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Installation Instructions

MicroLogix™ 1500 Programmable 
Controller Base Units

(Catalog Numbers 1764-24AWA, 1764-24BWA, and 
1764-28BXB)

http://literature.rockwellautomation.com/idc/groups/literature/documents/in/1
764-in001_-mu-p.pdf

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Summary of Contents for 1764-24AWA

Page 1: ...e ci dessus Questa pubblicazione è disponibile in Italiano in formato PDF Per scaricarla collegarsi al sito Web indicato sopra Diese Publikation ist als PDF auf Deutsch verfügbar Gehen Sie auf die oben genannte Web Adresse um nach der Publikation zu suchen und sie herunterzuladen Esta publicación está disponible en español como PDF Diríjase a la dirección web indicada arriba para buscar y descarga...

Page 2: ...2 MicroLogix 1500 Programmable Controller Base Units Publication 1764 IN001B EN P March 2008 ...

Page 3: ...ix 1500 Programmable Controller Base Units Catalog Numbers 1764 24AWA 1764 24BWA and 1764 28BXB Inside For More Information 4 Overview 5 Base Unit Description 6 Hazardous Location Considerations 7 Mounting the Controller 9 Wiring the Controller 13 Specifications 17 ...

Page 4: ...blications For Refer to this Document Pub No A more detailed description of how to install and use your MicroLogix 1500 programmable controller MicroLogix 1500 Programmable Controllers User Manual 1764 UM001A US P A reference manual that contains data and functin files instruction set and troubleshooting information for MicroLogix 1200 and MicroLogix 1500 MicroLogix 1200 and MicroLogix 1500 Instru...

Page 5: ...d install processor unit Failure to remove strips before operating can cause overheating ATTENTION Be careful of metal chips when drilling mounting holes for your controller or other equipment within the enclosure or panel Drilled fragments that fall into the controller could cause damage Do not drill holes above a mounted controller if the protective debris strips have been removed ATTENTION Elec...

Page 6: ...y outputs 120 240V ac power supply 1764 24BWA 24V dc inputs relay outputs 120 240V ac power supply 1764 28BXB 24V dc inputs FET and relay outputs 24V dc power supply Table 3 Base Unit Description Feature Description 1 Removable Terminal Blocks 2 Interface to Expansion I O Removable ESD Sticker 3 Input LEDs 4 Output LEDs 5 RS 232 Communication Port CH0 6 Status LEDs 7 Terminal Doors and Label 2 3 4...

Page 7: ...ent unless power has been switched off or the area is known to be non hazardous Do not connect or disconnect components unless power has been switched off or the area is known to be non hazardous This product must be installed in an enclosure All cables connected to the product must remain in the enclosure or be protected by conduit or other means All wiring must comply with N E C article 501 4 b ...

Page 8: ...onnecter l équipement sans s être assuré que l alimentation est coupée et que l environnement est classé non dangereux Ne pas connecter ou déconnecter des composants sans s être assuré que l alimentation est coupée ou que l environnement est classé non dangereux Ce produit doit être installé dans une armoire Tous les câbles qui lui sont connectés doivent rester dans l armoire ou être protégés par ...

Page 9: ...ION Vertical mounting is not recommended due to heat build up considerations ATTENTION Be careful of metal chips when drilling mounting holes for your controller or other equipment within the enclosure or panel Drilled fragments that fall into the base or processor unit could cause damage Do not drill holes above a mounted controller if the protective debris strips have been removed or the process...

Page 10: ...esigned to be mounted horizontally with the Compact expansion I O extending to the right of the base unit Allow 50 mm 2 in of space on all sides for adequate ventilation as shown below Table 6 Dimensions Dimension 1764 24AWA 1764 24BWA 1764 28BXB Height A 138 mm 5 43 in Width B 168 mm 6 62 in Depth C 87 mm 3 43 in A C B Top Bottom Side Side ...

Page 11: ...elow To install your base unit on the DIN rail 1 Mount your DIN rail Make sure that the placement of the base unit on the DIN rail meets the recommended spacing requirements see Controller Spacing on page 10 Refer to the mounting template from the inside back cover of this document 2 Hook the top slot over the DIN rail 3 While pressing the base unit down against the top of the rail snap the bottom...

Page 12: ... the DIN rail 1 Place a flat blade screwdriver in the DIN rail latch at the bottom of the base unit 2 Holding the base unit pry downward on the latch until the latch locks in the open position This releases the base unit from the DIN rail Using Mounting Screws Mount to panel using 8 or M4 screws Mounting Template ...

Page 13: ...lock Layout 1764 24AWA 1764 28BXB 1764 24BWA 24V DC COM 0 I 1 I 0 I 3 I 2 I 4 DC COM 1 I 6 I 5 DC COM 2 I 7 I 9 I 8 I 11 I 10 DC POWER OUT 24BWA COM VAC VDC 0 85 265 VAC O 5 VAC VDC 1 VAC VDC 2 VAC VDC 4 O 7 O 8 O 10 O 4 O 1 O 0 O 2 O 6 O 9 O 11 VAC VDC 5 24BWA VAC VDC 3 O 3 L2 AC COM 0 I 1 I 0 I 3 I 2 I 4 AC COM 1 I 6 I 5 AC COM 2 I 7 I 9 I 8 I 11 I 10 24AWA NOT USED NOT USED 85 265 VAC O 5 VAC V...

Page 14: ...erminal screw making sure the pressure plate secures the wire Table 8 Wire Type Recommendation Wire Type Wire Size 2 wire maximum per terminal screw Solid Cu 90 C 194 F 14 to 22 AWG Stranded Cu 90 C 194 F 14 to 22 AWG ATTENTION Be careful when stripping wires Wire fragments that fall into the controller could cause damage Once wiring is complete be sure the base unit is free of all metal fragments...

Page 15: ...ll flat blade screwdriver to pry the finger safe cover from the terminal blocks then loosen the terminal screw Surge Suppression ATTENTION Inductive load devices such as motor starters and solenoids require the use of some type of surge suppression to protect the controller output Switching inductive loads without surge suppression can significantly reduce the lifetime of relay contacts or damage ...

Page 16: ...ound bus prior to connecting any devices Use AWG 14 wire This connection must be made for safety purposes You must also provide an acceptable grounding path for each device in your application For more information on proper grounding guidelines see the Industrial Automation Wiring and Grounding Guidelines publication 1770 4 1 ATTENTION All devices connected to the RS 232 channel must be referenced...

Page 17: ...non condensing Vibration Operating 10 to 500 Hz 5G 0 015 in peak to peak Relay Operation 2G Shock without Data Access Tool installed Operating 30G panel mounted 15G DIN Rail mounted Relay Operation 7 5G panel mounted 5G DIN Rail mounted Non Operating 40G panel mounted 30G DIN Rail mounted Shock with Data Access Tool installed Operating 20G panel mounted 15g DIN Rail mounted Relay Operation 7 5G pa...

Page 18: ...2 0 mA at 30V dc Off State Leakage Current 2 5 mA minimum 1 5 mA minimum Nominal Impedance 12k ohms at 50 Hz 10k ohms at 60 Hz 3 3k ohms 2 7k ohms Inrush Current max at 120V ac 250 mA Not Applicable Not Applicable Table 11 Output Specifications Specification 1764 24AWA BWA 1764 28BXB Current per Common 8A 8A Current per Controller at 150V Maximum 24A 18A at 240V Maximum 20A 18A Table 12 Relay Cont...

Page 19: ...ser Supply Voltage minimum 20 4V dc 20 4V dc maximum 26 4V dc 26 4V dc On State Voltage Drop at maximum load current 1V dc Not Applicable at maximum surge current 2 5V dc Not Applicable Current Rating per Point maximum load 1A at 55 C 131 F 1 5A at 30 C 86 F 100 mA minimum load 1 0 mA 10 mA maximum leakage 1 0 mA 1 0 mA Surge Current per Point peak current 4 0A Not Applicable maximum surge duratio...

Page 20: ...50V Working Voltage IEC Class 2 reinforced insulation Specification 1764 24BWA Power Supply Input to Backplane Isolation Verified by one of the following dielectric tests 1836V ac for 1 second or 2596V dc for 1 second 265V Working Voltage IEC Class 2 reinforced insulation Power Supply User 24V Output to Backplane Isolation Verified by one of the following dielectric tests 600V ac for 1 second or 8...

Page 21: ...ied by one of the following dielectric tests 1200V ac for 1 second or 1697V dc for 1 second 75V dc Working Voltage IEC Class 2 reinforced insulation Relay Output Group to Backplane Isolation Verified by one of the following dielectric tests 1836V ac for 1 second or 2596V dc for 1 second 265V Working Voltage IEC Class 2 reinforced insulation Relay Output Group to Relay and FET Output Group Isolatio...

Page 22: ...22 MicroLogix 1500 Programmable Controller Base Units Publication 1764 IN001B EN P Notes ...

Page 23: ...MicroLogix 1500 Programmable Controller Base Units 23 Publication 1764 IN001B EN P Notes ...

Page 24: ...24 MicroLogix 1500 Programmable Controller Base Units Publication 1764 IN001B EN P Notes ...

Page 25: ...MicroLogix 1500 Programmable Controller Base Units 25 Publication 1764 IN001B EN P Notes ...

Page 26: ...ea central del riel DIN Linea centrale della guida DIN linha de centro do trilho DIN 122 mm 4 813 in 132 mm 5 19 in 38 mm 1 49 in 35 mm 1 37 in Base Unit Unité de base Grundeinheiten Unità di base Unidad Base Unidades Base Expansion I O d extension d E S E A Erweiterungsmodule l espansione dei moduli I O de expansión de E S de expansão de E S ...

Page 27: ...le within the first 24 hours of installation please review the information that s contained in this manual You can also contact a special Customer Support number for initial help in getting your module up and running New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility However if your pr...

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