Samson 2040 Mounting And Operating Instructions Download Page 1 | Manualshive

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Self-operated Temperature Regulators

Type 2040
Safety Temperature Monitor (STM)

Mounting and
Operating Instructions

EB 2090 EN

Edition October 2014

Fig. 1 · Type 2040 Safety Temperature Monitor

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Summary of Contents for 2040

Page 1: ...Self operated Temperature Regulators Type 2040 Safety Temperature Monitor STM Mounting and Operating Instructions EB 2090 EN Edition October 2014 Fig 1 Type 2040 Safety Temperature Monitor ...

Page 2: ...et point indication 7 4 Maintenance 8 5 Service 8 6 Dimensions 9 7 Technical data 10 8 Nameplate 11 2 EB 2090 EN Contents CAUTION Indicates a hazardous situation which if not avoided could result in minor or moderate in jury Note Indicates supplementary explanations information and tips Definitions of the signal words used in these instructions ...

Page 3: ... damage caused by external forces or any other external factors Any hazards which could be caused in the regulator by the process medium or operating pressure are to be prevented by means of appropriate measures 4 The Type 2040 Safety Temperature Monitors do not have their own potential ignition source according to the ignition risk assessment stipulated in EN 13463 1 2001 section 5 2 even in the ...

Page 4: ...rature drops the plug moves in the closing direction restricting the medium flow If the medium temperature drops fur ther the valve is closed completely when the temperature reaches the adjusted set point The set point temperature and the throttling range in front of it can be adjusted within the set point range The valve first opens again when the medium temperature has exceeded the adjusted set ...

Page 5: ...aling 3 Set point adjuster 3 1 Cap 3 2 Lock nut 4 Positioning spring 5 Tubular plug 6 Temperature sensor 7 Connection nut with spherical liner accessories 8 Connection nut with flat gasket accessories 8 Connection nut with flat gasket Connection with soldering nipples brass or welding ends stain less steel Connection nut with soldering nipples brass or welding ends stainless steel ...

Page 6: ... regulator can be installed in any de sired position 4 The direction of flow must match the ar row on the valve body 3 Set point adjustment See Figs 3 and 4 The safety temperature monitor has been ad justed by the manufacturer to a set point tem perature limit of Tset point 10 C set point range from 30 to 10 C or 37 C set point range from 45 to 10 C After removing the cap 3 1 and undoing the lock ...

Page 7: ...er clockwise until the flow noise inside the regulator ceases i e the valve is closed 4 Calculate the temperature difference be tween the momentary ambient temperature and the required set point temperature Tset point to be adjusted 4 Divide the calculated temperature differ ence by 13 The result shows how may turns of the set point adjuster Fig 4 are required 4 Turn the set point adjuster clockwi...

Page 8: ...suitability of these regulators for oxygen service If the point at which the regulator closes devi ates strongly from the adjusted set point shut off may be impaired because the seat and plug are clogged up with dirt or due to natu ral wear In this case remove the regulator from the pipeline and clean it If necessary replace the plug seal with a new one 5 Service If malfunctions or defects occur c...

Page 9: ... For pipe 16 For pipe 28 Soldering nipple brass Dimensions in mm DN 15 DN 25 L1 155 L2 165 d 16 1 28 5 D 21 3 33 7 Welding ends stainless steel Height H1 Without set point indication H1 108 1 mm With set point indication H1 116 1 mm Weight 1 8 kg without connecting parts Connecting parts with spherical liner Connecting parts with flat gasket ...

Page 10: ...ting pressure 40 bar Max perm differential pressure p 25 bar Leakage rate 0 05 of KVS at 10 C 0 1 of KVS at 45 C Hysteresis 2 K Accuracy 1 C Permissible temperature range 60 C to 60 C Temperature differential between open closed 17 K 1 On request Table 2 Materials Material number according to DIN EN Type 2040 Safety Temperature Monitor Body CC491K G CuSn5ZnPb Bellows CW453K CuSn8F40 Spring 1 4310 ...

Page 11: ...ate Fig 6 Nameplate specifications Flow of direction Production number 3 Model number with modification index Valve coefficient KVS 5 Set point temperature with unit Test mark 1 Keep regulator free of oil and grease 1 Omitted at a set point temperature between 31 C and 45 C ...

Page 12: ...SAMSON AG MESS UND REGELTECHNIK Weismüllerstraße 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 2090 EN S Z 2016 12 ...

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