Product Details
Configured for high-precision data acquisition in M1 automation platforms, the Bachmann AI204/2 (AI204/2 Analog Input Module) provides direct physical/electrical execution of two-channel voltage measurement with sub-millisecond sampling capabilities.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AI204/2 |
| Brand | Bachmann |
| Origin | Austria |
| Weight | 0.28 kg |
| Dimensions | 102 mm x 12 mm x 130 mm |
| Operating Temp | 0 deg C to 60 deg C |
| Power Consumption | 2.5 W |
| Input Channels | 2 |
| Input Range | ±10 V |
| Resolution | 16-bit |
| Sampling Time | 20 μs |
Profinet / EtherNet/IP Deterministic Networks
The AI204/2 integrates into the M1 backplane to facilitate deterministic network connectivity between field sensors and the controller. The module's architecture is optimized for backplane bus communication velocity, ensuring that high-speed data streams—sampled at 20 μs—are processed without jitter. I/O density scaling is supported through the module's small form factor, allowing for multiple high-speed analog inputs to be deployed within a single rack. Firmware flash compatibility is maintained, ensuring that digital averaging algorithms and the signal processing stack remain compliant with the latest controller firmware revisions.
Frequently Asked Questions
Q: Can the channels be operated as non-isolated inputs?
A: The AI204/2 features single isolation for each channel, providing protection against ground loops between connected analog sources. Ensure all source commons are verified against the module's reference potential.
Q: How does the digital averaging function affect the output latency?
A: Digital averaging improves the signal-to-noise ratio by processing multiple samples; however, this creates a trade-off with group delay. Users should tune the averaging depth to match the process loop bandwidth requirements.
Q: Is the ±10 V range fixed or software-scalable?
A: The input stage is calibrated for a ±10 V range at 16-bit resolution. Scaling and normalization are performed in the software application layer, allowing for the mapping of raw counts to engineering units.
Field Installation Guidelines
- Shielding: Connect cable shields to the cabinet functional earth (FE) using low-impedance clamps as close to the module as possible to maximize noise immunity.
- Signal Integrity: Given the 20 μs sampling time, maintain minimal wire lengths and use twisted-pair cabling to minimize susceptibility to radiated electromagnetic interference.
- Common Mode: Although the module is isolated, ensure that the common-mode voltage between the two channels does not exceed the specified safety limits defined for the input stage.
- Connector Seating: Ensure the terminal block is securely locked into the module housing to prevent intermittent contact resistance, which can cause significant measurement errors in high-precision (0.005%) circuits.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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