MTL 9491-PS
Intrinsically safe power supply
October 2016INM MTL 9491-PS Rev 3
Instruction manual
MTL intrinsic safety solutions
Page 1: ...MTL 9491 PS Intrinsically safe power supply October 2016 INM MTL 9491 PS Rev 3 Instruction manual MTL intrinsic safety solutions...
Page 2: ...TION OF CONFORMITY A printed version of the Declaration of Conformity has been provided separately within the original shipment of goods However you can find a copy of the latest version at http www m...
Page 3: ...ccessories 6 3 5 Assembly 8 4 BACKPLANE MOUNTING METHOD 10 4 1 Accessories 10 4 2 Protection of equipment 10 4 3 Backplane mounting 10 4 4 Backplanes identification and tagging 12 4 5 Backplanes earth...
Page 4: ...iv INM9491 Rev 3 This page left intentionally blank...
Page 5: ...ice This adaptation is necessary due to restrictions for Hazardous Area use It is not implied that the device conforms to the 802 3af PoE standard 2 DESCRIPTION The 9491 PS Power Supply is the recomme...
Page 6: ...ule in the event of its output being short circuited or overloaded This also minimises the power dissipation during the fault to a negligible level thus improving reliability Hazardous area Safe area...
Page 7: ...3 1 Protection of equipment When the power supply is mounted in a safe area ensure that the local environment is clean and free of dirt and dust and note the ambient temperature considerations given i...
Page 8: ...replacement purposes Power conductors The removable power plugs are fitted with screw clamp terminals Note that the conductors should be between 14 and 24 AWG 1 6 and 0 5mm dia in size Plugs located...
Page 9: ...sure the bus length is correct for the number of modules involved 3 3 2 If the number of modules is less than the maximum number the chain will support cut off the surplus power plugs at the tail end...
Page 10: ...wer slot but only after insulating mounting blocks IMB57 are clamped to the DIN rail This may not be possible if for example trunking is fitted In this case fit offset earth rail bracket ERB570 see fi...
Page 11: ...g showing part numbers Figure 3 5 Mounting details Figure 3 6 IMB57 Insulating mounting block Figure 3 7 TAG57 Tagging strip 1m length Figure 3 8 MS010 DIN rail module spacers Figure 3 9 ETM7 Earth te...
Page 12: ...ing blocks Snap out the perforated extension between the lugs on this mounting block if a continuous tagging strip is to be fitted see figure 3 4 b In lower position where at least 150mm clearance exi...
Page 13: ...of 9491 PS power supplies using the accessories mentioned above The broken line boxes either side of the assembly represent cable trunking and the accompanying dimensions represent the minimum spacin...
Page 14: ...ck kit strip kit fuse pack SMS01 DMK01 ERK08 TSK08 FUS08 4 2 Protection of equipment When the power supply is mounted in a safe area ensure that the local environment is clean and free of dirt and dus...
Page 15: ...edure T section 12 T section 12 G section 13 G section 13 Fixing Screws End stop 11 OR Figure 4 4 Mounting a backplane onto DIN rail Figure 4 5 Mounting end stops onto DIN rail Figure 4 6 Backplane la...
Page 16: ...gure 4 4 h Locate the assemblies over the mounting feet and attach the screws 1 to the feet Figure 4 4 i For backplanes that are mounted in a vertical orientation attach one end stop 11 to the lower e...
Page 17: ...trip Figure 4 9 Attaching an earth rail post Figure 4 10 Attaching earth rail terminals and rivets Figure 4 11 Power supply connections PSU A secondary supply can be connected in the same configuratio...
Page 18: ...supply sources according to the terminal assignments shown in Figure 4 11 The maximum permissible wire size is 2 5mm2 14 AWG b Plug the power supply connectors into the base connectors on the backplan...
Page 19: ...Rev 3 Figure 4 13 Wiring hazardous area power output plugs Figure 4 14 Key elements of the 9491 PS power supply Figure 4 15 Fitting power supplies to backplane Figure 4 16 Removing power supplies from...
Page 20: ...1 2005 3600 1998 3610 2007 3810 2005 ANSI ISA 12 12 02 2003 ANSI ISA 61010 1 2004 C22 2 No 61010 1 2004 C22 2 No 157 1992 CAN CSA E60079 0 2007 CAN CSA E60079 11 2002 Approved for E II 1 2 GD Ga Ex ia...
Page 21: ...with a minimum ingress protection rating of IP54 unless the apparatus is intended to be afforded an equivalent degree of protection by location 3 When optionally connecting the power supply module to...
Page 22: ...lane shall be fitted with two retention clips type MTL 012 533 Honeywell part no 51153961 100 that allow the power supply module to be clipped to the backplane The power supply module being clipped to...
Page 23: ...19 INM9491 Rev 3 Figure 8 1 9491 PS product label...
Page 24: ...20 INM9491 Rev 3 Replace this page with the PDF of the FM FMc Hazardous location Control Drawing...
Page 25: ...21 INM9491 Rev 3 Replace this page with the PDF of the FM FMc Non Hazardous location Control Drawing...
Page 26: ...ia No 36 Nehru Street Off Old Mahabalipuram Road Sholinganallur Chennai 600 119 India Tel 91 0 44 24501660 24501857 Fax 91 0 44 24501463 E mail mtlindiasales eaton com ITALY MTL Italia srl Via San Bov...
