



Introduction — Reliable Binary Signal Output for DCS
The ABB 70AB01C-ES HESG447224R2 is a high-performance Binary Signal Output Module designed for ABB Distributed Control Systems (DCS). It delivers precise and isolated digital signals for controlling actuators, relays, and other field devices in critical industrial processes. Built to operate reliably under demanding conditions, this module ensures seamless integration within ABB DCS architectures while maintaining safety, speed, and accuracy in signal transmission.
Technical Specifications — Dimensions & Performance
| Specification | Description |
|---|---|
| Module Type | Binary Signal Output Module |
| Model Number | 70AB01C-ES HESG447224R2 |
| Number of Channels | 8 isolated binary outputs |
| Output Type | Relay / Solid-state compatible |
| Output Voltage | 24–250 V AC/DC |
| Maximum Load per Channel | 2 A |
| Isolation Voltage | 1500 V AC (channel-to-system) |
| Update Rate | 5 ms per channel |
| Power Supply | 24 V DC nominal |
| Operating Temperature | –20°C to +60°C |
| Dimensions | 125 mm × 40 mm × 150 mm |
| Weight | ~0.30 kg |
| Mounting | DIN rail or ABB rack system |
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