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1. 1746 1 8 1746 1V16 ITV16 24V dc SOURCING 24V dc SOURCING DC 0 ToS INO METER 1 gt gt 5 mi 152 ons o N4 L wu E 7 5 5 24Vd T lt 24V dc 2 ert lt IN4 rhe 10 N9 e 4 QQ INS A EVER ING mecs U lt lt S gt N7 7 Xe gt DC Y voc DC Yo VDC 7 2 We VDC CONNECTED N INTERNALLY INTERNALLY PLC Figure 12 Wiring Diagram 1746 1616 1746 1016 UN TTL INPUT Low True DC c 506 INO 5 27 1 e oe N3 2 277 3 4 1 INS 4 zT z L 5 6 43 oe M N7 6 7 8 oe 45V de 11 oe 4 IN11 12 27 13 IN12 oe CN IN 13 14 15 IN14 es a o N15 16 7 N 17 pc com Y DC sic 7 PLC Em Publication 1746 005 05 Output Modules ac Figure 13 Wiring Diagrams 1746 OA8 OA16 1746 OA8 C 100 to 240V ac TRIAC OUTPUT b L1 X OUTO A 100 240V OUT2 m ON OUT3 CR Y MC2 L1 OUT 4 me 100 240V ac OUT6 gj OUT7 CR 12 J Discrete I O Modules 100 240V 1746 OA16 100 to 2
2. 100420Vac T gt L2 AC COM L2 1746 IA16 100 120V ac N L1 I eo IN0 SS o 1 E N2 TU CSS BINS A 3 7 lt 4 N5 bo e 5 Mp 100 120V ac SS L e e IN8 7 j ES MUT SS 1 goal IN12 13 p I 14 3 acil lt IN14 15 lt 16 IN 15 amp Y 17 12 CC accom COMMONS CONNECTED SLC INTERNALLY acl Publication 1746 INOO05A US P 44 Discrete Modules Figure 8 Wiring Diagrams 1746 8 IM16 d 1746IM4 1746 IM8 200 240V ac 200 240V ac USED T SES INO USED r lt 1 USED we N2 USED E e us po N1 N5 200 240V ac 7 5 9 IN3 ie IN7 L2 AC COM 2 7 AC com COMMONS accom CONNECTED C INTERNALLY a 1746 IM16 200 240V ac L1 1 7 7 1 2 IN3 5 ES 42 3 2 4 200 240 TS N7 IN8 2 eb CM 7 SS L so mnaqa 13 SSS MP a Nis 7 e 7 lt 146 IN15 5 127 ACCOM 208 CL CL
3. DC 3 1746 OV16 OVP16 10 to 50V dc OR 20 4 to 26 4V dc TRANSISTOR OUTPUT SINKING DC 4 0070 0 J OUT1 1 2 e OUT3 2 3 OUT4 L s 10 50V dc OV16 cA l 4 Vd OVP AB 204 065 7 OUT8 0019 10 fouro lt 4 OUT i1 12 13 00 12 4 OU 17 N 2 MEI 15 16 CR CH 4 lt 17 Y DC COM DC SLC 78 PLC Publication 1746 005 05 Figure 18 Wiring Diagrams 1746 OG16 Discrete I O Modules 51 E 1746 0016 TTL OUTPUT Low True DC voc OUTO L lt O lege o L j e ours LA 5 4 O TELA 08 4 lt 10 OUT 10 i 12 43 OUT 12 4 OUT 13 14 15 OUT 14 FON OUT 15 1 NU ea DC COM SLC PLQ Publication 1746 INO05A US P Relay Contact Output Modules Figure 19 Wiring Diagrams 1746 OW4 OW8 OW16 VAC VDC LE M L1 or DC L1 or DC OUTO s or V ac dc and A Vade OUT2 OUT2 O OUTS L2 or DC
4. uu INO eX IN 1 100 120V USED NOT USED 2 4 COM 1746 108 100 120V INPUT RELAY VAC VDC or DC OUTO am V ac dc OUT2 eR OUT3 L2 or DC INO Lis 1 100 120 IN2 IN3 Publication 1746 005 05 Figure 22 Wiring Diagram 1746 1O12 1746 1012 100 120V ac INPUT RELAY Figure 23 Wiring Diagram 1746 10120 L1 or DC VAC VDC A OUTO V ac dc OTS oura 1 ig L2or DC Y L1 NOT Use Jno zo o Nt d is IN2 27 4 100 20Vac 775 9147 154 N5 TA ST NOT USED wy USED Ac com 1746 1012DC 24V de INPUT RELAY OUTPUT L1 or OOS Nus 1 7 ac dc OTS OUTS USED L2 or DC Y DC NOT USD Jno 2 o Nt D ONSE 10 30V do 7 lt e 3 IN4 INS T NOT Nor USED USED po Y DC COM Discrete I O Modules 55 Publication 1746 INOO05A US P PLC is a registered trademark of Rockwell Automation SLC 500 SLC 5 01 SLC 5 02 SLC 5 03 SLC 5 04 and SLC 5 05 are trademarks of Rockwell Automation Reach us now at www rockwellautomation com Whereve
5. t L2or DC USED vacvoc Lt or DC nen OUT4 pus ours Vacldc USED OUT6 pue OUT7 9 L2 or DC L1 or DC 1 OUT 1 0 1 OUT2 OUT3 2 V ac dc 00 4 cr 0015 4 CR lt 5 OUT6 cr OUT7 6 oe CR rd 7 L2 or DC L1 or DC VAC VDC OUT 9 2 4 0 8 10 OUT 1 OUT 13 12 V acide CR 15 OUT 127 outis 4 17 OUT 14 fae SLC REO L2 or DC Publication 1746 005 05 Discrete I O Modules 53 Figure 20 Wiring Diagram 1746 OX8 1746 OX8 CHANNEL TO CHANEL ISOLATED RELAY vsoLt wae ype OUT 0 CR 5012 vst Lt 04000 our 1 L VS1 L2 VAOXDC 5 Jore pex TETT VS2 DC COM vs3vDe 3 urs I r VS3 DC COM NOT USED NOT vacvoc SED 74 OUT 4 VS4 L2 VAC VDC 5 OUT 5 VS5 L2 VAC VDC 6 OUT 6 dl m VS6 DC COM VS7 VDC 6 N VS7 DC Publication 1746 IN005A US P 54 Discrete Modules Input Output Combination Modules Figure 21 Wiring Diagram 1746 104 8 1746 104 100 120V ac INPUT RELAY VAC VDC L1 or DC LJ OUTO V Vaclde OUT 1 Y L2 or DC NOT USED NOT USED
6. overload conditions an external mechanical fuse can be used to open the circuit when overloaded Short Circuit Overload Current Diagnostics If a short circuit or overload current condition occurs on an output channel 1 The E Fuse LED will illuminate provided that power is applied to the module Power required 5V dc via backplane and load power via an external supply All other channels continue to operate as directed by the CPU processor module Recovery From Channel Shutdown 1 Remove the SLC 500 system power and correct the conditions causing the short circuit or overload current condition Restore the SLC 500 system power The module automatically resets and resumes control of the output channel and associated load Publication 1746 IN005A US P 42 Discrete Modules Wiring Diagrams The wiring diagrams in these installation instructions are examples only It is not necessary to connect an I O device to each and every I O module terminal Labeling for SLC PLC Systems In this document 16 point I O module wiring diagrams include both decimal and octal numbers for I O addressing and wire identification see figure below To wire your 16 point I O module when used in a SLC system use the decimal numbers in the upper left portion of each box When used in a PLC system use the octal numbers in the lower right portion of the box As shipped from the factory the I O module has a decimal address label on the i
7. stop under the following conditions The output module fuse blows due to a short circuit JPl is set to the Processor Faults position pins 2 and 3 connected If the above conditions occur the following procedures should be used for recovery Follow fuse replacement procedures shown on page 39 Clear the processor major fault bit S 1 13 Bo Clear processor status file S 6 major error code optional 4 Return processor to Run Mode For additional information on processor fault codes and clearing processor fault bits refer to the following user manuals Your programming device s reference manual e HHT User Manual publication 1747 NP002 Chapter 28 Troubleshooting Fault Chapter 29 Understanding the Fault Routine Replacement Fuse Recommendations Use the following replacement fuses 1746 OBP16 OVP16 Littelfuse 322010 10A This fuse is required to maintain UL CSA rating Replacement Fuse Kit is catalog number 1746 F8 5 fuses per kit 1746 OAP12 Use SAN O HQ 6 3A for replacement This fuse is required to maintain UL CSA rating Replacement Fuse Kit is catalog number 1746 F9 5 fuses per kit Publication 1746 005 05 Discrete I O Modules 39 Fuse Replacement Procedure To replace a blown fuse ATTENTION Never install remove or wire modules with power applied to chassis 1 Remove SLC 500 system power and correct the conditions causing the short circuit 2 Remove the output
8. 40V ac TRIAC OUTPUT VAC 1 OUTO OUT 1 0 1 OUT2 OUT3 2 3 OUT4 cr OUTS 4 L 50016 fos 0077 8 OR CE L1 100 240V ac 47 Publication 1746 INOO05A US P 48 Discrete Modules Figure 14 Wiring Diagram 1746 OAP1 2 a 1746 OAP12 100 to 240V ac HIGH CURRENT TRIAC OUTPUT COMMONS Liz une CONNECTED p w wer INTERNALLY OUT 3 0 3 100240Vac uy 277 5loun US A NOT USED L2 r L OUT7 ZA OUT 9 Pure CR PET 100 240 OUT 11 131007110 Cr VAC 2 12 VAC2 L1 sic COMMONS CONNECTED INTERNALLY E Output Modules dc Figure 15 Wiring Diagrams 1746 OBGEI 7 1746 10 30V dc TRANSISTOR OUTPUT SOURCING CHANNEL TO CHANNEL ISOLATED DC voc 1 A DC 10 30V dey our 4 Y 2771979 10 30V dc DC T COM1 00 ro i Y DC voc 3 VDC2 4DC 10 30V doy ours A Y gp 9 10 30V dc DC COM3 po Y COM2 DC 4DO 74 x VDC4 10 30V ours 1 Y p OUTS 10 30V dc DC COMS 55 1 Y COM4 Publ
9. AccoM COMMONS CONNECTED C INTERNALLY Publication 1746 005 05 Input Modules dc Figure 9 Wiring Diagram 1746 IN16 Discrete I O Modules 1 746 IN16 24V ac dc SINKING or DC A INO IN2 V acide IN8 IN 10 L2 or DC Y COMMONS lt CONNECTED 121 14 IN 13 soo N 7 Z 36 15 AC DC COM AC DC 274 INTERNALLY Figure 10 Wiring Diagram 1746 IB8 16 ITB16 16 16 a 1746 IB8 E 1746 IB16 ITB16 1746 IC16 1746 IH16 24V dc SINKING 24V dc SINKING 48 dc SINKING 125V dc SINKING DC x DC No 4 ME EM DO LE 1 poe IB16 ITB16 m 9 N 48V dc gt IN 6 24V de 5 C16 D o IN8 lt _ 125V dc INS 6 wu M SS N6 Tow que REO 7 DC COM DC 406 COMMONS DC COM 0 COMMONS CONNECTED C CONNECTED sc Z 45 Publication 1746 IN005A US P 46 Discrete I O Modules Figure 11 Wiring Diagram 1746 IV8 IV16 ITV16
10. MANUFACTURER DATA SHEET Discrete I O Manufacturer Allen Bradley Rockwell Model Number 1746 Series See www geomartin com for additional PDF datasheets Martin Part Number VendorPartNumber E 014624 02 1746 1A8 AC Input 8 Point 014624 03 AB 1746 IOA16 AC Output 16 Point PDF File Doc 000003 Cover pdf This page is intentionally left blank Rockwell Automation Discrete I O Modules Catalog Number 1746 Series Installation Instructions Input Module Catalog Numbers 1746 IA8 16 IB8 IB16 16 IG16 IH16 IM4 8 IM16 IN16 ITB16 ITV16 IV8 IV16 Output Module Catalog Numbers 1746 OA8 16 OAP12 OB8 OBGEI OB16 OB16E OBP8 OBP16 OG16 OV8 OV16 OVP16 OW4 OW8 OW16 OX8 Combination Input Output Module Catalog Numbers 1746 104 IO8 1012 IO12DC Publication 1746 005 05 2 Discrete I O Modules Important User Information Because of the variety of uses for the products described in this publication those responsible for the application and use of this control equipment must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements including any applicable laws regulations codes and standards The illustrations charts sample programs and layout examples shown in this guide are intended solely for purposes of
11. example Since there are many variables and requirements associated with any particular installation Allen Bradley does not assume responsibility or liability to include intellectual property liability for actual use based upon the examples shown in this publication Allen Bradley publication SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Allen Bradley office describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyrighted publication in whole or in part without written permission of Allen Bradley Company Inc is prohibited Throughout these installation instructions we use notes to make you aware of safety considerations ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Attention statements help you to identify a hazard avoid the hazard recognize the consequences IMPORTANT Identifies information that is critical for successful application and understanding of the product Publication 1746 005 05 This page is intentionally left blank 38 Discrete Modules Recovery From Blown Fuse Processor Fault Processor Shutdown Processor operation will
12. ication 1746 IN005A US P Discrete I O Modules 49 Figure 16 Wiring Diagrams 1746 OB8 OBP8 OB16 OB16E OBP16 1746 OB8 UN 1746 OBP8 7 10 to 50V dc Transistor Output Sourcing 20 4 to 26 4V dc Transistor Output Sourcing DC LA OUTO DC DC cr OUT1 LA OUT2 OUTO cr OUT3 4 20 4 26 4V dc M OUT 1 NC NC OUT2 NC ours 7 10 50 dc 0074 NC OUTS 08 OUT 6 DC 4 02 7 f OUT7 OUT5 x Y 20 4 26 4V de ours COM DC CR OUT7 nc come 1746 OB16 1746 OB16E OBP16 7 10 to 50V 10 to 30V 20 4 to 26 4V dc EP Transistor Output Sourcing PLC DC we OUTO 9 71 OUT1 0 2 4 2 2 OUT4 OUTS o s OUTS 4 6 10 50V e 07 Gora 7 aA 10 30V dc OB16E d 4 outs lt tj 20 4 26 4V dc OBP16 OUT 10 0c Y Publication 1746 IN005A US P 50 Discrete Modules Figure 17 Wiring Diagrams 1746 OV8 OV16 OVP16 rd 1746 OV8 10 to 50V dc TRANSISTOR OUTPUT SINKING we OUT 0 av OUT1 OUT 2 OUT 3 10 50V de OUT 4 CR OUTS CR OUT6 00911 OUT7 CR DC COM
13. its thermal cut out temperature has been reached All other channels continue to operate as directed by the CPU processor module IMPORTANT The modules do not provide protection against reverse polarity wiring or wiring to AC power sources Electronic protection is not intended to replace fuses circuit breakers or other code required wiring protection devices OUTPUT Ey Er EY Eu 5889 p EFUSELED rj rcr U s E Note There is no jumper Front View setting on this module Publication 1746 005 05 Discrete Modules 41 Auto Reset Operation IMPORTANT The 1746 OB6EI and OB16E perform auto reset under overload conditions When an output channel overload occurs as described on page 40 that channel will limit current within milliseconds after its thermal cut out temperature has been reached While in current limit the output channel can cool below the thermal cut out temperature allowing the module to auto reset and resume control of the output channel as directed by the processor until the thermal cut out temperature is again reached Removing power from an overloaded output channel would also allow the output channel to cool below the thermal cut out temperature allowing auto reset to occur when power is restored The output channel would operate as directed by the processor until the thermal cut out temperature is again reached To avoid auto reset of an output channel under
14. module from the chassis 3 Remove the fuse e 1746 OBP16 OVP16 Use a wide tipped slotted head screw driver to remove the blown fuse Slide the screw driver tip under the fuse and use a twisting motion to pry the fuse from the fuse clip Use care so that the printed circuit board and surrounding electronics are not damaged 1746 OAP12 A fuse holder is provided with each fuse Simply grasp the fuse holder with needle nose pliers or your fingers and pull it out 4 Replace the fuse e 1746 OBP16 OVP16 Center the replacement fuse over the fuse clip and press down If a tool is used to press the fuse in place apply pressure to the metal end caps only not the center of the fuse 1746 OAP12 Insert a new fuse into the fuse holder align fuse holder on fuse clips and press down 5 Replace the output module in the chassis 6 Restore SLC 500 system power Clear processor fault bits as indicated in the steps provided on page 38 Publication 1746 005 05 40 Discrete Modules Electronically Protected Modules 1746 and OB16E Electronic Protection The electronic protection of the 1746 OB6EI and OB16E has been designed to provide protection for the modules from short circuit and overload current conditions The protection is based on a thermal cut out principle In the event of a short circuit or overload current condition on an output channel that channel will limit current within milliseconds after
15. nside of its door An octal label kit should be included with your 16 point I O modules or a separate octal conversion kit can be ordered to allow you to convert your module to the octal system IMPORTANT Ensure the octal labels are used with your PLC system Directions on how to install the labels are included with the kit and on page 30 of this document Figure 6 Decimal and Octal Labeling for 16 Point I O Modules 1746 16 100 120V L1 INO For SLC decimal C N1 i uico 1 2 e 4 gt 3 r ey 4 5 fi IN 14 1 3 K e EN 100 120V ac SS L el M 16 INS 7 Du v BL SS 7 10 N9 07 SS PARUM IN 11 a A pu fe Seo 13 P For PLC octal UE REL INT mi s Sy IN14 15 C Tb 46 pos oes L27 AC COM 14 COMMONS CONNECTED SLC INTERNALLY PLC Publication 1746 IN005A US P Discrete I O Modules 43 Input Modules ac Figure 7 Wiring Diagrams 1746 8 1A16 E 100 120 USED TOO INO USED OSEE N1 USED SS IN2 NOT 2 e USED IN3 100 120V ac OW NO T oT N1 PSS IN5 N2 T C me N3 Y AC COM COMMONS accou a INTERNALLY a
16. r you need us Rockwell Automation brings together leading brands in industrial automation including Allen Bradley controls Reliance Electric power transmission products Dodge mechanical power transmission components and Rockwell Software Rockwell Automation s unique flexible approach to helping customers achieve a competitive advantage is supported by thousands of authorized partners distributors and system integrators around the world Allen Bradley Anes Americas Headquarters 1201 South Second Street Milwaukee WI 53204 USA Tel 1 414 382 2000 Fax 1 414 382 4444 uvm R k Il European Headquarters SA NV avenue Herrmann Debroux 46 1160 Brussels Belgium Tel 32 2 663 06 00 Fax 32 2 663 06 40 oc we Asia Pacific Headquarters 27 F Citicorp Centre 18 Whitfield Road Causeway Bay Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Automation Publication 1746 INO05A US P January 2000 40071 079 01 A Publication 1746 5 3 March 2000 Rockwell International All Rights Reserved

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