1 PCS used Allen-Bradley 1785-L60B/E PLC-5/60 Controller #LYQ007
1 PCS used Allen-Bradley 1785-L60B/E PLC-5/60 Controller #LYQ007
1 PCS used Allen-Bradley 1785-L60B/E PLC-5/60 Controller #LYQ007
Controller Overview: The Allen-Bradley 1785-L60B/E is an original factory-made PLC-5/60 programmable logic controller, engineered and manufactured by Allen-Bradley (Rockwell Automation) to meet rigorous industrial control standards. It features a robust design with battery-backed RAM and optional EEPROM backup, delivering reliable performance for medium-to-large-scale automation systems. Ideal for manufacturing, process control, and industrial machinery, it supports extensive I/O expansion, multiple communication protocols, and seamless integration with Allen-Bradley I/O modules and network infrastructure, ensuring stable operation in harsh industrial environments.
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Parameter
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Specification (1785-L60B/E)
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Unit
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Factory Notes (Original Description)
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Brand & Model
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Allen-Bradley 1785-L60B/E, PLC-5/60
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-
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Original factory model, unmodified; part of the PLC-5 series, designed for high-performance industrial control applications with extensive I/O and communication capabilities.
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User Memory
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64K Words (Battery-backed Static RAM); Optional EEPROM Backup (1785-ME16/32/64/M100)
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K Words
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Battery-backed RAM for data retention during power loss; EEPROM modules enable non-volatile program storage for enhanced reliability.
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Max Total I/O
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3072 (any mix); 3072 Input + 3072 Output (Complementary Mode)
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Points
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Supports flexible I/O configuration for medium-to-large automation systems, compatible with 1771 I/O modules.
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Max Analog I/O
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3072 Points
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Points
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Accommodates up to 3072 analog I/O points for process control and monitoring applications.
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I/O Scan Time per Rack
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10 ms @ 57.6 kbit/s; 7 ms @ 115.2 kbit/s; 3 ms @ 230.4 kbit/s
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ms
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Scan time varies with communication baud rate; faster rates reduce I/O response latency for time-critical applications.
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Max I/O Chassis
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93 (1 Local + 92 Remote)
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Units
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Supports extensive remote I/O expansion via DH+ network for distributed control systems.
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Communication Ports
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4 x DH+/Remote I/O (Adapter/Scanner); 1 x RS-232-C/422-A/423-A; 2 x 8-pin Mini-DIN (Programming)
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Ports
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Supports DF1, ASCII, DH+, and Remote I/O protocols for seamless integration with HMIs, PLCs, and industrial networks.
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Backplane Current (5V)
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3.3 A (Max)
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A
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Backplane current draw at 5V ensures compatibility with 1771 I/O chassis power distribution.
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Operating Temperature
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0 ~ 60 °C (Operating); -40 ~ 85 °C (Storage)
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°C
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Wide temperature range for reliable operation in harsh industrial environments.
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Relative Humidity
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5 ~ 95% RH (Non-condensing)
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%
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Non-condensing humidity tolerance prevents moisture-related damage to internal components.
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Physical Dimensions (W×H×D)
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170 × 130 × 55 mm (Single-slot Module)
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mm
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Fits 1771 I/O chassis (left-most slot), compact design for space-efficient installation.
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Weight
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1.39 kg (3.06 lbs)
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kg
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Lightweight construction for easy handling during installation and maintenance.
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Power Supply (Backplane)
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5V DC (Backplane); 24V DC (External, Optional)
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V DC
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Primary power from 1771 chassis backplane (5V DC); optional 24V DC for external accessories.
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Certifications
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UL, CSA, CE, IEC 61131-2
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-
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Compliant with global safety and electromagnetic compatibility standards for industrial control equipment.
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Battery
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1770-XYC (Lithium, 3V)
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Unit
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Lithium battery for RAM data retention; typical lifespan 5 years under normal conditions.
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