Description
The RK-1R Detector Rack with Built-In Relay from Diablo Controls is a compact, reliable solution for integrating plug-in vehicle detectors into control systems—perfect for retrofit projects or tight-space installations.
- Compatibility: Works with Diablo Controls detectors DSP-13, DSP-40, DSP-50, DSP-55, and AVI-40 for seamless integration into existing setups.
- Built‑in Relay: Single SPDT (Form C) output with Normally Open, Normally Closed, and Common terminals for straightforward interface to control circuits.
- Form Factor: Ultra-compact 3.00” (H) x 1.50” (W) x 0.736” (D) to fit small control cabinets and crowded equipment racks.
- Power Range: Operates on 10.5 to 30 volts AC or DC, accommodating a wide range of power sources used in vehicle detection installations.
- Relay Rating: Switches up to 3 A at 125 V, delivering reliable control for signals, relays, or actuators in your system.
- Operating Temperature: Designed for demanding environments with a wide range from -35°F to 165°F (-37°C to 74°C).
- Connections: Includes a 10-pin Molex connector for loop connections, power inputs, and relay output, plus a 7-pin terminal block for convenient wiring with NO/NC/C.
- Mounting Hardware: Four self-adhesive mounts are included for secure, quick placement in tight spaces.
- Durability & Compatibility: Rugged construction paired with broad compatibility ensures long-term reliability in traffic, parking, or industrial control applications.
The RK-1R simplifies detector integration by providing a compact, standalone relay interface that plugs directly into compatible Diablo detectors. Its space-saving design is ideal for retrofits in existing control cabinets or new installations where rack real estate is limited. With a robust operating range and easy wiring, this mini-rack helps you accelerate deployment, reduce wiring complexity, and maintain dependable control in environments that demand consistency—from cold outdoor enclosures to heated indoor cabinets.

