Name: NJJ3 Counting Relay
Brand: Chint

NJJ3 Counting Relay

The NJJ3 Counting Relay is designed for counting and control tasks in AC/DC circuits up to 240V. It supports multiple counting modes and speeds, with a dual 6-digit LED display and flexible output options. Ideal for batch processing and automation applications requiring reliable, long-term operation.

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FAQs

What is the function of the NJJ3 Counting Relay?

The NJJ3 serves as a digital counter and control relay, capable of performing addition, subtraction, and reversible counting functions for process automation and machine control systems.

What input signals does it support?

It accepts both contact inputs and sensor inputs (NPN or PNP), making it compatible with various industrial sensors and control signals.

How many counting modes are available?

There are six counting modes (Add, Subtract, Reversible A, B, C, and Batch Mode) allowing flexible configuration for different control logic operations.

Does it retain data during power loss?

Yes, it includes a non-volatile memory that stores count values and settings for more than 10 years, even when power is disconnected.

Where is the NJJ3 commonly used?

It’s widely used in packaging, assembly lines, and batch processing where accurate counting and timing control are essential.

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NJJ3 Counting Relay

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