By using the Yamatake SDC20, you acknowledge that you have read and understood the contents of this user manual.
The unit must be mounted into a control panel to prevent accidental contact with the rear terminals.
The SDC20 uses the Digitronik CPL protocol for serial communication over RS‑485. Correct parameter matching between the controller and the host device (PLC, HMI or PC) is essential. yamatake sdc20 user manual
| Terminal | Function | | :--- | :--- | | 1, 2 | Power supply (AC or DC) | | 3, 4, 5 | Sensor input (thermocouple/RTD/DC) | | 6, 7 | Control output (relay/voltage/current) | | 8, 9 | Alarm output (optional) | | 10, 11, 12 | RS‑485 communication (＋, －, SG) |
: Covers essential operating conditions such as temperature (0 to 50°C), supply voltage (85 to 264 Vac), and common mode voltage limits. By using the Yamatake SDC20, you acknowledge that
Comprehensive Guide to the Yamatake SDC20 Digital Indicating Controller
Terminal 7 is positive (+), and Terminal 8 is negative (-). It delivers 12V DC to drive external Solid State Relays. 4. Front Panel Interface and Displays Correct parameter matching between the controller and the
Without the manual’s "Program Segment Table," users often forget that the SDC20 requires a final segment (END) or a repeat step.
Complete Guide to the Yamatake SDC20 Digital Indicating Controller
The SDC20 features an automated calibration loop system to optimize Proportional (P), Integral (I), and Derivative (D) matrix factors. How to Run Auto-Tuning