This document is the user manual for DI GI TRONI C Digital Indicator Controller SDC20/21, which provides instructions on the correct use of the product and necessary information.
This manual covers safety requirements, environmental limits, and wiring precautions for the SDC20/21 digital instruction regulator. It includes detailed specifications such as supply voltage, power consumption, temperature and humidity ranges, and over‑voltage protection class.
The document also describes the device’s functions, display sections, parameter settings, alarm codes, and troubleshooting procedures, helping users install, operate, and maintain the regulator safely and efficiently.
| Supply voltage | 100~240V AC |
|---|---|
| Power consumption | 18VA Max |
| Operating humidity | 10~90% RH |
| Allowed vibration | 2 m/s² |
| Over‑voltage category | Category II |
| Pollution degree | 2 |
| Common mode voltage (I/O) | 33V |
The device is rated for a supply voltage of 100 to 240 V AC.
The GND terminal must be connected before any other wiring is performed.
Power must be disconnected before any installation, removal, or maintenance work.