Product details
DI840 Product Overview
The DI840 is a versatile 16-channel digital input module designed for use in both single and redundant applications. It operates with a 24 V DC signal, offering enhanced event recording accuracy and flexible input management. This module features advanced diagnostics, supervised transducer power, and an event queue capable of capturing up to 257 events.
Features & Benefits
- 16 channels for 24 V DC inputs with current sinking ⚡
- 1 group of 16 isolated from ground 🔌
- Input status indicators 💡
- Advanced on-board diagnostics 🛠️
- Sequence of events (SOE) with 1 ms resolution ⏱️
- Redundant or single applications 🔄
- Transducer power distribution 🔋
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand and Model 🏷️ | ABB, DI840 Digital Input Module |
| Input Voltage Range 🔋 | -30..+5 V (0), 11..30 V (1) |
| Input Impedance ⚙️ | 3.3 kΩ |
| Event Recording Accuracy ⏰ | 0 ms / +1.3 ms |
| Event Recording Resolution ⏱️ | 1 ms |
| Current Consumption ⚡ | +5 V Modulebus: 100 mA, +24 V External: 15 mA + transducer power, Max 335 mA |
| Power Dissipation 💡 | 2.7 W |
| Maximum Field Cable Length 📏 | 600 meters (656 yards) |
| Temperature (Operating) 🌡️ | 0 to +55 °C (+32 to +131 °F) |
| Dimensions 📐 | Width: 45 mm (1.77”), Depth: 102 mm (4.01”), Height: 119 mm (4.7”) |
| Weight ⚖️ | 0.15 kg (0.33 lbs.) |
Frequently Asked Questions
- Q1: What is the input voltage range?
- A1: The input voltage range is from -30 to +5 V (0) and 11 to 30 V (1).
- Q2: Does this module support redundancy?
- A2: Yes, it supports both single and redundant configurations.
- Q3: How accurate is the event recording function?
- A3: The event recording accuracy is 0 ms / +1.3 ms, with a resolution of 1 ms.
For more detailed information, please check official datasheet: Product-DI840
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