Product Overview
The ABB DI620 3BHT300002R1 is a digital input module designed for use in ABB Freelance DCS and compatible control systems. This module provides 32 channels / 24 V DC digital input capability, allowing seamless monitoring / field signals such as switch positions, sensor states, and binary process statuses. With its modular design and robust industrial-grade construction, the DI620 enables high-density digital signal acquisition and is ideal for applications demanding reliability, precision, and compact system architecture.
Key Features
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32-channel 24 V DC digital input module
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Fast signal scanning for time-critical applications
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Status indication via channel-specific LEDs
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Suitable for sink/source signal types
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Integrated overvoltage protection for industrial use
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Easy configuration using ABB Freelance engineering tools
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Hot-swap support with controller power on
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Compact form factor for high-density installations
Technical Specifications
| Parameter | 描述 |
|---|---|
| 型号 Number | DI620 |
| 零件号 | 3BHT300002R1 |
| Module Type | Digital Input Module |
| System Compatibility | ABB Freelance DCS, Symphony Plus |
| Number / Channels | 32 |
| Input Voltage | 24 V DC (nominal), 18–30 V DC (range) |
| Input Type | Sink or Source (configurable) |
| Input Current | Approx. 5 mA at 24 V DC |
| Isolation | Galvanic isolation from system bus and between channels |
| Status Indicators | LED per channel |
| Response Time | <5 ms typical |
| Wiring Interface | Pluggable terminal blocks |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -25°C to +70°C |
| Humidity Tolerance | 5%–95% RH (non-condensing) |
| Cooling Method | Passive convection |
| Dimensions | 252 x 273 x 40 mm |
| 重量 | 1.17 kg |
| Installation | DIN rail or backplane mounted |
| Certifications | CE, RoHS, IEC 61131-2 compliant |
Industry Applications
The ABB DI620 module is suitable for various industrial sectors where reliable digital signal acquisition is essential:
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Power Generation – Monitoring / breakers, relays, and interlocks
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Water Treatment – Signal capture from pumps, valves, and switches
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Oil & Gas – Remote signal interfacing in pipeline SCADA systems
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Pharmaceuticals – Cleanroom automation and process interlock monitoring
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Manufacturing – Conveyor control, robotic station feedback
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Metals and Mining – Harsh environment digital signal monitoring
Product Advantages
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High-density Input Capability – 32 channels reduce cabinet footprint
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Reliable Input Capture – Fast response time ensures accurate state detection
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Flexible Wiring Options – 支持s both sourcing and sinking configurations
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Rugged Design – Withstands industrial noise, voltage surges, and harsh conditions
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Ease / Maintenance – Hot-swap capability reduces system downtime
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Lifecycle 支持 – Backed by ABB’s long-term product service and supply chain
常见问题 (FAQ)
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What does the DI620 module do?
It reads 32 digital input signals from field devices and transfers them to the controller. -
What voltage does it support?
It supports a nominal 24 V DC input voltage, with a working range / 18–30 V DC. -
Is the module isolated?
Yes, channels are galvanically isolated from the system bus and each other. -
What systems is the DI620 compatible with?
It works with ABB Freelance DCS and Symphony Plus platforms. -
Can I use both sink and source inputs?
Yes, the module supports both wiring types depending on the external wiring configuration. -
Does the DI620 have LEDs for diagnostics?
Yes, each input channel has a dedicated LED to show signal status. -
Is hot-swapping supported?
Yes, the DI620 can be replaced without shutting down the system. -
What is the typical response time?
The input scanning response is typically under 5 milliseconds. -
What certifications does it carry?
It is CE marked and compliant with RoHS and IEC 61131-2. -
Where is the DI620 typically installed?
It is DIN rail or backplane mounted inside an automation cabinet.
Related 型号s in the Same Series or System
| 型号 Number | 描述 |
|---|---|
| DO620 3BHT300051R1 | 32-channel Digital Output Module (24 V DC) |
| AI620 3BHT300036R1 | Analog Input Module |
| AO620 3BHT300055R1 | Analog Output Module |
| DI621 3BHT300017R1 | 16-channel Digital Input Module (48 V DC) |
| DO621 3BHT300052R1 | 16-channel Digital Output Module (48 V DC) |
| PM861AK01 | CPU Module for Freelance Systems |
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