If your SDC20 model includes communication capabilities, it supports RS-485 or RS-232C for connection to a PC or PLC. For details on protocols, refer to the , which is essential for network integration.
When connecting the SDC20 to a Mitsubishi GOT HMI, the following pin assignments apply:
[ REAR TERMINAL LAYOUT DIAGRAM ] +-------------------------------+ | (1) Power L1 (7) Input + | | (2) Power N (8) Input - | | (3) Relay NO (9) RTD A | | (4) Relay COM (10) RTD B | | (5) SSR + (11) RTD B' | | (6) SSR - (12) Ground | +-------------------------------+ (Note: Generic mapping. Check your unit’s side sticker.) Power Supply Wiring yamatake sdc20 user manual
Connect your final control element (such as a magnetic contactor coil or SSR input) across terminals 7 and 8. 4. Parameter Setup and Programming
Accessed by pressing the [para] key briefly from the operation display. If your SDC20 model includes communication capabilities, it
Press the key repeatedly until End appears, then press SET . Or simply wait 30 seconds for auto-exit.
The manual lists vital rules to keep operators safe and prevent equipment fires: Check your unit’s side sticker
Check terminal connections 13 and 14. Replace broken thermocouple or RTD element. Internal hardware memory corruption (EEPROM error).
To help refine your integration or troubleshoot an error, please share: The (e.g., C200TR0000) Your sensor type (K-type, Pt100, etc.) The specific system issue or error code you are facing Share public link
Complete Technical Guide and User Manual Overview for the Yamatake SDC20 Controller