Rievtech ELC Series - Page 244

EN
Programmable Relay ● User Manual for ELC, EXM and PR Series 244 2020 v6.0 ● © Rievtech Co.,
Ltd. ● www.rievtech.com
Press the left button on the LCD panel to trigger the subscription function.
Topic_PLC/3 and Topic_PLC/4 are published on the MQTT client software MQTT.fx. At the same time MQTT.fx also subscribes
to Topic_PLC/3 and Topic_PLC/4.