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Allen-Bradley - Rockwell Automation SLC 500 System

Series Prefix : 1746, 1747

With hundreds of thousands of installed systems worldwide, the Allen-Bradley - Rockwell Automation SLC 500 system is the center of many industrial PLC applications. Hundreds of I/O and processor options make this one of the most versatile PLC platforms in the industry.

Qualitrol International provides quality remanufactured Allen-Bradley / Rockwell Automation SLC 500 parts, including 1746 I/O modules, 1747 Processors and Intelligent modules, and all of the racks and power supplies to complete your SLC 500 system.

Remanufactured SLC 500 parts from Qualitrol are a smart and cost-effective alternative to new. Each of SLC 500 parts undergoes our quality testing and assurance process to guarantee that the SLC 500 part you buy from Qualitrol works the first time and works for years to come. Learn more about our remanufacturing process that set us apart from everyday surplus SLC 500 parts providers.

We also repair any Allen-Bradley SLC 500 part in house with fast turnaround - call our PLC Repair Hotline today at 1-800-784-9385 or email us at repairs@qualitrol.com.

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The 1746-NR8 is a RTD/Resistance analog input module that contains 8 inputs. Backplance current load of 1746NR8 is 100mA at 5V DC or 55mA at 24V DC. This analog input module has a resolution (bits), max. of 16 bits and a step response at 95% of 1.47...120ms. The bandwidth of this input module is 7.80...1677Hz.
The 1746-NT4 is a Thermocouple/mV analog input module that contains 4 inputs (B, E, J, K, N, R, S, T, Thermocouple and -+50mV or -+100mV). Backplance current load of 1746NT4 is 60mA at 5V DC or 40mA at 24V DC. This analog input module has a resolution (bits), max. of 16 bits and a step response at 95% of 12...300ms. The bandwidth of this input module is 2.62...65.5Hz.
The 1746-NT8 is a Thermocouple/mV analog input module that contains 8 inputs (B, E, J, K, N, R, S, T, Thermocouple and -+50mV or -+100mV). Backplance current load of 1746NT8 is 120mA at 5V DC or 70mA at 24V DC. This analog input module has a resolution (bits), max. of 16 bits and a step response at 95% of 400ms. The bandwidth of this input module is 10...250Hz.
The 1746-OA16 is a general-purpose 120/240V AC digital output module that contains 16 outputs. Operating voltage for 1746OA16 is 85...265V AC. Backplane current load is 370mA at 5V.
The 1746-OA8 is a general-purpose 120/240V AC digital output module that contains 8 outputs. Operating voltage for 1746OA8 is 85...265V AC. Backplane current load is 185mA at 5V.
The 1746-OAP12 is a high-current 120/240V digital AC output module (6 outputs per common; fused commons protect module) that contains 12 outputs. Operating voltage for 1746OAP12 is 85...265V AC. Backplane current load is 370mA at 5V.
The 1746-OB16 is a general-purpose digital DC output module that contains 16 outputs. Operating voltage for 1746OB16 is 10...50V DC. Backplane current load is 280mA at 5V.
The 1746-OB16E contains 16 electronically fused DC outputs that automatically reset. Operating voltage for 1746OB16E is 10...30V DC. Backplane current load is 135mA at 5V. 
The 1746-OB32 contains 32 high-density low-current DC outputs. Operating voltage for 1746OB32 is 5...50V DC source. Backplane current load is 190mA at 5V. 
The 1746-OB32E is a digital DC output module that contains 32 electronically fused outputs that automatically reset. Operating voltage for 1746OB32E is 10...32V DC. Backplane current load is 190mA at 5V.
The 1746-OB6EI is a digital DC output module that contains 6 individually isolated electronically fused DC outputs that automatically reset. Operating voltage for 1746OB6EI is 10...30V DC. Backplane current load is 46mA at 5V.
The 1746-OB8 is a general-purpose digital DC output module that contains 8 outputs. Operating voltage for 1746OB8 is 10...50V DC. Backplane current load is 135mA at 5V.
The 1746-OBP16 is a high-current DC source output module that contains 16 outputs. Operating voltage for 1746OBP16 is 20.4...26.4V DC source. Backplane current load is 250mA at 5V. 
The 1746-OBP8 digital output module contains 8 high-current DC source outputs. Operating voltage for 1746OBP8 is 20.4...26.4V DC. Backplane current load is 135mA at 5V. 
The application for 1746-OG16 digital DC output module is TTL loads; sink-load display devices. 1746OG16 contains 16 outputs. Operating voltage is 5V DC sink. Backplane current load is 180mA 5V.
The application for 1746-OV16 is general-purpose DC outputs. Operating voltage for 1746OV16 is 10...50V DC sink. Backplane current load is 270mA at 5V. 1746-OV16 houses 16 outputs.
The 1746-OV32 is a digital DC output module that contains 32 high-density low-current DC outputs. Operating voltage for 1746OV32 is 5...50V DC sink. Backplane current load is 190mA at 5V.
The 1746-OV8 is a digital DC output module that contains 8 general-purpose DC outputs. Operating voltage for 1746OV8 is 10...50V DC sink. Backplane current load is 135mA at 5V.
The 1746-OVP16 is a digital DC output module that contains 16 high-current DC sink outputs, fused common. Operating voltage for 1746OVP16 is 20.4...26.4V DC sink. Backplane current load is 250mA at 5V.
The 1746-OW16 is a digital contact output module that contains 16 (2 sets of 8) relay contact outputs; 8 outputs per common. Operating voltage for 1746OW16 is 5...125V DC  or 5...265V AC. Backplane current load is 170mA at 5V DC or 180mA at 24V DC.
The 1746-OW4 is a digital contact output module that contains 4 relay contact outputs. Operating voltage for 1746OW4 is 5...125V DC  or 5...265V AC. Backplane current load is 45mA at 5V DC or 45mA at 24V DC.
The 1746-OW8 is a digital contact output module that contains 8 (2 sets of 4) relay contact outputs; 4 outputs per common. Operating voltage for 1746OW8 is 5...125V DC  or 5...265V AC. Backplane current load is 85mA at 5V DC or 90mA at 24V DC.
The 1746-OX8 is a digital contact output module that contains 8 individually isolated high-current  relay contact outputs. Operating voltage for 1746OX8 is 5...125V DC  or 5...265V AC. Backplane current load is 85mA at 5V DC or 90mA at 24V DC.
The 1746-P1 is a 120 or 220V AC power supply. Input voltage range varies from 85...132V AC to 170...265V AC. 1746P1 has a input power max. of 42W, inrush current max. of 20A, apparent input power max. of 69VA, and Xformer load max. of 106VA. User output current of 1746-P1 is 0.2 A at 24V DC. User output voltage range is 18...30V DC. Backplane output current is 2 A at 5V DC or 0.46 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). Its frequency is 47...63Hz. The dimensions for 1746P1 are 140 x 58 x 145mm (5.5 x 2.3 x 5.7 in.) and the weight is 0.9kg (2.0lb).
The 1746-P2 is a 120 or 220V AC power supply. Input voltage range varies from 85...132V AC to 170...265V AC. 1746P2 has a input power max. of 42W, inrush current max. of 20A, apparent input power max. of 110VA, and Xformer load max. of 175VA. User output current of 1746-P2 is 0.2 A at 24V DC. User output voltage range is 18...30V DC. Backplane output current is 5 A at 5V DC or 0.96 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). Its frequency is 47...63Hz. The dimensions for 1746P2 are 140 x 75 x 145mm (5.5 x 2.9 x 5.7 in.) and the weight is 1.1kg (2.5lb).
The 1746-P3 is a 24V DC power supply. It contains an input voltage range from 19.2...28.8V AC. 1746P3 has a input power max. of 61W, and an inrush current max. of 20A. Backplane output current is 3.6 A at 5V DC or 0.87 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). The dimensions for 1746P3 are 140 x 74 x 145mm (5.5 x 2.9 x 5.7 in.) and the weight is 1.1kg (2.5lb).
The 1746-P4 is a 120 or 220V AC power supply. Input voltage range varies from 85...132V DC to 170...265V AC. 1746P4 has a input power max. of 92W, inrush current max. of 45A, apparent input power max. of 225VA, and Xformer load max. of 230VA. User output current of 1746-P4 is 1.0 A at 24V DC. User output voltage range is 20.4...27.6V DC. Backplane output current is 10 A at 5V DC or 2.88 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). The frequency is 47...63Hz. The dimensions for 1746P4 are 140 x 110 x 145mm (5.5 x 4.3 x 5.7 in.) and the weight is 1.1kg (2.5lb).
The 1746-P5 is a 125V AC power supply. Input voltage range varies from 90...146V DC. 1746P5 has a input power max. of 85W, and an inrush current max. of 20A. User output current of 1746-P5 is 0.2 A at 24V DC. User output voltage range is 18...30V DC. Backplane output current is 5 A at 5V DC or 0.96 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). The dimensions for 1746P5 are 140 x 74 x 145mm (5.5 x 2.9 x 5.7 in.) and the weight is 0.4kg (0.8lb).
The 1746-P6 is a 48V DC power supply. Input voltage range varies from 30...60V DC. 1746P6 has a input power max. of 100W, and an inrush current max. of 20A. User output current of 1746-P6 is 0.2 A at 24V DC. User output voltage range is 18...30V DC. Backplane output current is 5 A at 5V DC or 0.96 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). The dimensions for 1746P6 are 140 x 85 x 145mm (5.5 x 3.6 x 5.7 in.) and the weight is 1.1kg (2.5lb).
The 1746-P7 is a 12 or 24V DC power supply. Input voltage range varies from 10...30V DC. 1746P7 has a input power max. of 75W at 24V or 50W at 24V, and an inrush current max. of 20A. Backplane output current with 24V input: 3.6 A at 5V DC or 0.87 A at 24V DC; with 12V input: 2 A at 5V DC or 0.46 A at 24V DC. The power supply contains two 14 AWG wires per terminal (maximum). The dimensions for 1746P7 are 140 x 85 x 145mm (5.5 x 3.6 x 5.7 in.) and the weight is 1.1kg (2.5lb).
The 1746-QS is a synchronized axis control module that contains 4 linear displacement transducers inputs and 4 analog outputs (-+10V DC). The backplace current load of 1746QS is 1000mA at 5V DC or 200mA at 24V DC. Input frequency, max. is 220 inches at 0.002-inch resolution. This module has a module update time of 2ms.
The 1746-QV is a open-loop velocity control module that contains 1 linear displacement transducers input and 1 analog outputs (0...10V DC or -+10V DC). The backplace current load of 1746QV is 215mA at 5V DC. Input frequency, max. is 160 inches at 0.01-inch resolution. This module has a module update time of 2ms.
The 1747-BSN is a Backup Scanner Module in communication with 1746 backplane SLC processor. This communication module is compatible with SLC 5/02, 5/03, 5/04, and 5/05 processors. 1747BSN scans I/O and passes retentive data between backup scanner modules to provide backup when a fault may occur. Communication port protocol for 1747BSN is the universal remote I/O scanner, high-speed serial link, and local serical link. Backplane current load for this module is 800mA at 5 V DC.
The 1747-DCM is a direct communication module in communication with the 1746 backplane SLC processor. This communication module allows for the local SLC processor to read up to 8 words of input data and write up to 8 words of output data to the scanner. Communication port protocol requires the universal remote I/O adapter. Backplane current load of 1747DCM is 360mA at 5V DC.
The 1747-KE is a DH-485/DF1 Interface Module in communication with the DH-495 port SLC Processor. The communication module interfaces the DH-485 port on an SLC 5/01, 5/02, or 5/03 processor to an RS-232 link. Communication port protocol for 1747KE is RS-232/423, -422, -485 DH-485. Backplane current load for this module is 150mA at 5V DC or 40mA at 24V DC.
The 1747-KFC15 is a ControlNet RS-232 Interface Module in communication with the RS-232 port SLC Processor. The communication module interfaces the RS-232 port on an SLC 5/03, 5/04, or 5/05 processor to a ControlNet link. Communication port protocol for 1747KFC15 is RS-232 ControlNet. Backplane current load for this module is 640mA at 5V DC.
The 1747-L511 SLC Processor contains 1K instructions of user memory, max. The number of I/O for 1747L511 is 960 absolute maximum (local). Program scan time is 8ms (typ), local analog I/O (max) is 480, and I/O scan time is 2.6ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is eeprom, battery-backed RAM is optional. Processor contains a backplane current load of 350mA at 5V DC or 105mA at 24V DC.
The 1747-L514 SLC Processor contains 4K instructions of user memory, max. The number of I/O for 1747L514 is 960 absolute maximum (local). Program scan time is 8ms (typ), and I/O scan time is 2.6ms (typ). The SLC processor has a local analog I/O, max. of 480. Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is eeprom, battery-backed RAM is optional. Processor contains a backplane current load of 350mA at 5V DC or 105mA at 24V DC.
The 1747-L524 SLC Processor contains 4K instructions of user memory, max. The number of I/O for 1747L524 is 4096 in + 4096 out absolute maximum. Local analog I/O, max. for the processor is 480. It has a program scan time of 4.8ms (tpy), and I/O scan time of 1.6ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is eeprom, battery-backed RAM is standard. Processor contains a backplane current load of 350mA at 5V DC or 105mA at 24V DC.
The 1747-L531 SLC Processor contains 8K words total (4K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L531 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 1ms (typ), and I/O scan time of 0.225ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 500mA at 5V DC or 175mA at 24V DC.
The 1747-L532 SLC Processor contains 16K words total (12K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L532 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 1ms (typ), and I/O scan time of 0.225ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 500mA at 5V DC or 175mA at 24V DC.
The 1747-L533 SLC Processor contains 32K words total (28K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L533 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 1ms (typ), and I/O scan time of 0.225ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 500mA at 5V DC or 175mA at 24V DC.
The 1747-L541 SLC Processor contains 16K words total (12K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L541 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 0.9ms (typ), and I/O scan time of 0.225ms (typ). Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 1A at 5V DC or 0A at 24V DC.
The Allen-Bradley 1747-L542 provides key functionality to control any mid-size application. 
The 1747-L543 SLC Processor contains 64K words total (60K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L543 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 0.9ms (typ), and I/O scan time of 0.225ms (typ).  Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 1A at 5V DC or 0A at 24V DC.
The 1747-L551 SLC Processor contains 16K words total (12K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L551 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 0.9ms (typ), and I/O scan time of 0.225ms (typ).  Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 1A at 5V DC or 0A at 24V DC.
The 1747-L552 SLC Processor contains 32K words total (28K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L552 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 0.9ms (typ), and I/O scan time of 0.225ms (typ).  Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 1A at 5V DC or 0A at 24V DC.
The 1747-L553 SLC Processor contains 64K words total (60K words for data or prog.; 4K words for data only) user memory, max. The number of I/O for 1747L553 is 4096 in + 4096 out absolute maximum. Local analog I/O, max, for the processor is 480. It has a program scan time of 0.9ms (typ), and I/O scan time of 0.225ms (typ).  Number of I/O module slots in the local I/O chassis (max) is 30; number of local I/O chassis (max) is 3. Backup memory is flash, battery-backed RAM is standard. Processor contains a backplane current load of 1A at 5V DC or 0A at 24V DC.
The 1747-SCNR is a ControlNet Scanner Module in communication with 1746 backplane SLC processor. This communication module is compatible with SLC 5/02, 5/03, 5/04, and 5/05 processors. Communication port protocol for 1747SCNR is the controlnet scanner. Backplane current load for this module is 800mA at 5 V DC or 90mA at 24V DC.
The 1747-SDN is a DeviceNet Scanner Module in communication with 1746 backplane SLC processor. This communication module is compatible with SLC 5/02, 5/03, 5/04, and 5/05 processors. Backplane current load for 1747SDN is 500mA at 5 V DC.