Product Details
The ABB CI501-PNIO, also cataloged as the 1SAP220600R0001 Interface Module, operates as a dedicated hardware component for PROFINET IO RT fieldbus communication and distributed I/O extension within S500 Distributed Automation platforms. It interfaces up to 10 local I/O expansion modules while directly managing onboard analog and digital channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CI501-PNIO |
| Catalog Number | 1SAP220600R0001 |
| Brand | ABB |
| Main Product Type | CI501 / S500 Distributed Automation |
| Module Type | PROFINET IO RT Fieldbus Interface Module |
| Origin | Germany |
| Net Dimensions (W x H x D) | 67.5 mm x 76 mm x 62 mm |
| Net Weight | 0.136 kg |
| Supply Voltage | 20.4 ... 28.8 VDC (Nominal 24 VDC) |
| Operating Temperature | 0 to 60 deg C |
| Ethernet Hardware Interfaces | 2 x Industrial Ethernet (RJ45, 10/100 Mbit/s) |
| Analog Inputs | 4 channels (Voltage, Current, RTD) |
| Analog Outputs | 2 channels (Voltage, Current) |
| Digital Inputs | 8 channels (24 VDC, 5 mA nominal) |
| Digital Outputs | 8 channels (24 VDC, 0.5 A transistor type) |
| Input Signal Delay Time | 0.1 ... 32 ms (configurable) |
| Max Backplane Extension | Up to 10 local S500 I/O modules |
| Ingress Protection | IP20 |
PROFINET Deterministic Network Integration
The CI501-PNIO incorporates two integrated Industrial Ethernet switched ports to facilitate linear and ring topologies for PROFINET IO Real-Time (RT) communication networks without external switching hardware. It performs real-time cyclic data transfer with the host controller over deterministic Ethernet protocols while concurrently servicing local backplane bus traffic across connected S500 I/O expansion channels. System firmware maintains synchronized data frames between field channels and Ethernet backbones, mitigating communication jitter across multi-node topologies.
Frequently Asked Questions
Q: What is the maximum local expansion capacity of the CI501-PNIO interface module?
A: The CI501-PNIO supports direct expansion of up to 10 local S500 I/O modules connected along the standard backplane bus interface.
Q: Can the internal switch on the Ethernet interface support daisy-chain topology?
A: Yes. The module includes two integrated Industrial Ethernet ports operating as an embedded switch, enabling direct line configuration without external Ethernet hardware.
Q: What protective measures are implemented on the digital transistor outputs?
A: The 8 digital output channels operate at 24 VDC with a 0.5 A current rating per channel and feature built-in short-circuit and overload protection against inductive back-EMF spikes.
Field Installation Guidelines
- Mount the module onto standard 35 mm DIN rails (TH35-7.5 or TH35-15) inside an enclosure providing a minimum protection rating of IP54 or higher to prevent ingress of solid contaminants and moisture.
- Maintain a minimum thermal clearance distance of 25 mm above and below the module housing to enable passive convection cooling under standard operating conditions.
- Ensure supply voltage wiring conforms to 20.4 ... 28.8 VDC operating constraints. Route 24 VDC power conductors separately from high-voltage field lines to minimize electromagnetic interference.
- Ground all Ethernet cable shielding at the entry point of the control cabinet. Connect the central functional ground terminal on the DIN rail or terminal base directly to the main system equipotential bonding busbar via a short, low-impedance conductor.
- Limit continuous current draw on individual digital transistor outputs to 0.5 A. Verify signal polarity prior to applying external field power.
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.
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- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.





























