Overview
Configured for extending I/O Link communication within distributed control architectures, the Honeywell MC-IOLM02 51304419-150 (MC-IOLM02 Standard I/O Link Extender Card) provides physical communication extension between supported I/O Link devices and the associated control network. The card supports data transmission for up to 16 I/O Link devices and uses the specified EtherNet/IP communication interface.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | MC-IOLM02 |
| Full Part Number | 51304419-150 |
| Brand | Honeywell |
| Product Type | Standard I/O Link Extender Card |
| Primary Function | Extends I/O Link device communication and network range |
| Communication Protocol | EtherNet/IP |
| Supported Devices | Up to 16 I/O Link devices |
| Conformal Coating | Yes |
| Environmental Protection | IP67 |
| Operating Temp | -20 deg C to +60 deg C |
| Compliance / Standards | IEC 61131-2, CE, TUV, UL508, CSA |
| Dimensions | 2.8 cm x 31.8 cm x 27.8 cm |
| Weight | Approx. 0.58 kg |
| Origin | USA |
Process Control Network Communication Characteristics
The MC-IOLM02 is specified for EtherNet/IP communication and supports connection scaling for up to 16 I/O Link devices. Therefore, the card can extend the physical communication path between distributed I/O hardware and the associated control architecture.
The conformal coating protects the internal circuitry from moisture, humidity, dust, and corrosive gases. In addition, the specified IP67 environmental protection rating supports installation in industrial environments where enclosure and connection integrity require verification.
For process control systems, correct network performance depends on cable routing, connector integrity, shielding practice, grounding arrangements, and compatibility with the installed I/O Link communication architecture. The supplied specifications do not identify support for 4-20 mA HART loops, FOUNDATION Fieldbus, Profibus PA, or channel-to-channel isolation; therefore, these functions should not be assigned to the MC-IOLM02 without system-specific documentation.
Frequently Asked Questions
Q: How many I/O Link devices can the MC-IOLM02 support?
A: The provided specification identifies support for up to 16 I/O Link devices.
Q: Does the MC-IOLM02 use EtherNet/IP communication?
A: Yes. The supplied technical data specifies EtherNet/IP as the communication protocol.
Q: What is the power consumption of the MC-IOLM02 51304419-150?
A: The provided technical information does not specify a power consumption value. The applicable system documentation should be checked before calculating power supply loading.
Field Installation Guidelines
Install the MC-IOLM02 in accordance with the applicable Honeywell system hardware arrangement and site electrical practices.
Verify the part number 51304419-150 before installation. Confirm compatibility between the extender card, the installed control hardware, and the connected I/O Link devices.
Route communication cables separately from high-current switching conductors and motor power cables where practical. Maintain cable shielding continuity according to the plant grounding design and the applicable communication network requirements.
Inspect connectors for mechanical damage, contamination, and incomplete engagement before energizing the system. In addition, confirm grounding continuity and enclosure sealing where environmental protection requirements apply.
Do not assume hot-swap capability, firmware compatibility, redundant operation, or a defined switching delay unless these functions are confirmed by the applicable Honeywell hardware documentation.
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