Check thermocouple or RTD wiring. Replace sensor if damaged. Sensor polarity reversed.
relies on or dial switch settings. It’s a "set-and-forget" piece of hardware built for stability. In fact, it's designed to store your upper and lower limits even during a total power failure. xmtd-2201 manual
Relay outputs require longer times; SSRs require shorter cycle times. 20 (Relay) / 2 (SSR) 1 to 120 seconds Hy Check thermocouple or RTD wiring
: Do not install the controller wire paths directly alongside heavy-duty motor lines or near high-power radio transmitters. High electromagnetic noise can trigger input display fluctuations. xmtd-2201 manual
ON/OFF two-position control or time-proportional adjustment.
: Digital display temperature adjustment instrument family. D : 72mm x 72mm structural square profile.