Description
| , anti‑static wrist‑strap and anti‑static workstation required during installation and replacement. |
Electrical & Interface Specifications
- Backplane Interface: S800 ModuleBus connector, for data exchange with controller and module power supply.
- Field Signal Interface: Connect via matched termination unit (TU series) to field transmitters/sensors.
- Input Channels: 8 single‑ended unipolar analog input channels, group‑wise isolation from groundABB.
- Signal Ranges:
Current: 0‑20 mA, 4‑20 mA
Voltage: 0‑10 V, 2‑10 V DCABB
- A‑D Resolution: 12‑bitABB
- Input Impedance: 250 Ω (current input, including PTC); 290 kΩ (voltage input)ABB
- Protection: PTC current‑limiting resistor; withstands ≥30 VDC over‑voltage / short‑circuit without hardware damageABB
- Communication: HART‑compatible, supports HART pass‑through for smart transmitter configuration and diagnosticsABB
- Typical Accuracy: Max 0.1 % of full scale; temperature drift typ. 50‑70 ppm/°C
- Input Filter Rise Time (0‑90 %): 140 ms
- Power Consumption: Typical 3.5‑4.5 W
- Operation Limitation: Cannot operate standalone; must be used with S800 I/O rack, termination unit and AC800M controller.
- Compatibility Matrix
‑ Compatible Controller: AC800M, System 800xA DCS, Freelance DCS
‑ Matching Termination Units: TU810, TU812, TU814, TU818, TU830, TU833, TU835, TU838, TU850
‑ Hot‑swap supported: module can be replaced online without system shutdown.
Environmental Specifications
表格
| Item | Value |
|---|---|
| Operating Temperature | 0 °C ~ +55 °C standard; ‑25 °C ~ +70 °C extended range |
| Storage / Transport Temperature | ‑40 °C ~ +85 °C |
| Relative Humidity | 5‑95 % RH, non‑condensing |
| Compliance & Certifications | CE, EN 61010‑1, UL 61010‑1, RoHS compliant |
| Protection Class | IP20 (module); IP00 for internal circuit |
| Dimension | 119 mm × 45 mm × 102 mm (H×W×D) |
| Net Weight | Approx. 0.20 kg |
| Conformal Coating | Optional G3 conformal coating for harsh industrial environment. |
| Vibration Resistance | Complies with IEC 60068‑2‑6 industrial cabinet vibration standard. |
Main Functions
- AI810 is standard 8‑channel analog input module of ABB S800 I/O series, collecting standard 4‑20 mA / 0‑10 V analog signals from field process transmitters, pressure, flow, level and temperature sensors for DCS control system.
- Group‑wise galvanic isolation protects internal system circuits against field‑side surge and interference; built‑in PTC short‑circuit protection improves field‑loop reliabilityABB.
- Supports HART transparent pass‑through, allows host system to read HART transmitter diagnostic data and perform remote parameter configuration without additional hardwareABB.
- Provides comprehensive channel‑level diagnostics: wire‑break detection, over‑range / under‑range monitoring, module hardware self‑test; fault status is transmitted to controller via ModuleBus and displayed in Control Builder‑M / 800xA HMI for maintenance.
- Supports hot‑swap function; module can be replaced online while system keeps running, reduces plant downtime. Supports I/O redundancy configuration for high‑availability process applicationsABB Group.
- Typical field failure symptoms: partial or full channel signal loss, signal drift, AI module diagnostic fault alarm, HART communication failure.
Common root causes: field‑loop wiring fault, transmitter failure, termination‑unit contact oxidation, on‑board analog component ageing.
Typical Applications
- Analog signal acquisition for oil‑gas, power‑plant, chemical and pulp‑paper process control with ABB 800xA / AC800M DCS.
- Spare‑part replacement for existing S800 I/O station.
- Preventive‑maintenance spare‑part inventory for ABB DCS system.
- DCS system retrofit and expansion project.
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