ABB 1SAP114100R0170 | CPU Terminal Base

Integrated Mounting and Wiring Platform

The ABB 1SAP114100R0170 serves as the terminal base for SMU series CPU modules. This unit provides both mechanical mounting and electrical connections for the processor. It simplifies field wiring by consolidating all I/O connections onto a single assembly. Engineers select this base for clean, organized cabinet layouts.

Detailed Technical Specifications

This section presents the complete technical parameters of the ABB 1SAP114100R0170. We emphasize precise connection characteristics and electrical ratings for accurate system integration. The design prioritizes wiring accessibility and signal integrity.

Specification	Detail
Model Number	1SAP114100R0170
Manufacturer	ABB
Product Type	CPU Terminal Base / Mounting Base
Series	SMU / S500
Compatible Modules	SMU CPU Modules
Connection Type	Screw-Type Terminal Blocks
Wire Gauge Capacity	0.2 mm² to 2.5 mm² (24 AWG to 14 AWG)
Terminal Count	24 Positions (Field I/O)
Power Connections	24 VDC Input, System Power Distribution
Mounting Type	DIN Rail (35 mm)
LED Indicators	Power OK (via CPU Module)

Physical Dimensions & Weight

Accurate physical data supports proper cabinet layout and DIN rail configuration. The ABB 1SAP114100R0170 features a robust base design for secure mounting.

Dimensions (H x W x D): 114 mm x 72 mm x 68 mm
Weight: 0.195 kg
Origin: Made in Finland / Sweden (ABB EMEA Manufacturing Facilities)

Base Architecture and Module Interface

The terminal base contains a dedicated connector for the SMU CPU module above it. This connector provides power distribution and I/O signal pathways. Users simply click the CPU onto the base after completing all wiring. This modular assembly process eliminates separate wiring between components.

Terminal Configuration and Field Wiring

24 screw-type terminals provide connection points for field devices and power supplies. Each terminal accepts wire gauges from 0.2 mm² to 2.5 mm² (24 AWG to 14 AWG). Terminals align in a clear, labeled arrangement for easy identification. This logical layout reduces wiring errors during installation.

Power Distribution and Supply Connections

The base includes dedicated terminals for 24 VDC input power to the system. Internal bus bars distribute power to the CPU and any connected I/O modules. Users can also connect external power for field circuits through separate terminals. This integrated power distribution simplifies overall system wiring.

Connection Technology and Wire Handling

Screw-type clamping mechanisms ensure secure connections that resist vibration. Users can terminate both solid and stranded conductors without special tools. The terminals remain accessible even after mounting the CPU module. Field maintenance becomes straightforward with this user-friendly design.

Component Layout and Mechanical Construction

The ABB 1SAP114100R0170 features a reinforced plastic housing with DIN rail mounting mechanism. A metal backplate provides structural rigidity and grounding capabilities. The base incorporates guide rails for aligning the CPU module correctly. This construction ensures reliable mechanical and electrical mating over time.

Installation and DIN Rail Mounting

Mounting this base requires a standard 35 mm DIN rail for secure installation. A spring-loaded locking mechanism holds the base firmly in place without tools. Users can slide the base along the rail for precise positioning. Multiple bases connect side-by-side for complete system assembly.

Labeling and Identification Features

Each terminal position features a clear numerical label for easy channel identification. A writing area allows users to add custom labeling for specific field devices. This documentation capability simplifies troubleshooting and system maintenance. Technicians can quickly trace wires without consulting separate drawings.

Manufacturer Quality Standards

ABB manufactures the 1SAP114100R0170 under strict quality control protocols. Each unit undergoes comprehensive testing for connection integrity and isolation. Therefore, users receive a product ready for immediate deployment. This commitment to quality aligns with industrial automation reliability expectations.