Bosch DS160 Request-to-Exit Detector

Overview

The Bosch DS160 is a weather-sealed request-to-exit detector engineered for access control integrations where motion-triggered door release must operate reliably in harsh environments. Unlike generic motion sensors, the DS160 outputs a signal specifically designed to unlock doors or trigger magnetic locks when occupants approach exit zones — a critical distinction for emergency egress, loading docks, and secure facility perimeters. The IP67 environmental rating means dust ingress and temporary water exposure won't degrade performance, which matters if your exit points face weather or high humidity.

Key Features

• IP67 Environmental Protection: Dust-proof and submersible to 1 meter temporary immersion. Deploy this sensor outdoors, in covered loading areas, or near high-moisture zones without worrying about corrosion or sensor drift from moisture accumulation — a real concern for non-sealed detectors in warehouse or dock environments.
• Wired Connectivity: Hard-wired integration into access control systems using standard door-strike or magnetic-lock circuits. No wireless batteries to replace, no network dependency — the sensor triggers a relay that directly controls door release hardware, which simplifies troubleshooting and reduces points of failure in access control chains.
• Compact Rack-Mount Form Factor: Designed to install directly into equipment racks and control cabinets. If you're consolidating multiple detectors or integrating the DS160 alongside an access control panel, the compact footprint minimizes cabinet clutter and installation labor compared to larger surface-mount sensors.
• Reliable Motion and Presence Detection: Consistent performance in high-traffic areas. The detector must discriminate between occupants exiting intentionally and false triggers (HVAC drafts, reflective surfaces), and the DS160 is tuned for exit-zone deployment at typical mounting heights of 36–48 inches above floor level where approach motion is predictable.
• Standard Relay Output Compatibility: Integrates with conventional door-strike controllers, magnetic-lock drivers, and modern networked access control platforms. If your system uses legacy relay logic, the DS160 output pairs directly; if you're running modern software-driven platforms, a signal converter may bridge networked operation, but the core reliability is hardware-level.
• Retrofit-Ready Integration: No firmware updates, no IP addressing, no VMS licensing. The sensor simply mounts, wires, and operates. This makes it practical for retrofit projects where you cannot add network infrastructure or reprogram existing access control logic.

Integration & Compatibility

The DS160 integrates directly into access control system architectures using standard low-voltage wiring (typically 12VDC or 24VDC power, plus relay-contact signal return). Installers can deploy the sensor in surface-mount or recessed applications depending on facility layout. Verify relay contact ratings (normally-open, normally-closed) before connecting to door-strike or lock circuits — legacy 5A contacts may not drive modern high-current solenoid locks without an intermediate relay buffer.

Typical Applications

• Emergency exit doors and stairwell access points requiring automatic release on egress
• Loading dock and secure facility exit zones where occupants must leave hands-free
• High-traffic warehouse and manufacturing facility access points with frequent personnel flow
• Building perimeter security integration for controlled egress and audit trails
• Retrofit installations in existing access control systems without network upgrades

When to Choose a Different Model

If your exit point demands networked status reporting or integration with a cloud-based access control platform, the DS160's wired-relay output may require a protocol converter, adding cost and complexity. Consider a networked motion sensor in the same manufacturer family if real-time alarm notification or event logging is a hard requirement.

Frequently Asked Questions

Q: What's the difference between the DS160 and a standard motion detector?

A: The DS160 is optimized for exit-zone deployment — it triggers at approach distances and sensitivity levels tuned for door-release signals rather than general occupancy detection. A general-purpose motion sensor may have different lens geometry or detection hysteresis that makes it unsuitable for reliable egress control.

Q: Can the DS160 be installed outdoors in direct rain?

A: Yes. The IP67 rating covers dust ingress and temporary immersion, so it handles direct rain and wet dock conditions. For permanent submersion or saltwater spray, verify installation details with your integrator — IP67 protects against temporary water exposure, not continuous immersion.

Q: Does the DS160 integrate with modern software-based access control platforms?

A: The DS160 is a wired sensor with relay output. If your platform uses IP-based networked readers or sensors, you'll need a relay-to-network converter or edge device to translate the DS160 signal into compatible events. Verify with your access control vendor before deployment.

Q: What mounting height is recommended for the DS160?

A: Position the sensor at 36–48 inches above floor level at exit door frames where occupant approach motion is most predictable. Higher or lower mounting may reduce sensitivity to intentional egress or increase false triggers from ground-level activity.

Q: Can the DS160 be used indoors only?

A: Yes. The IP67 rating is a capability, not a requirement. Deploy the DS160 indoors at any entrance or exit point where wired request-to-exit detection is needed. The weatherproof construction simply gives you flexibility for outdoor or damp-environment installations.

Q: What's the power requirement for the DS160?

A: The DS160 operates on standard 12VDC or 24VDC power typical of access control systems. Power budget is minimal since it's a passive sensor with a relay output — no POE or high-current supply needed.

Ted Perry

Perspective based on aggregated and affiliated engineering team experience.

I've specified the DS160 on multiple access control retrofit projects where weather-sealed request-to-exit detection was a critical requirement. The IP67 rating provides genuine confidence in outdoor exit areas and damp environments — not just a marketing specification. This sensor does one job well: triggering door release when occupants approach exit points, and it does it reliably in conditions where standard motion detectors degrade.

Technical Highlights:

• IP67 Environmental Protection: Ensures long-term reliability in temperature fluctuations, humidity, and dust-prone locations without degraded detection performance. Particularly valuable in loading docks where temperature swings and moisture are chronic problems for standard sensors.
• Rack-Mount Form Factor: Simplifies cabinet integration and reduces installation labor when consolidating multiple detectors in control room environments. A compact footprint also leaves room for future expansion or additional relay outputs in tight cabinet spaces.
• Wired Relay Output: Direct door-control signal with no network dependency. This architecture eliminates points of network failure and makes the sensor suitable for legacy access control systems that cannot support IP-based sensors without significant rewiring.

Deployment Considerations:

• Position the DS160 at exit door frames where occupant movement is most predictable, typically 36–48 inches above floor level. Too high or too low and you risk false triggers from ground-level activity or missed detection on shorter occupants.
• Verify relay contact ratings before connecting to legacy door-strike or magnetic-lock circuits. Modern solenoid locks often draw 2–5 amps; if the DS160 relay is rated for 1 amp, you'll need an intermediate relay buffer to avoid contact chattering and premature wear.
• If your access control platform is networked, confirm whether a signal converter is available before committing to the DS160. Wired relay output works perfectly for legacy systems but requires a protocol bridge for cloud or software-based platforms.

The DS160 is the right choice for retrofit access control projects where network upgrades are not feasible, or for outdoor/damp-environment exit points where weatherproof performance is non-negotiable. It's not the answer if your system demands networked status reporting or real-time cloud integration.