ABB DO840 3BSE020838R1 S800 I/O Systems Digital Output Module

Frequently Asked Questions

Q1: What is the maximum field cable length supported by the DO840 module?
A1: The maximum field cable length supported by the DO840 module is 600 meters (656 yards) .

Q2: What is the maximum load current per output channel of the DO840 module?
A2: The maximum load current per output channel is 0.5 A .

Q3: What is the power dissipation of the DO840 module?
A3: The power dissipation of the DO840 module is 4.3 W .

Q4: Does the DO840 module support redundant configurations?
A4: Yes, the DO840 module supports both single and redundant configurations .

Q5: What is the output type of the DO840 module?
A5: The DO840 module uses transistor current sourcing output with current limiting .

Q6: What is the maximum short circuit current of the DO840 module?
A6: The maximum short circuit current per channel is 2.5 A .

Q7: Does the maximum load current of the DO840 module change with temperature?
A7: Yes, the maximum load current changes with temperature: 4A at <40°C, and 2A at <55°C .

Q8: How does the output status indicator work on the DO840 module?
A8: The DO840 module provides an LED indicator for each output channel. Yellow means the output is energized, Red means there is a channel error, and Off means the output is de-energized .

3BSE020838R1 ABB Digital Output Module DO840 S800 I/O Systems

We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.

For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.

Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.