EMERSON PACSystems RSTi-EP CPE100 Controller 1MB Ethernet, Modbus TCP

Tired of controllers that crash when your plant needs them most? The EMERSON PACSystems RSTi-EP CPE100 Controller 1MB Ethernet, Modbus TCP gives you a reliable edge computer that talks to your devices over Ethernet and serial links. It is built for harsh factories, water treatment, and offshore rigs where downtime costs money. If you need a controller that stores data, handles many I/O points, and stays online in extreme temperatures, this unit is the answer.

EMERSON PACSystems RSTi-EP CPE100 Controller 1MB Ethernet, Modbus TCP

The main problem in many automation projects is losing communication between the PLC and the field devices. When the link breaks, the whole process can stop and operators scramble to fix it. This matters because every minute of lost production adds cost and risk. The CPE100 solves the issue with built in Ethernet, Modbus TCP, and serial ports that keep data flowing. Its 1 MB of user and retentive memory remembers your program even after a power loss, so the system restarts exactly where it left off.

Benefits

• Fast Ethernet communication reduces response time and keeps your line running smoothly.
• 1 MB of memory stores programs and data, so you never lose settings after power loss.
• Built in redundancy (MRP) protects against network failures and avoids unexpected stops.
• Wide temperature range lets you install the controller in cold storage or hot processing areas.
• Supports hazardous and marine certifications, so it meets strict safety rules in tough environments.

Usages

Use the CPE100 in a water treatment plant to monitor pumps, valves, and sensors while keeping data safe on Ethernet. In oil and gas offshore platforms it handles harsh temperatures and hazardous zones, linking Modbus devices to the central control room. Manufacturing lines benefit from the 2k discrete I/O and 32k analog words for precise control of motors and conveyors. Building automation projects can rely on its Ethernet and serial ports for HVAC and lighting control. Renewable energy sites use the controller to gather data from inverters and weather stations.

Key Features

• Model EPSCPE100, standalone edge controller.
• 1.0 MB user memory and 1.0 MB retentive memory.
• 2k bits of discrete I/O, 32k words of analog I/O.
• Serial ports: 1x RS-232 and 1x RS-485.
• Three-port Ethernet switch with 10/100 Mbps speed.
• Multi-protocol support: OPC-UA, Modbus TCP/IP, PROFINET RT, SRTP, EGD.
• Serial fieldbus protocols: Modbus/RTU, Serial I/O.
• Media Redundancy Protocol (MRP) for network redundancy.
• Operating temperature from -40 C to 70 C.
• Power supply 9-30 VDC, 250 mA @ 24 VDC (max 6 W).
• HazLoc/ATEX Class 1 Div 2, ATEX Zone 2 certification.
• Marine approvals: ABS, BV, DNV GL.

Specifications