QJ Digital — Digital gas and oil-surge monitoringSeries reference image

Buchholz Relays

QJ Digital

Digital gas and oil-surge monitoring

Digital monitoring with analogue and RS485 outputs, conventional protective contacts and optional memory.

Manufacturer: Shenyang Zhiyue Electric Technology Co., Ltd.

Pipe optionsDN25 / DN50 / DN80
Remote outputs4–20 mA and RS485
Download Datasheet

TECHNICAL DATA

Key specifications

Pipe options
DN25 / DN50 / DN80
Remote outputs
4–20 mA and RS485
Supply voltage
220 V
Operating temperature
−40 to +100 °C

Catalog-based series data. Request the approved drawing or wiring document for the exact ordered model.

MODEL REFERENCES

Select a model for your inquiry.

Listed models and order-code examples identify configurations within this series.

ENGINEERING REVIEW

Technical documents

AVAILABLE NOW · NO FORM REQUIRED

QJ Digital Selection Data

Catalog-based series specifications and selection notes.

1 page · English selection data · Rev 1.1

Catalog-based series data. Request the approved drawing or wiring document for the exact ordered model.

Download PDF

Need a configuration-specific drawing or certificate? Send the exact model and requirements.

Transmission lines crossing a mountain landscape

YOUR PROJECT. OUR ATTENTION TO DETAIL.

Tell us what you need.

Send us the model, specifications or an existing nameplate.
We’ll help confirm the configuration for your project.

TRANSFORMER
PROTECTION
COMPONENTS.