Overview
The 6AG1055-1MA00-2BY0 is a Siemens SIPLUS LOGO! AM2 expansion module with conformal coating, adding 2 digital inputs to a LOGO! base unit and rated for an extended ambient range of -40 to 70 °C.

Siemens 6AG1055-1MA00-2BY0 — now discontinued, supplied from remaining surplus and broker stock.
| Parameter | Value |
|---|---|
| Installation altitude, max. | 5 000 m |
| Temperature, min. | -40 °C; = Tmin |
| Temperature, max. | 70 °C; = Tmax; 55 °C @ UL/cUL use |
| Ambient temperature vs. altitude/pressure derating | Tmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) // Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500 m) // Tmin ... (Tmax -20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5 000 m) |
| Parameter | Value |
|---|---|
| Width | 36 mm |
| Height | 90 mm |
| Depth | 55 mm |
The 6AG1055-1MA00-2BY0 is a Siemens SIPLUS LOGO! AM2 expansion module with conformal coating, adding 2 digital inputs to a LOGO! base unit and rated for an extended ambient range of -40 to 70 °C.
Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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