ABB 1TNE968900R0110 PM554-TP main CPU
1TNE968900R0110 is PM554-TP main CPU of ABB AC500-eCo PLC series, equipped with pluggable removable terminal block design instead of fixed terminals. It is the upgraded alternative version of PM554-T for small and medium automation control, used for cabinet assembly and obsolete equipment spare replacement.
Description
Product Introduction
1TNE968900R0110 is PM554-TP main CPU of ABB AC500-eCo PLC series, equipped with pluggable removable terminal block design instead of fixed terminals. It is the upgraded alternative version of PM554-T for small and medium automation control, used for cabinet assembly and obsolete equipment spare replacement.
Model Definition
1TNE is unified part prefix for ABB AC500 PLC product coding. 968900 stands for base hardware specification of PM554 series CPU. Suffix R0110 denotes factory standard plug-in terminal configuration, corresponding to commercial model PM554-TP.
Technical Specifications
Power supply DC24V, program memory 128kB, data memory 64kB. Onboard 8-channel digital input and 6-channel transistor digital output with single channel 0.5A rated load. DIN rail mounting, operating ambient temperature 0℃~+55℃, storage temperature -25℃~+70℃, protection grade IP20 for cabinet installation.
Interface and Communication Configuration
Integrated 1×10/100Mbps Ethernet port and 1×RS485 serial port supporting Modbus RTU, CS31, ASCII protocols. Two expansion slots for optional communication modules, compatible with S500/S500-eCo series I/O expansion modules.
Core Functions
Execute user programs written in LD, ST, FBD, SFC via Control Builder software, realize field signal collection, equipment interlock and closed-loop control. Transmit operating data and fault information to upper HMI or DCS through Ethernet or serial bus, support SD card program backup and firmware upgrade, maximum expandable total I/O up to 256 points.
Application Scenarios
Applied in packaging equipment, pump & fan group control, wastewater treatment, HVAC and small production line automation control system, matched with ABB low voltage components for complete control solution.
Operation and Maintenance Instructions
Disconnect DC24V power before disassembly or wiring modification. Conduct quarterly maintenance to remove module dust with dry compressed air and check terminal fastening condition. Regularly back up program into SD card. Troubleshoot wiring and bus connection first before module replacement when communication failure appears.
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