Yamatake SDC20/21 Digital Indicating Controller User Manual

The Yamatake SDC20/21 manual provides safety, installation, wiring, setup, operation, and troubleshooting instructions.

Brand: Yamatake
Category: Automation control Equipment
Document type: User Manual
Language: English
Pages: 100
File format: PDF
File size: 784 KB
Published: 28 September, 2026
Updated: 28 September, 2026
Model: SDC20/21
MD5 checksum: 1C003418C4C0BBD2A50CF19B505F3761
PDF: Yamatake SDC20/21 Digital Indicating Controller User Manual PDF

About this manual

This manual covers safety precautions, component identification, and installation guidelines for the Yamatake SDC20/21 digital indicating controller. It explains proper mounting, wiring, grounding, and environmental limits.

Detailed sections describe setup of parameters, operation of keys, troubleshooting alarms, and full technical specifications, along with appendices for part numbers and term definitions.

What's inside

Safety Precautions
Names and Functions of Component Parts
Installation
Wiring
Setup Items
Parameter Settings
Operation
Troubleshooting
Specifications
Maintenance

Specifications

Supply voltage	85 to 264 Vac
Frequency	50/60 Hz
Power rating	18 VA maximum
Operating temperature	0 to 50 °C
Humidity range	10 to 90% RH
Vibration frequency	10 to 60 Hz
Acceleration limit	2 m/s² maximum
Relay output type	0D Relay output
RS‑485 communication	Supported

Frequently asked questions

What safety step must be taken before connecting wiring to the controller?

Turn the mains power supply OFF before connecting or disconnecting any wiring.

How should the controller be mounted?

The controller must be mounted into a panel to limit operator access to the rear terminals.

What is the required supply voltage range for the SDC20/21?

The controller operates on a supply voltage of 85 to 264 Vac.

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