Implementing 3-Switch XOR Ladder Logic with Internal Bit
Implement a 3-SPST switch XOR light circuit in LogixPro or RSLogix 500 using an internal relay bit. Includes truth tables, boolean equations, and verified.
The ABB HS01 is an industrial control module designed for integration within ABB Hartmann & Braun (H&B) Contronic automation architecture and System 800xA environments. Operating as a dedicated function card within its legacy system rack, the module facilitates deterministic control processing, signal routing, and subsystem interfacing to maintain stable operation across continuous process loops.
Featuring a compact footprint with dimensions of 15.2 x 2.5 x 22.9 cm and a net weight of 0.1 kg, the ABB HS01 integrates directly into standardized card cages. The hardware design supports legacy plant installations by providing direct mechanical and electrical compatibility with established Contronic system backplanes.
As a original manufacturer component that has reached discontinued status, the ABB HS01 serves primarily as a key replacement unit for maintenance, repair, and system preservation operations in facilities running mature ABB DCS installations.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Product Model | HS01 |
| Spare Model | HS 01 |
| System Platform | H&B Contronic / System 800xA |
| Module Type | Process Control Module |
| Lifecycle Status | Discontinued by Manufacturer |
| Parameter | Specification |
|---|---|
| Physical Dimensions | 15.2 x 2.5 x 22.9 cm |
| Net Weight | 0.1 kg |
Global Express Shipping
Returns & Warranty



The ABB HS01 is an industrial control module designed for integration within ABB Hartmann & Braun (H&B) Contronic automation architecture and System 800xA environments. Operating as a dedicated function card within its legacy system rack, the module facilitates deterministic control processing, signal routing, and subsystem interfacing to maintain stable operation across continuous process loops.
Featuring a compact footprint with dimensions of 15.2 x 2.5 x 22.9 cm and a net weight of 0.1 kg, the ABB HS01 integrates directly into standardized card cages. The hardware design supports legacy plant installations by providing direct mechanical and electrical compatibility with established Contronic system backplanes.
As a original manufacturer component that has reached discontinued status, the ABB HS01 serves primarily as a key replacement unit for maintenance, repair, and system preservation operations in facilities running mature ABB DCS installations.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Product Model | HS01 |
| Spare Model | HS 01 |
| System Platform | H&B Contronic / System 800xA |
| Module Type | Process Control Module |
| Lifecycle Status | Discontinued by Manufacturer |
| Parameter | Specification |
|---|---|
| Physical Dimensions | 15.2 x 2.5 x 22.9 cm |
| Net Weight | 0.1 kg |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Green
|
| Country of origin |
Switzerland
|
| Power source |
DC Power
|