The SLC-457 timer is designed for time counting in range from 0 to 100 hours with resolution of 1 min. Actual result is showed on 4-digit display, and the user can change it's bright in 8 steps range. The device is equipped with 4 buttons for main presets programming. To get high protection level IP 67, the keypad is mounted under transparent waterproof cover. This feature allows to use SLC-457 in hazardous environments. The 24V DC / 100 mA output is designed to supply measuring transducers, and the RS-485 port enables data transmission in production process monitoring systems. Baud rate can be changed from 1200 to 115200 baud. The meter may be configured with no need to open the case, by using the remote controller or with free S-Config software via the RS-485 communication port.