
Product Description
ABB 07DI92 Digital I/O Module - High-Density 32-Channel Input Solution
The ABB 07DI92 Digital I/O Module (Part Number: GJR5252400R0101) delivers robust 32-channel digital input capability for ABB AC31 control systems. This German-engineered module features dual isolation groups and current-sourcing architecture, providing reliable field signal acquisition in demanding industrial automation environments including Advant OCS and 800xA DCS platforms.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | GJR5252400R0101 |
| Type Designation | 07DI92:AC31 |
| EAN Barcode | 4013614267659 |
| Input Channels | 32 digital inputs (24VDC) |
| Input Type | Current sourcing, 1-wire connection |
| Isolation Architecture | Two groups of 16 channels (galvanically isolated) |
| Nominal Input Voltage | 24 VDC |
| Logic Level 0 (Low) | 0-5 VDC |
| Logic Level 1 (High) | 15-30 VDC |
| Input Current (per channel) | Approx. 7 mA @ 24VDC |
| Response Time | <2 ms (configurable filtering) |
| Compatible Termination Units | TU810, TU812, TU814, TU830, TU833, TU838 |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -25°C to +75°C |
| Dimensions (H×W×D) | 140 mm × 120 mm × 85 mm |
| Weight | 0.59 kg |
| Country of Origin | Germany (DE) |
| HS Code | 85389099 |
| Certifications | ABS 1SAA960000-0102, CE marked |
Key Features
- High Channel Density: 32 inputs in compact DIN rail module reduce panel space and wiring costs
- Dual Isolation Groups: Two 16-channel groups provide electrical isolation for mixed-voltage applications
- Current Sourcing Design: Simplified wiring with common ground, ideal for PNP sensors and switches
- Flexible Termination: Compatible with six different TU module types for various field wiring needs
- Industrial Hardened: 0-55°C operation range supports non-climate-controlled installations
- Hot-Swappable: Replace module without system shutdown when used with redundant configurations
System Compatibility
The 07DI92 module integrates seamlessly with:
- ABB 800xA DCS: Versions 4.0, 4.1, 5.0, 5.1, 6.0 (S800 I/O system)
- Advant OCS with Master SW: Via Advant Fieldbus 100 communication
- Advant OCS with MOD 300 SW: Direct AC31 bus connection
- Compact Product Suite: Versions 4.1, 5.0, 5.1
Industrial Applications
- Process Control: Monitor valve positions, pump status, and alarm contacts in chemical, oil & gas, and pharmaceutical plants
- Safety Systems: Interface emergency stop circuits, safety interlocks, and protective relay contacts in SIL-rated applications
- Machine Automation: Acquire limit switch, proximity sensor, and photoelectric sensor signals in packaging and material handling systems
- Building Management: Collect HVAC status, access control, and fire alarm signals in commercial facilities
- Power Generation: Monitor breaker positions, turbine status, and auxiliary equipment in power plants and substations
Installation & Configuration
Mounting: Snap module onto DIN rail, connect to AC31 bus via termination unit. Ensure proper grounding of isolation groups.
Wiring: Use 0.5-2.5 mm² wire for field connections. Observe polarity for current-sourcing inputs (sensor positive to input, sensor negative to common).
Configuration: Use ABB Control Builder or 800xA engineering tools to assign I/O addresses and configure input filtering (0.2-20 ms range).
Diagnostics: Module features LED indicators for power, bus communication, and channel status. Supports online diagnostics via DCS.
Troubleshooting Guide
| Issue | Possible Cause | Solution |
|---|---|---|
| No communication LED | Module not seated properly on bus | Reseat module, verify termination unit connection |
| Input not responding | Incorrect wiring polarity or open circuit | Verify sensor wiring, check 24VDC supply voltage |
| Intermittent readings | Loose terminal connections or EMI interference | Tighten terminals, route signal cables away from power wiring |
| All inputs stuck high/low | Common ground fault or isolation failure | Check isolation group grounding, replace module if damaged |
Ordering & Availability
- Condition: New, factory sealed with ABB warranty
- Lead Time: Stock item, ships within 3-5 business days
- Minimum Order: 1 piece
- Packaging: Anti-static bag with installation guide
- Warranty: 24 months from shipment date