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Installation Instructions

FLEX I/O AC Digital Input Modules

Catalog numbers 1794-IA8, 1794-IA8I, 1794-IA16

Table of Contents

Topic

Page

Important User Information

Environment and Enclosure

Preventing Electrostatic Discharge

North American Hazardous Location Approval

Installing Your AC Digital Input Module

Configuring Your AC Input Module

Specifications

Содержание Allen-Bradley 1794-IA16

Страница 1: ...8 1794 IA8I 1794 IA16 Table of Contents Topic Page Important User Information 2 Environment and Enclosure 3 Preventing Electrostatic Discharge 3 North American Hazardous Location Approval 4 Installing Your AC Digital Input Module 6 Configuring Your AC Input Module 14 Specifications 16 ...

Страница 2: ...tallation Rockwell Automation Inc cannot assume responsibility or liability for actual use based on the examples and diagrams No patent liability is assumed by Rockwell Automation Inc with respect to use of information circuits equipment or software described in this manual Reproduction of the contents of this manual in whole or in part without written permission of Rockwell Automation Inc is proh...

Страница 3: ...event personal injury resulting from accessibility to live parts The interior of the enclosure must be accessible only by the use of a tool Subsequent sections of this publication may contain additional information regarding specific enclosure type ratings that are required to comply with certain product safety certifications In addition to this publication see Industrial Automation Wiring and Gro...

Страница 4: ... sont combinés dans un système le code de température le plus défavorable code de température le plus faible peut être utilisé pour déterminer le code de température global du système Les combinaisons d équipements dans le système sont sujettes à inspection par les autorités locales qualifiées au moment de l installation EXPLOSION HAZARD Do not disconnect equipment unless power has been removed or...

Страница 5: ...can result in improper or intermittent grounding WARNING If you insert or remove the module while backplane power is on an electrical arc can occur This could cause an explosion in hazardous location installations Be sure that power is removed or the area is nonhazardous before proceeding WARNING If you connect or disconnect wiring while the field side power is on an electrical arc can occur This ...

Страница 6: ...tor 3 is pushed all the way to the left to connect with the neighboring terminal base adapter You cannot install the module unless the connector is fully extended Description Description 1 Keyswitch 5 Alignment bar 2 Terminal base 6 Groove 3 Flexbus connector 7 Latching mechanism 4 Module ATTENTION During mounting of all devices be sure that all debris metal chips wire strands etc is kept from fal...

Страница 7: ...ed in the Wiring Connections for 1794 IA8 table 2 For 1794 TB2 Connect the associated 120V AC power lead L1 of the input device to the corresponding odd numbered terminals on the 0 15 row A for each input as indicated in the Wiring Connections for 1794 IA8 table The odd numbered terminals on row A are internally connected to 120VAC L1 For 1794 TB3 or 1794 TB3S Connect the associated 120V AC power ...

Страница 8: ... to terminal 16 on the next base unit Wiring Connections for 1794 IA8 1794 TB2 1794 TB3 1794 TB3S 1794 TBN Input Input Terminal 120V AC Supply Input Terminal 120V AC Supply Input 0 A 0 A 1 1 C 35 1 A 1 3 5 7 9 11 13 and 15 on the 1794 TB2 1794 TB3 and 1794 TB3S are internally connected in the module to 120V AC L1 B 0 C 1 2 2 C 1 3 5 7 9 11 13 and 15 on the 1794 TBN are internally connected in the ...

Страница 9: ...ated in the Terminal Base Wiring for 1794 IA16 table 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 34 Inputs Commons 1794 TB3 shown L2 L1 Voltage A B C L2 Connect 120V AC L1 power to terminal C 34 Connect 120V AC common L2 to terminal B 16 Use B 33 and C 51 for daisychaining to the next terminal base u...

Страница 10: ...the 16 33 row B 5 If daisychaining power to the next terminal base connect a jumper from terminal 51 120V AC L1 on this base unit to terminal 34 on the next base unit 6 If continuing AC common to the next base unit connect a jumper from terminal 33 120V common L2 on this base unit to terminal 16 on the next base unit Terminal Base Wiring for 1794 IA16 Input Input Terminal 1794 TB3 1794 TB3S Input ...

Страница 11: ...ons for 1794 IA8I table For 1794 TBN Connect the associated 120V AC common lead L2 of the isolated supply to the corresponding odd numbered terminal 1 15 on the 34 51 row C as indicated in the Wiring Connections for 1794 IA8I table Input 15 A 15 C 15 C 50 120V AC L1 Power terminals C 34 to C 51 C 34 and C 51 on 1794 TBN are internally connected together Connect 120V AC L1 to C 34 120V AC L2 Common...

Страница 12: ... A 13 B 12 C 13 Input 7 A 14 A 15 B 14 C 15 A Even numbered terminals 0 14 for customer connections corresponding odd numbered 120V AC common L2 terminals 1 15 for customer connections from isolated power supply B Even numbered terminals 0 14 for customer connections C Odd numbered 120V AC common L2 terminals 1 15 for customer connections from isolated power supply 17 18 19 20 21 22 23 24 25 26 27...

Страница 13: ...rminal Base Wiring for 1794 IA8I 16 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 51 33 34 B C Even Numbered I O Terminals 0 thru 14 Odd Numbered I O Terminals 1 thru 15 1794 TBN shown Connect Inputs to even numbered terminals on row B L2 120V AC common Connect to odd numbered terminals on row C ...

Страница 14: ...A8I Modules Dec 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Oct 17 16 15 14 13 12 11 10 7 6 5 4 3 2 1 0 Read I7 I6 I5 I4 I3 I2 I1 I0 Write Not used set to 0 Filter Time FT 0 7 Where I Input FT Input filter time Image Table Memory Map for the 1794 IA16 Module Dec 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Oct 17 16 15 14 13 12 11 10 7 6 5 4 3 2 1 0 Read 1 I15 I14 I13 I12 I11 I10 I9 I8 I7 I6 I5 I4 I3 I2 I1 I0 ...

Страница 15: ...f Off to On On to Off Off to On On to Off 05 04 03 Filter Time inputs 12 15 0 0 0 Filter Time 0 Default 256 μs 8 4 26 4 8 4 26 4 7 5 26 5 0 0 1 Filter Time 1 512 μs 8 6 26 6 8 6 26 6 8 27 0 1 0 Filter Time 2 1 ms 9 27 9 27 9 28 0 1 1 Filter Time 3 2 ms 10 28 10 28 10 29 1 0 1 Filter Time 4 4 ms 12 30 12 30 12 31 1 0 1 Filter Time 5 8 ms 16 34 16 34 16 35 1 1 0 Filter Time 6 16 ms 24 42 24 42 24 5 ...

Страница 16: ... Off state voltage max 43V AC Off state current min 2 9 mA Nominal input impedance 10 6 kΩ Nominal input current 12 mA 120V AC Isolation voltage 120V continuous Basic Insulation Type Type tested 1250V AC for 60 s between field side and system No isolation between individual channels 120V continuous Basic Insulation Type Type tested 1240V AC for 60 s between field side and system Isolation between ...

Страница 17: ...r dissipation max 6 4 W 132V AC Thermal dissipation max 21 8 BTU hr 132V AC 1 AC inputs compatible with proximity switches with leakage ratings of Ileak 2 5 mA and Ion minimum 5 mA 2 Auxiliary terminal strips are required when using the 1794 TBN General Specifications Attribute Value Terminal base screw torque Determined by installed terminal base Dimensions approx H x W x D 94 x 94 x 69 mm 3 7 x ...

Страница 18: ...ating Cold IEC 60068 2 2 Test Bb Unpackaged Non operating Dry Heat IEC 60068 2 14 Test Na Unpackaged Non operating Thermal Shock 40 85 C 40 185 F Relative humidity IEC 60068 2 30 Test Db Unpackaged Damp Heat 5 95 non condensing Vibration IEC60068 2 6 Test Fc Operating 5 g 10 500 Hz Shock operating IEC60068 2 27 Test Ea Unpackaged shock 30 g Shock nonoperating IEC60068 2 27 Test Ea Unpackaged shock...

Страница 19: ...ardous Locations See CSA File LR69960C 1794 IA8 1794 IA8I See CSA File LR93701 1794 IA16 CE European Union 2004 108 EC EMC Directive compliant with EN 61326 1 Meas Control Lab Industrial Requirements EN 61000 6 2 Industrial Immunity EN 61000 6 4 Industrial Emissions EN 61131 2 Programmable Controllers Clause 8 Zone A B European Union 2006 95 EC LVD compliant with EN 61131 2 Programmable Controller...

Страница 20: ...y operational when shipped from the manufacturing facility However if your product is not functioning and needs to be returned follow these procedures Documentation Feedback Your comments will help us serve your documentation needs better If you have any suggestions on how to improve this document complete this form publication RA DU002 available at http www rockwellautomation com literature Unite...

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