Key Features
- 4xIO-Link master: Signal module SM 1278 4xIO-Link master with IO-Link master V1.1.
- Conformal coating: SIPLUS version with conformal coating for high reliability.
- Diagnostics function: Diagnostics function: Yes.
- 24 V DC supply: Rated value (DC): 24 V; permissible range: 20.4 V to 28.8 V.
- IP20 protection: IP degree of protection: IP20.
- Compact module format: Width 45 mm, height 100 mm, depth 75 mm; weight, approx. 150 g.
Applications
- IO-Link device connection: IO-Link master interface for connecting IO-Link devices through the module.
Technical Summary
| Product type designation | SM 1278 4xIO-Link master |
|---|---|
| based on | 6ES7278-4BD32-0XB0 |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| Power loss, typ. | 1 W |
| Diagnostics function | Yes |
| IP degree of protection | IP20 |
| Ambient temperature during operation, min. | -40 °C; = Tmin (incl. condensation/frost); start-up @ -25 °C |
| Ambient temperature during operation, max. | 70 °C; = Tmax |
| Installation altitude above sea level, max. | 5 000 m |
Frequently Asked Questions
What is Siemens 6AG1278-4BD32-2XB0?
It is a SIPLUS S7-1200 SM 1278 4xIO-Link master.
What power supply does the module use?
Rated value (DC): 24 V. The permissible range is 20.4 V to 28.8 V.
What environmental temperature range is specified for operation?
Ambient temperature during operation is -40 °C to 70 °C, with start-up at -25 °C.
What interfaces or functions are included for selection?
The module is an IO-Link master V1.1 signal module and includes a diagnostics function.
What installation and size details should be checked before ordering?
The module requires a front connector and measures 45 mm wide, 100 mm high, and 75 mm deep.
