Overview
akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany Tel.: +49 (0) 511 16 59 672-0 ·
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1 Overview
The programmable relay PR200 is a small controller. User program is created as a function
plan with the ALP programming software, which is available for download for free. The ALP
project includes the program as well as the device configuration. Dynamically allocated
memory enables to create complicated programs with many functional blocks, display
elements and advanced display management.
The PR200 enables the following basic functions:
output control according to input statuses and program logic
configuration using ALP software or function buttons
comprehensive display programming
2 programmable LEDs
master and / or slave in Modbus network
Real-time clock
expandable with I/O modules
The relay is available in several versions, for DC and AC voltage, equipped with only digital
or a combination of digital and analog inputs and outputs. The analog inputs can be
configured as analog or as digital. The relay can be expanded with additional I/O modules.
Optional are up to two RS485 interfaces for connection to Modbus networks available.
The device is designed in a plastic enclosure for DIN rail mounting. The enclosure has 3-
level stepped form for distributor installation. Plug-in terminal blocks enable quick and easy
replacement of the device.
Front view:
two-line 32-character alphanumeric LCD display
two LEDs: F1 (green) and F2 (red), program-controlled
6 function buttons
for system menu and display navigation
Under the interface cover (to the right):
EXT: 10 pole connector for extension modules
PRG: mini-USB socket for PC connection. USB A-plug to micro B-plug connection
cable is in the package included.
Fig. 1.1 Connection to PC (open interface cover)