Allen-Bradley

Bulletin 1492 I/O Wiring System (Allen Bradley) is a "pre wired+modular" in panel cabling solution used to quickly and accurately connect digital, analog, or high-speed counting I/O modules of PLCs to field devices. The system consists of interface modules (IFM), pre test cables, and optional removable terminal blocks (RTB), which can replace traditional point-to-point terminal block wiring, shorten wiring time in the control cabinet by 75%, and significantly reduce error rates

Product Detail

product detail

core components Interface Module (IFM): Installed on a 35 mm DIN rail, one end is connected to the PLC I/O module through a pre cable, and the other end is provided with screws or compression terminals to connect to the field line. Pre cable: One end is a D-sub, RTB or dedicated connector, which corresponds one-to-one with the factory pins of the PLC I/O module; The other end is inserted into IFM for 100% continuity testing, and the shielded twisted pair version is designed specifically for analog signals. Removable Terminal Block (RTB): Some digital and analog IFMs support on-site pluggable terminals, which do not require rewiring for maintenance or replacement, making them suitable for cabinets with limited space. Adaptation platform Supports Allen Bradley full range of controllers: ControlLogix 1756、CompactLogix 1769、FlexLogix、MicroLogix 1500、SLC 500 1746、PLC-5 1771 And PowerFlex 700S/700H driver I/O, etc., users can select according to the "Module Model - Cable Code" table. Product variants Digital quantity: standard type, fuse type, relay type, narrow type, reduced height type; 1-2 terminals per channel, fixed or RTB optional. Analog quantity: 0... 20 mA, ± 10 V, thermocouple, RTD dedicated IFM, shielding layer directly connected to the rack through grounding ring to ensure low noise. High speed counting/encoder: differential or single ended signal dedicated cables and IFM, matched with modules such as 1756-HSC. Cable length: 0.5m, 1m, 2.5m, 5m standard, also customizable. Technical Highlights Zero Stacking can be installed side by side without reducing the rating; The 22.5mm narrow module saves space inside the cabinet. 18 AWG to 22 AWG wires, rated at 300 V/8 A; Terminal torque 0.5-0.8 Nm, with anti loosening spring pad. Working temperature -20...+60 ° C, compliant with UL 508, CSA, CE, RoHS. Application revenue ? Shorten project cycle: Pre wiring eliminates the need for individual crimping, debugging is "plug and play", and the first power on success rate is>95%. ? Reduce lifecycle costs: IFM comes with LED or fuse indicators to locate faults in the channel; RTB supports hot swapping and module replacement can be completed within 5 minutes. ? Reduce cabinet size: eliminate a large number of terminal blocks and cable trays, and reduce the average cabinet volume by more than 30%