Xmtk-9000: User Manual [best]

(often referenced as XMT-9000, XMTG-9000, or XMTE-9000 depending on the bezel size) is an intelligent, multi-functional temperature regulator that uses microprocessor technology and surface-mount technology (SMT) for industrial precision. DV Electrical Products

While the interface is "simple," the multi-functional nature of the unit can be overwhelming for beginners without a clear manual. xmtk-9000 user manual

key (approx. 3–5 seconds) to enter the internal parameter setting mode. Navigate through parameters like (Alarm 1), (Proportional), (Integral), and (Differential). Auto-Tuning (AT): To activate the PID auto-tuning function, set the parameter to (often referenced as XMT-9000