At 1.5 GHz, they will be the fastest of the company's Pi-based PLCs.
“The main field of application of electronic control based on Raspberry Pi is the design of devices and machines,” ; according to the company. “The PiXtend Pi 4 comes with the Broadcom BCM2711, the most powerful Raspberry Pi processor Foundation. The quad-core 64-bit Arm Cortex A72 processor supports up to 8GB of RAM.”
The controllers are a combination of a Raspberry Pi 4 and an interface PCB, some of which are mounted on a DIN rail. metal cases (see photo) with a passive radiator for operation at a frequency of 1.5 GHz.
Source: electronicsweekly.com