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Operating Instructions

Overvoltage protection

B62-36G

For supply and signal cables in 4 … 20 mA

circuits

Document ID: 40491

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Summary of Contents for B62-36G

Page 1: ...Operating Instructions Overvoltage protection B62 36G For supply and signal cables in 4 20 mA circuits Document ID 40491 ...

Page 2: ...nsport and storage 7 4 Mounting instructions 8 4 1 Installation in switching cabinet 8 4 2 Mounting in housing 9 5 Connecting to power supply 11 5 1 Preparing the connection 11 5 2 Connection steps for version with housing 11 5 3 Wiring plan 12 6 Maintenance and fault rectification 14 6 1 Maintenance 14 6 2 Rectify faults 14 6 3 How to proceed if a repair is necessary 14 7 Dismount 15 7 1 Dismount...

Page 3: ... refers to the Docu ment ID By entering the Document ID on www vega com you will reach the document download Information tip note This symbol indicates helpful additional information Caution If this warning is ignored faults or malfunctions can result Warning If this warning is ignored injury to persons and or serious damage to the instrument can result Danger If this warning is ignored serious in...

Page 4: ...ment complying with all prevailing regulations and directives The instrument must only be operated in a technically flawless and reliable condition The operator is responsi ble for the trouble free operation of the instrument When measuring aggressive or corrosive media that can cause a dangerous situation if the instrument malfunctions the operator has to implement suitable measures to make sure ...

Page 5: ...the English language Installations in the US shall comply with the relevant requirements of the National Electrical Code ANSI NFPA 70 Installations in Canada shall comply with the relevant requirements of the Canadian Electrical Code 2 8 Environmental instructions Protection of the environment is one of our most important duties That is why we have introduced an environment management system with ...

Page 6: ...ation of B62 36G 1 Terminals Out protected side 2 Screw for carrier rail fastening 3 Terminals In unprotected side 4 Type label 3 2 Principle of operation Voltage surges can be caused by indirect atmospheric discharges lightning strokes or switching operations in the supply network Further causes can be inductive or capacitive couplings from other electrical systems Voltage peaks transients must b...

Page 7: ...of environment friendly recyclable cardboard For special versions PE foam or PE foil is also used Dispose of the packaging material via specialised recycling companies Transport must be carried out in due consideration of the notes on the transport packaging Nonobservance of these instructions can cause damage to the device The delivery must be checked for completeness and possible transit damage ...

Page 8: ...bol for functional ground Depending on the version it may be galvanically connected to the ground terminal of the overvoltage arrester see circuit diagram in chapter Wiring plan The carrier rail must be connected low impedance to the potential equalization line PA The wire cross section must be at least 2 5 mm2 the cable must be as short as possible 1 Fig 2 Mounting on carrier rail according to EN...

Page 9: ...e arrester onto the rail and let it snap in 3 Tighten fixing screw 4 2 Mounting in housing The overvoltage arrester is optionally available in a plastic or alu minium housing Make sure when mounting that the cable glands point downward Thus avoids water ingress 1 3 2 OUT IN IP 20 Fig 5 Mounting in Aluminium housing 1 Overvoltage protection 2 Pressure compensation 3 Ground terminal ...

Page 10: ...1 Overvoltage protection 2 Pressure compensation 3 Ground terminal The carrier rail inside the housing is galvanically connected to the ground terminal outside on the housing This ground terminal must be connected low impedance with the potential equalization line PA The wire cross section must be at least 2 5 mm2 the cable must be as short as possible ...

Page 11: ... low impedance In Ex systems grounding is carried out in accordance with the instal lation regulations For example according to DIN EN IEC 60079 14 the cable shielding may only be connected to ground potential on one side 5 2 Connection steps for version with housing Proceed as follows 1 Loosen screws of the housing cover 2 Push the supply and connection cables through the cable gland into the hou...

Page 12: ...iagram B62 36G 1 Overvoltage protection 2 Potential equalisation 1 2 3 4 2 1 Typ B62 36 G OUT IN IP 20 max 36 V DC li 450 A Li 0 15 mH Ci 2 5 nF E1 E2 A1 A2 A1 A2 E1 E2 Fig 8 Wiring plan B62 36G Sensor protection non Ex applications 1 Sensor 2 Overvoltage protection 3 Controller PLC 4 Potential equalisation Circuit diagram Wiring plan Sensor protection ...

Page 13: ...91 EN 220516 1 2 4 3 2 1 Typ B62 36 G OUT IN IP 20 max 36 V DC li 450 A Li 0 15 mH Ci 2 5 nF E1 E2 A1 A2 A1 A2 E1 E2 Fig 9 Wiring plan B62 36G Controller protection non Ex applications 1 Sensor 2 Overvoltage protection 3 Controller PLC 4 Potential equalisation Wiring plan controller protection ...

Page 14: ...ort is only available in the English language The service is free only standard call charges are incurred Depending on the reason for the fault and the measures taken the steps described in chapter Setup must be carried out again or must be checked for plausibility and completeness 6 3 How to proceed if a repair is necessary You can find an instrument return form as well as detailed information ab...

Page 15: ...e order 7 2 Disposal Pass the instrument on to a specialised recycling company and do not use the municipal collecting points Remove any batteries in advance if they can be removed from the device and dispose of them separately If personal data is stored on the old device to be disposed of delete it before disposal If you have no way to dispose of the old instrument properly please contact us conc...

Page 16: ... approx 175 g 0 385 lbs Electrical characteristics 1 Operating voltage 9 6 36 V DC Max permissible current 1 A Leakage current at nominal voltage 10 µA Ri per circuit 0 25 Ω Li per circuit 0 15 mH Ci per circuit 2 5 nF Band width 1 MHz Response voltage 41 V DC Response time 10 11 s Discharge current 10 kA 8 20 µs Electromechanical data Screw terminals for cable cross section 2 5 mm AWG 14 Ambient ...

Page 17: ...17 8 Supplement B62 36G For supply and signal cables in 4 20 mA circuits 40491 EN 220516 8 2 Dimensions B62 36G Overvoltage protection 84 mm 3 31 52 mm 2 05 25 mm 0 98 Fig 10 Dimensions B62 36G ...

Page 18: ...its 40491 EN 220516 Housing ø5 5 m m 0 22 86 mm 3 39 120 mm 4 72 160 mm 6 30 77 mm 3 03 47 mm 1 85 50 mm 1 97 ø4 5 m m 0 18 82 mm 3 23 68 mm 2 68 72 mm 2 84 130 mm 5 12 116 mm 4 57 M 20 x 1 5 M 20 x 1 5 1 2 Fig 11 Dimensions B62 36G 1 Plastic housing 2 Aluminium housing ...

Page 19: ...19 Notes B62 36G For supply and signal cables in 4 20 mA circuits 40491 EN 220516 ...

Page 20: ...ning scope of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior notice VEGA Grieshaber KG Schiltach Germany 2022 Phone 49 7836 50 0 E mail info de vega com www vega com ...

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