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9

TRANSFORMER COMPONENTS

2.7

Comem eViewer

Figure 13

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Summary of Contents for Comem OLI

Page 1: ... Comem eOLI22 18 5 2 1 Power voltage 18 5 2 2 Analog output 18 5 2 3 Modbus communication optional 18 5 3 Comem eViewer wiring 18 5 3 1 Power voltage 18 5 3 2 Analog input 18 5 3 3 Comem eViewer Comem eOLI connections 19 6 Operation and maintanence 20 6 1 Operation 20 6 2 Maintenance 20 6 3 Storage 20 A Appendix A MODBUS communication 21 A 1 MODBUS register 21 A 1 1 MODBUS address 21 Contents 1 Sa...

Page 2: ...f signals It is important to observe the limit values indicated on the nameplate and in the manual before commissioning the device 1 3 Safety notes on the equipment operation Electrical installation is subject to the relevant national safety rules It is mandatory to connect the grounding cable because of safety reason INSTALLATION ELECTRICAL CONNECTION AND FITTING THE DEVICE HAVE TO BE CARRIED OUT...

Page 3: ...3 TRANSFORMER COMPONENTS 2 Drawings 2 1 Comem OLI Figure 2 Figure 1 2 2 Comem eOLI ...

Page 4: ...4 LIQUID LEVEL INDICATOR INSTRUCTION MANUAL 2 Drawings 2 3 Mounting flange 2 3 1 Comem OLI Comem eOLI radial Figure 3 2 3 2 Comem OLI Comem eOLI axial Figure 4 ...

Page 5: ... 3 Comem OLI22 Comem eOLI22 radial Figure 5 2 Drawings 2 3 4 Comem OLI22 Comem eOLI22 axial Figure 6 4 HOLES MOUNTING FLANGE MAY BE DESIGNED IN ACCORDANCE WITH CUSTOMER S NEED UPON REQUEST SEVERAL HOLE PATTERNS ARE AVAILABLE NOTE ...

Page 6: ...6 LIQUID LEVEL INDICATOR INSTRUCTION MANUAL 2 4 Comem L140 2 4 1 Radial 2 Drawings 2 4 2 Axial Figure 7 Figure 8 ...

Page 7: ...7 TRANSFORMER COMPONENTS 2 Drawings 2 5 Comem L220 2 5 1 Radial 2 5 1 Axial Figure 9 Figure 10 ...

Page 8: ...8 LIQUID LEVEL INDICATOR INSTRUCTION MANUAL 2 Drawings 2 6 Comem L340 2 6 1 Radial 2 6 1 Axial Figure 11 Figure 12 ...

Page 9: ...9 TRANSFORMER COMPONENTS 2 7 Comem eViewer Figure 13 ...

Page 10: ... formation of condensation For critical environmental conditions please contact ABB 3 3 Technical features 3 3 1 Microswitches Breaking and making capacity Voltage Uninterrupted current making capacity Interrupted current breaking capacity 24V DC to 220V DC 2A 100mA L R 40 230 VCA 2 A 2 A cosφ 0 5 Table 2 3 1 Functioning The level gauge with magnetic joint is composed of a sturdy watertight body m...

Page 11: ...ssion EN 61000 3 2 Electrostatic discharge IEC 61 000 4 2 Voltage fluctuations and flicker EN 61000 3 3 Surge immunity test IEC 61 000 4 5 Vibration Test CEI EN 60721 3 4 Class 4M4 Magnetic field immunity test IEC 61 000 4 3 Vibration Test IEC 60068 3 3 Power frequency magnetic field IEC 61 000 4 8 Other values may be agreed between purchaser and supplier The minimum contact life shall be 1 000 op...

Page 12: ...R A MALFUNCTION CAN OCCUR CAUTION 4 1 Float assembly 4 1 1 LA version radial Screw the arm Fig 14 A into the hole of the backside shaft and block it with the M4 nut Fig 14 B Figure 14 4 1 2 LB version axial Insert the arm into the slot Fig 15 A on the backside shaft with and block it with the M5 nut Fig 15 B Figure 15 LIQUID LEVEL INDICATOR INSTRUCTION MANUAL ...

Page 13: ...D GASKET POSITIONING AND IT FACILITATES THE ASSEMBLY APPLY A SPECIFIC TIGHTENING TORQUE MAX 20 NM ON THE NUTS FOLLOWING A CROSS SEQUENCE CAUTION Depending on the conservator design the level gauge can have different values of the parameters R and S Fig 16 according to the table 4 Table 4a S parameter that indicates an offset from the vertical conservator axis mm It is available for LA radial confi...

Page 14: ...d 6 Ø6 plane washer UNI 6592 6 Ø6 grower washer UNI1751 6 M6 nut UNI5588 1 OR6362 Table 4b 4 4 Comem OLI Comem eOLI Place the o ring on the slot behind the gauge Fig 83 B Align the flange Fig 18 C stud length 20 1 mm with the threaded pins or holes Fig 18 A depending on the conservator flange type The gauge has to be assembled on the flange using four screws M4x12 Fig 18 D The oil level indicator ...

Page 15: ...ews M4x12 Fig 19 D Figure 19 Q ty Description Reference standard 8 Ø10 plane washer UNI 6592 8 Ø10 grower washer UNI1751 8 M10 nut UNI5588 1 OR221 Table 6 4 6 Comem L220 Insert the arm with float through the machined hole on the conservator Place the o ring on the slot behind the gauge Insert the device on the threaded pin of the conservator flange Fig L220 A The oil level indicator has to be moun...

Page 16: ... using the items Fig L340 B showed in the table L340 4 8 Comem eViewer Arrange the transformer with a dedicated place following the scheme in the figure 15 The connection can be done in two alternative way threaded pin and nut M6 screws M6 16 LIQUID LEVEL INDICATOR INSTRUCTION MANUAL 4 Installation Figure L340 Q ty Description Reference standard 8 Ø16 plane washer UNI 6592 8 Ø16 grower washer UNI1...

Page 17: ...CLOSE THE FREE CABLE GLAND WITH A PLUG WITH GASKET CAUTION Remove the cover from the terminal box unscrewing the 4 captive screws M4 Fig 21 C Insert the wires through the cable gland Fig 21 B and wiring them following the electrical scheme Fig 22 23 Figure 21 DANGEROUS ELECTRICAL VOLTAGES IT IS IMPERATIVE TO DEACTIVATE THE POWER SUPPLY DURING WIRING OF THE DEVICE THE EDEVICE MUST BE POWERED BY A P...

Page 18: ...7 Maximum resistance 450 Ω 4 mA 0 minimum arrow position 20 mA 100 maximum arrow position 5 2 3 Modbus communication optional Digital output RS485 terminals 3 4 for the Modbus register and address see the Appendix A Figure 22 Figure 23 5 3 Comem eViewer wiring 5 3 1 Power voltage Connect the power voltage as written inside the terminal box fig 18 to terminals 1 2 24 Vdc 10 5 3 2 Analog input Conne...

Page 19: ...19 TRANSFORMER COMPONENTS Figure 25 5 Electrical connection ...

Page 20: ...ring regular maintenance on the transformer we recommend performing the following checks on the oil level indicator Check the exterior condition of the device Remove dirt as necessary 6 3 Storage The liquid level indicators can be handled without any tools Handle the device with care NOT TO PAINT THE DEVICE IN THIS CASE ANY GUARANTEES CONCERNING THE CORROSION RESISTANCE DECLINE ONLY MILD SOAP AND ...

Page 21: ... Min level in the day 3 0x215C R Max level in the day 23 0x215D R Min level in the day 23 0x215E R Max level in the day 24 0x215F R Min level in the day 24 Events log 0x2300 R Events number 0x2301 R Timestamp Hi Event 1 0x2302 R Timestamp Low Event 1 0x2303 R Event type value 4 Change Date Event 1 0x2304 R Level Value at the moment of the event Event 1 0x248D R Timestamp Hi Event 100 0x248E R Time...

Page 22: ...ble Comem eOLI addresses are 128 to 143 default Figure 26 Table 8 4 3 2 1 ADDRESS OFF OFF OFF OFF 143 OFF OFF OFF ON 142 OFF OFF ON OFF 141 OFF OFF ON ON 140 OFF ON OFF OFF 139 OFF ON OFF ON 138 OFF ON ON OFF 137 OFF ON ON ON 136 ON OFF OFF OFF 135 ON OFF OFF ON 134 ON OFF ON OFF 133 ON OFF ON ON 132 ON ON OFF OFF 131 ON ON OFF ON 130 ON ON ON OFF 129 ON ON ON ON 128 Appendix A MODBUS communicatio...

Page 23: ...23 TRANSFORMER COMPONENTS ...

Page 24: ...le 11 Signolo 22 36054 Montebello Vicentino VI ITALY www abb com transformercomponents The data and illustrations are not binding We reserve the right to modify the contents of this document without prior notice following technical and product developments Copyright 2020 ABB All rights reserved ...

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