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EB 9520 EN

Safety instructions and measures

Revisions and other modifications

Revisions, conversions or other modifications of the product are not authorized by SAMSON. 
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. Use of 
the device is no longer permitted.

Warning against residual hazards

To avoid personal injury or property damage, operators and operating personnel must pre-
vent hazards that could be caused in the device by the process medium and operating pres-
sure by taking appropriate precautions. They must observe all hazard statements, warning 
and caution notes in these mounting and operating instructions, especially for installation, 
start-up and service work.

Responsibilities of the operator

The operator is responsible for proper operation and compliance with the safety regulations. 
Operators are obliged to provide these mounting and operating instructions to the operating 
personnel and to instruct them in proper operation. Furthermore, the operator must ensure 
that operating personnel or third persons are not exposed to any danger.

Responsibilities of operating personnel

Operating personnel must read and understand these mounting and operating instructions as 
well as the specified hazard statements, warning and caution notes. Furthermore, the operat-
ing personnel must be familiar with the applicable health, safety and accident prevention 
regulations and comply with them.

Referenced standards and regulations

Devices with a CE marking fulfill the requirements of the Directive 2014/30/EU. The EU 
declaration of conformity is included at the end of these instructions.

Referenced documentation

The following documents apply in addition to these mounting and operating instructions:

 

Mounting and operating instructions for mounted pipeline valves (strainers, shut-off 
valves etc.)

Summary of Contents for Media 05

Page 1: ...of original instructions EB 9520 EN Media 05 with indicating unit and dp cell with valve block and pressure gauge for operating pressure right Edition November 2010 Media 05 Differential Pressure and...

Page 2: ...fter 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 web...

Page 3: ...ressure lines 14 3 5 Orifice flange orifice plate assembly 14 4 Accessories 16 4 1 Valve block 16 4 2 Shut off and equalizing valves 16 4 3 Compensation chambers 16 4 4 Accessories for connection 16 5...

Page 4: ...e caused by external forces or any other external factors Refer to the technical data for limits and fields of application as well as possible uses The Media 05 Differential Pressure and Flow Meter wi...

Page 5: ...ide the limits defined during sizing and by the technical data Furthermore the following activities do not comply with the intended use Use of non original spare parts Performing maintenance activitie...

Page 6: ...proper operation and compliance with the safety regulations Operators are obliged to provide these mounting and operating instructions to the operating personnel and to instruct them in proper operat...

Page 7: ...requirements stipulated by VBG 62 or similar regulations until they are handed over to the manufacturer Otherwise SAMSON does not accept any responsibility Risk of damage to the differential pressure...

Page 8: ...ce plate creates a force at the measuring diaphragm 1 5 which is opposed by the range springs 1 4 The movement of the measuring diaphragm and lever 1 8 which is proportional to the differential pressu...

Page 9: ...mber 1 3 Low pressure chamber 1 4 Range springs 1 5 Measuring diaphragm 1 6 Diaphragm plates 1 7 Diaphragm stem 1 8 Lever 1 9 Flexible disk Housing of indicating unit 2 1 Gear segment 2 2 Pointer mech...

Page 10: ...ale division for any linear measured variable for measured variables based on equations curve or table Characteristic Characteristic linear to differential pressure scale linear to tank content Deviat...

Page 11: ...rox 2 6 kg without valve block 4 6 kg with valve block Materials Version Standard version Housing Brass CW617N or CrNi steel Measuring diaphragm and seals ECO 2 Springs diaphragm plates functional par...

Page 12: ...everse installation can only be used when there is no other possibility particularly for steam measurements Refer to VDE VDI 3512 Sheet 1 for details 3 3 Media 05 indicating unit Make sure that the hi...

Page 13: ...embly Compensation chamber Standard Standard Installation standard Separation chamber Reverse Reverse Measurement of liquids Measurement of steam Measurement of gases h H z h H h K H Y H Measuring ran...

Page 14: ...w on the orifice plate Unobstructed pipe sections are required upstream and downstream of the orifice plate assembly For the orifice tubes de livered by SAMSON these section are ensured by the weld on...

Page 15: ...tallation Location of the differential pressure lines on the orifice plate assembly For steam For gas For liquids Type 90 Orifice Flange Inlet 20 to 50 x d Outlet 5 x d 65 d Fig 3 Orifice flange orifi...

Page 16: ...t off valves as well as the bypass valve equalizing valve can also be installed as illustrated in Fig 5 4 3 Compensation chambers Compensation chambers that establish a constant liquid column are requ...

Page 17: ...valve Shut off valves Holes for lead seal wires Shut off valves Test connection Liquid level measurement Fig 4 SAMSON valve block Flow rate measurement 1 Shut off valves 2 Equalizing valve To the ind...

Page 18: ...late 1 Slowly open the high pressure line 2 Close the equalizing valve or bypass of the valve block 3 Open the low pressure line NOTICE 4 Wait a while Open both vent screws of the dp cell one after th...

Page 19: ...the shut off valve in the low pres sure line to allow the pressures to equal ize in the dp cell The pointer must indicate zero If this is not the case undo the dial screws and turn the dial it can be...

Page 20: ...pressure to the high pressure mea suring chamber until the pointer indi cates 100 while the low pressure con nection is open Read off the adjusted pressure value at the pressure gauge It corresponds...

Page 21: ...Class 0 1 pressure gauge 1 Screws 2 Cover plate 3 Fastening screw 4 Measuring unit frame 5 Dial screws Recess for screwdriver 5 4 3 2 1 Supply air reducing sta tion with oil filter and test pressure...

Page 22: ...he listed maximum values in the table apply concerning the connection of proximity switches to certified intrinsically safe circuits in the type of protection Ex ia IIC T6 PTB 00 ATEX 2049 X Type 1 Ty...

Page 23: ...ifica tions 1 Connect the device to a switching ampli fier as described in section 7 1 2 Apply a pressure to the high pressure connection of the dp cell which corre sponds to the desired switching poi...

Page 24: ...contact unit 2 onto the unit frame plate 3 from the right so that the metal tags reach into the proximity switches without touching the contacts 5 Fasten the contact unit 2 to the measur ing unit fra...

Page 25: ...s 1 PCB 2 Contact unit 3 Measuring unit frame 4 1 Connecting cable A1 4 2 Connecting cable A2 5 Slotted head screws 6 Phillips screw 8 Cable gland Positioning notch 3 6 1 8 4 1 5 A1 2 A2 5 4 2 51 52 4...

Page 26: ...EB 9520 EN Dimensions 8 Dimensions 31 60 212 5 110 _ Pressure gauge connection G LH with coupling sleeve G for pressure gauge NG 100 and 12x2 O ring as well as for G for pressure gauge NG 63 with G se...

Page 27: ...EB 9520 EN 27 Dimensions 200 117 25 64 26 43 36 58 26 103 129 5 80 SW14 G Valve block when mounted upside down Pipe mounting...

Page 28: ...4 117 158 5 25 17 5 52 30 35 8 6 30 Drill pattern for wall panel mounting Center of the indicator unit Two 8 5 mm holes for fastening at the back of the dp cell M8 screws Two 8 5 mm holes for fastenin...

Page 29: ...EB 9520 EN 29...

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Page 32: ...2019 10 23 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 9520 EN...

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