1769-L31 Allen-Bradley CompactLogix PAC – Dual Serial Port Controller Industrial Automation

Allen-Bradley 1769-L31 CompactLogix PAC – Dual Serial Control SolutionEssential Controller FeaturesThis Allen-Bradley 1769-L31 CompactLogix PAC delivers industrial automation control with dual RS232 ports. Perfect for small/mid applications. Features 512KB user memory and supports 16 I/O modules across 3 expansion banks.Technical SpecificationsBrand: Allen-BradleyModel: 1769-L31 (Series A/B)Communication: 2x RS232 ports (38.4 kbps speed)Channel Isolation: Channel 0: Full isolation; Channel 1: Non-isolatedMemory Capacity: 512KB CompactFlash supportI/O Capacity: 16 modules maxExpansion Banks: 3 banks maxOperating Temp: 0°C to 60°C (32°F to 140°F)Power Distance: Within 4 modules of power supplyVibration Resistance: 5G (10-500 Hz)Dimensions: 8 x 8 x 5 inchesWeight: 2 lbsInstallation NotesMount on DIN rail or panel. Must be leftmost module in system. Keep within 4 modules of power source. Allow 2-inch clearance for cooling. Use 14-22 AWG copper wire.Compatibility GuideWorks with all 1769 Compact I/O modules. Compatible power supplies: 1769-PA2/PB2/PA4/PB4. Use 1747-CP3 or 1756-CP3 serial cables. Battery: 1769-BA. Memory cards: 1784-CF64/CF128.Professional FAQsQ: What protocols do the serial ports support? A: Channel 0: DF1, DH-485, ASCII; Channel 1: DF1, DH-485Q: Can I expand memory beyond 512KB? A: Yes, using 1784-CF64 (64MB) or 1784-CF128 (128MB) CompactFlash cardsQ: What’s the maximum cable length for RS232? A: 50 feet (15 meters) at 38.4 kbps speedQ: How many tasks can this controller handle? A: Supports up to 4 simultaneous control tasksQ: Is the battery user-replaceable? A: Yes, use 1769-BA battery (BAT LED indicates status)Package & Warranty1769-L31 Controller unitInstallation guide12-month product warrantyShipping OptionsFast worldwide delivery via FedEx, UPS, or DHL. Tracking provided for all orders.Get Started NowDownload full technical manual: Click Here for 1769-L31 DocumentationNeed help? Contact our automation specialists