You aren't alone. The manual that comes with the MC-101 is notoriously small print and heavy on "Chinglish." Whether you bought this for a car audio delay, a PLC replacement, or a water pump timer, here is the practical breakdown of the SinoTimer MC-101 manual that actually makes sense.
Always disconnect power before wiring the device. Check the diagram printed on your specific unit, as terminal layouts can vary. sinotimer mc101 manual
dual-display showing the Process Value (PV) and Set Value (SV). Mounting Size: Standard 48x48mm dimensions (Type 101). Key Features & Operations Control Modes: Supports Heat and Cool operating modes using PID control (Proportional, Integral, Derivative). Auto-Tune: You aren't alone
: K, J, E, S, N, T, B, Wre (Thermocouple); PT100, CU50 (RTD) Accuracy : ±0.5% of full scale Resolution : 1°C or 0.1°C Control Output : Relay (3A) or SSR (Voltage pulse, 12V DC) Power Supply : 85–265V AC, 50/60 Hz Dimensions : 48mm x 48mm x 85mm (1/16 DIN) Wiring and Connections Check the diagram printed on your specific unit,