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Phoenix Contact · Remote I/O Module
2688556 is a Phoenix Contact industrial component with Supply voltage 24 V DC (IEC 61131-2); Enclosure rating IP20 (IEC 60529); Operating temperature 0...+55 °C (IEC 60068-2-1). It is used in control panels, machine builds, spare-part replacements where the installed unit is matched to the original catalog number and a compact, documented part is required.
| Electrical | |
| Tripping characteristic | 8 mm |
|---|---|
| Supply voltage | 24 V DC (IEC 61131-2) |
| Rated speed | 100 Mbps |
| I/O and communication | |
| Resolution | 24 bit |
| Mechanical | |
| Dimensions (H x W x D) | The depth applies when a TH 35-7.5 DIN rail is used (in accordance with EN 60715). |
| Weight | 197 g |
| Mounting | 35 mm DIN rail (IEC 60715) |
| Terminal wire size | 0.2 mm² ... 1.5 mm² |
| Enclosure rating | IP20 (IEC 60529) |
| Environment and compliance | |
| Operating temperature | 0...+55 °C (IEC 60068-2-1) |
| Certifications | CE, UL, cULus |
| Humidity | 5 % ... 95 % (non-condensing) |
Values follow the Phoenix Contact Remote I/O Module specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
| Phoenix Contact Remote I/O Module variants | |||
| Catalog number | Mounting | ||
|---|---|---|---|
| 2688556 (this page) | 35 mm DIN rail (IEC 60715) | ||
| 2688598 | 35 mm DIN rail (IEC 60715) | ||
| 2688077 | 35 mm DIN rail (IEC 60715) | ||
| 2688093 | 35 mm DIN rail (IEC 60715) | ||
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
The 2688556 is the device-level element in a Phoenix Contact industrial component installation. It receives the field signals and control supply listed above — 24 V DC (IEC 61131-2) — and switches or conditions the load within the the rated ratings shown in the Specifications table. Wiring and protective devices are sized to those same numbers, not to a generic assumption.
Typical installations place it in control panels, machine builds, spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides 35 mm DIN rail (IEC 60715) support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Phoenix Contact 2688556 — Industrial automation component supplied as a like-for-like replacement, selected by catalog number and published ratings. The figures below are taken from the specification table on this page for catalog number 2688556; size the surrounding wiring and upstream protection to these published ratings rather than to a generic assumption.
Cross-check the ratings above with the installed device before confirming the order.
Q.Which value is published under operating temperature for catalog number 2688556?
For 2688556, operating temperature is given as 0...+55 °C (IEC 60068-2-1). Check the revision of the installed unit if the catalog number has been superseded.
Q.Before ordering 2688556, which certifications entry should be checked?
The certifications entry quoted above is CE, UL, cULus. Compare it with the nameplate of the installed unit before ordering.
Q.Where can I find the enclosure rating data for 2688556?
It is listed in the specification table for Phoenix Contact 2688556 as IP20 (IEC 60529). Confirm this figure against the unit currently in the panel.
Q.Can the 2688556 replace the unit currently installed in my panel?
Compare catalog number 2688556 and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.
Q.How do I confirm compatibility of 2688556 before ordering?
Match the catalog number 2688556 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.
Standard (US & Canada, tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders under $500.00; free on orders of $500.00 and above.
Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.
Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Shipping charges and available services are displayed at checkout. See the Shipping Policy for details.
Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use.
This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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