...ctions affected and the valve Wear protective clothing safety gloves and eye protection Risk of personal injury through incorrect operation use or installation as a result of information on the regula...

Page 10: ...to the actuator housing Risk of regulator damage due to the use of unsuitable lubricants The lubricants to be used depend on the regulator material Unsuitable lubricants may corrode and damage the su...

Page 11: ...re designed for use according to regulations for low voltage in stallations Observe the permissible tolerances of the supply voltage Risk of actuator damage due to excessively high tightening torques...

Page 12: ...ransmission with the TROVIS VIEW software firmware 1 1x Bluetooth firm ware 2 1x Modbus RTU The communication interface is active in the delivered state of the electric actuator with process controlle...

Page 13: ...or year of manufacture 3 Type designation 4 Flow rate set point range in m h 5 Differential pressure at the restriction in bar 6 Max perm differential pressure p in bar 7 Flow coefficient KVS 8 Max p...

Page 14: ...rol device to achieve additional temperature control by changing the restriction position A maximum flow rate can be adjusted me chanically at the restriction orifice The me dium flows through the val...

Page 15: ...aphragm with diaphragm plate 6 2 Screws 6 3 Diaphragm case 7 Control line 8 Connecting piece 8 1 Restriction stem 8 2 Set point adjuster 8 3 Adjustment screw 8 4 Lead seal hole 8 5 Restriction 8 6 Spr...

Page 16: ...Conformity The Type 2488 5xxx and Type 2488 TROVIS 5xxx Regulator bears both the CE and EAC marks of conformity Note Leakage class All regulators have the leakage class I ac cording to IEC 60534 4 Tem...

Page 17: ...S coefficient Body with screwed ends 12 5 16 20 Flanged valve body 2 12 5 20 25 xFZ value Body with screwed ends 0 5 0 45 Flanged valve body 2 0 45 0 4 Pressure rating PN 25 Max permissible differenti...

Page 18: ...pling nut Brass 1 Additional version in DN 32 to 50 valve with flanged body made of spheroidal graphite iron 2 Special version e g for mineral oils FKM Table 3 Technical data Electric actuators Electr...

Page 19: ...s returns to fail safe position after release 4 With intermediate insulating piece item no 1992 3132 Tabelle 3 1 Technical data Electric actuators Electric actuator Without fail safe action TROVIS 575...

Page 20: ...5 mm 105 mm 140 mm Version with welding ends Length L1 210 mm 234 mm 244 mm 268 mm 294 mm 330 mm Weight 3 0 kg 3 1 kg 3 2 kg 4 4 kg 6 9 kg 7 4 kg Special versions With threaded ends Length L2 129 mm 1...

Page 21: ...725 with welding ends Type 2488 5847 or TROVIS 5757 x with welding ends 146 6 L3 H1 H min 30 mm L3 SW 80 With screw on flanges Intermediate insulating piece d R L1 SW L2 SW A Type 2488 5824 5825 or Ty...

Page 22: ...ing the valve and damaging it Do not remove the protective caps until im mediately before installation NOTICE Do not remove the packaging until immedi ately before installation The components valve an...

Page 23: ...pact Secure the regulator in the stored posi tion against slipping or tipping over Do not damage the corrosion protection paint surface coatings Repair any damage immediately NOTICE Note Protect the r...

Page 24: ...ate type designation valve size material pres sure rating and temperature range match the plant conditions size and pressure rating of the pipeline medium temperature etc For more details on the namep...

Page 25: ...3132 must be used The insulat ing limit is in this case approx 25 mm above the top of the valve body Observe the minimum differential pres sure across the plant see Table 1 The minimum differential pr...

Page 26: ...the regulator version and mounting position the regulator and pipe line must be supported or suspended Do not attach supports directly to the valve or actuator Note NOTICE 5 3 Additional fittings Str...

Page 27: ...th b Outlet length State of process medium Valve conditions Inlet length a Outlet length b Gas Ma 0 3 2 4 Liquid Free of cavitation w 3 m s 2 4 Cavitation producing noise w 3 m s 2 4 Type 2488 5825 In...

Page 28: ...and function tests have been completed successfully DANGER WARNING WARNING The prevailing conditions in the plant section affected meet the regulator sizing require ments see information under Intend...

Page 29: ...or due to im permissible excess pressure NOTICE NOTICE The test pressure must not exceed the pres sure rating by 1 5 times on testing the pres sure of the plant when the regulator is in stalled Do not...

Page 30: ...uator documentation For electric control valves with positioner an initialization needs to be performed after the initial start up see associated actuator docu mentation Note 6 1 8 Quick check The Typ...

Page 31: ...lectric actuators with fail safe action is automatically closed when the supply voltage is disconnected When an electric actuator with fail safe action is mounted open the restriction manually or elec...

Page 32: ...s DN 15 to 25 adjust the flow rate by turning the adjustment screw 8 3 at the side using a 4 mm hex wrench For valve sizes DN 32 to 50 use the set point adjuster 8 2 to adjust the flow rate For valve...

Page 33: ...adjustment work on live parts NOTICE 6 4 4 Adjusting actuators without fail safe action Observe the relevant safety regulations on mounting or removing the electric actuator 1 Extend the actuator ste...

Page 34: ...s the actuator stem back to the fail safe position WARNING 1 Switch the control device to manual mode and change the control signal to retract the actuator stem all the way and compress the spring mec...

Page 35: ...2 to 10 3 to 12 5 4 to 15 1 Version with flanged valve body 2 An increase in noise level can be expected when the specified flow rates are exceeded 3 KVS coefficient with flanged valve body 4 5 m h w...

Page 36: ...1 0 5 1 5 10 1 2 3 4 DN 32 KVS 12 5 DN 40 KVS 16 DN 50 KVS 20 25 V m h 0 2 0 3 2 3 4 15 20 8 2 0 4 6 10 12 Turns Scale marks Travel in mm Fig 7 Flow rate diagram for DN 32 to 50 Differential pressure...

Page 37: ...ot require any mainte nance Nevertheless it is subject to natural wear particularly at the actuator seat plug and operating diaphragm Depending on the operating conditions check the regulator at regul...

Page 38: ...ely tightened torques lead to parts wearing out quicker Parts that are too loose may cause leakage Observe the tightening torques specified in section 7 5 The regulator was checked by SAMSON before it...

Page 39: ...e mounting or removing the electric actuator Refer to the mounting and operating instruc tions of the electric actuator with fail safe ac tion for more details See information under Referenced documen...

Page 40: ...the restriction Observe the relevant safety regulations on mounting or removing the electric actuator Risk of regulator damage due to excessively high or low tightening torques Observe the specified...

Page 41: ...or more details See information under Referenced documentation on page 7 Note Mounting the restriction The procedure described below refers to electric actuators without fail safe action 1 Insert the...

Page 42: ...lator components Excessively tightened torques lead to parts wearing out quicker Parts that are too loose may cause leakage Observe the specified tightening torques Risk of damage to the facing of the...

Page 43: ...nto the body 3 DN 15 to 25 insert the guide nipple 3 and screw it in using a socket wrench Observe the tightening torques specified in section 7 5 DN 32 to 50 insert the the guide nipple 3 6 and screw...

Page 44: ...n the electric actuator 10 using the coupling nut 10 2 to the connecting piece 8 of the valve Observe the tight ening torques specified in section 7 5 7 Connect the supply voltage to the electric actu...

Page 45: ...regulator components Component Valve size Tightening torque in Nm Coupling nut 1 4 DN 15 80 DN 20 95 DN 25 110 DN 32 130 DN 40 160 DN 50 180 Seat 2 DN 15 to 25 45 DN 32 to 50 110 Guide nipple with pl...

Page 46: ...nd when the malfunction cannot be remedied as de scribed SAMSON s After sales Service can support you in drawing up an inspection and test plan for your plant Note Tip 7 7 Preparation for return shipm...

Page 47: ...Check plant Unlock safety device Stem of electric actuator is extended Check control signal issued by the electric control device Plant differential pressure too low Compare differential pressure in...

Page 48: ...er with your household waste WARNING 9 Decommissioning and removal Risk of bursting in pressure equipment Regulators and pipelines are pressure equip ment Improper opening can lead to bursting of the...

Page 49: ...n our website u www samson de or in all SAMSON product catalogs To assist diagnosis and in case of an unclear mounting situation specify the following de tails so far as possible See section 2 Type de...

Page 50: ...N 160 ohne without 1 H Class 150 ohne without 1 A 2 3 H Class 300 ohne without 1 A 2 3 H Class 600 und Class 900 ohne without 1 H 1 Das auf dem Stellger t aufgebrachte CE Zeichen hat keine G ltigkeit...

Page 51: ...without 1 A 2 3 H Class 300 ohne without 1 H Class 600 und Class 900 ohne without 1 H 1 Das auf dem Stellger t aufgebrachte CE Zeichen hat keine G ltigkeit im Sinne der Druckger terichtlinie The CE m...

Page 52: ...2019 09 20 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 3135 1 EN...

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