Sinamics G9SX-BC202-RT Overview
The G9SX‑BC202‑RT is a compact, pre‑configured basic safety controller from Omron, designed for hardwired safety circuits in industrial machinery. It features 2× solid‑state safety outputs, 2× auxiliary outputs, and 1‑/2‑channel safety inputs, supporting flexible system expansion via logical AND connections. With certified performance up to Category 4, PLe, and SIL3, it ensures reliable safety monitoring for gates, e‑stops, and light curtains. The unit offers clear LED diagnostics, low power consumption, and simple DIN‑rail mounting with screw terminals for fast installation and maintenance. It is ideal for machines where a fully programmable safety controller is not required.
Figure 1 shows the front panel of G9SX-BC202-RT
Quick Specs.
Table 1 shows the Quick Specs
| Item | Details |
| Model | G9SX‑BC202‑RT |
| Type | Basic Safety Unit |
| Supply Voltage | 24 VDC |
| Safety Outputs | 2× PNP solid‑state (1 A) |
| Aux Outputs | 2× PNP solid‑state |
| Inputs | 1‑/2‑channel safety |
| Certifications | Cat.4, PLe, SIL3 |
| Mounting | DIN rail |
| Terminals | Screw |
Detailed Specification
| Parameter | Value |
| Rated supply voltage | 24 VDC |
| Operating voltage range | −15% to +10% of 24 VDC |
| Power consumption | Max. 3 W |
| Safety output type | PNP solid‑state, 1 A per point |
| Aux output type | PNP solid‑state, 100 mA per point |
| Input configuration | 1‑ or 2‑channel safety input |
| Response time (ON) | Max. 50 ms |
| Response time (OFF) | Max. 15 ms |
| Insulation resistance | Min. 20 MΩ (100 VDC) |
| Dielectric strength | 500 VAC for 1 min |
| Operating temperature | −10 °C to +55 °C |
| Operating humidity | 25%–85% RH (no condensation) |
| Connection | Screw terminals |
| Weight | Approx. 125 g |
| Certifications | EN ISO 13849‑1 Cat.4 / PLe, IEC 61508 SIL3 |
