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Status: Discontinued / Obsolete
Contact us for compatible replacement options.
This part is no longer manufactured. We can source limited stock or suggest alternatives — send inquiry below.
Model / Part No.
1SAP220500R0001
Product ID
#199
The ABB 1SAP220500R0001 is the order code for the DC551-CS31 digital module of the AC500 S500 I/O family: a digital I/O bus module for CS31 configurations, with distributor catalogs describing it as an 8DI/16-class module (24 VDC inputs, 24 VDC / 0.5 A outputs, 1-wire CS31) and specialist listings highlighting its hardware counter capability up to 50 kHz. EAN 4016779656454 appears in marketplace listings, and one distributor lists the DC551-CS31 as discontinued. Listings across several stores show stock including refurbished units. Match the CS31 bus requirement of your system before ordering.
| Manufacturer | ABB |
| Model Number | 1SAP220500R0001 |
| Type Designation | DC551-CS31 |
| Interface | CS31 bus (1-wire) |
| Digital Inputs | 24 VDC (per catalog family) |
| Digital Outputs | 24 VDC, 0.5 A (per catalog family) |
| Special Function | Hardware counter up to 50 kHz (per specialist listings) |
ABB AC500 S500 I/O with CS31 bus
DC551-CS31 (this code) versus DC551-CS31-KBA variant (1SAP220500R3001); FBP equivalent is DC505-FBP (1SAP220000R0001). Confirm variant code exactly.