Yamatake Sdc20 User — Manual

A: Set parameter KLC (Key Lock) to 1 (only SV changes allowed) or 2 (full lock). Located in CnFL group.

A: Check parameter InP – you may have selected K thermocouple but a Pt100 is connected. Also check SCL (scaling) for 4-20 mA inputs. yamatake sdc20 user manual

A: Yes. Set oH (Output 1 action) to 0 (Reverse action for heating) and oC (Output 2 action) to 1 (Direct action for cooling). Or leave output 2 unused. A: Set parameter KLC (Key Lock) to 1