440R-EM4R2D | Allen-Bradley Guardmaster EMD Safety Expansion Module with Delayed Outputs
Allen-Bradley · HMIs & Displays
Description The Allen-Bradley 440R-EM4R2D is a Guardmaster expansion module designed to add delayed-output capability to safety relay systems. It provides timed safety outputs for applications requiring controlled stop functions or staggered shutdown sequences. Built for 24 VDC safety architectures, the module ensures reliable integration with compatible Guardmaster monitoring relays. Technical Specifications Condition New/Never Used Surplus Brand Allen-Bradley Category Relays Part Number 440R-EM4R2D Subcategory Safety Relays Module Type Expansion Module (EMD) Output Type Time-Delayed Outputs Number of Safety Outputs 4 N/O Relay Outputs Auxiliary Outputs 0 (no auxiliary outputs) Safety Input Type Single-Wire Safe Input Supply Voltage 24 VDC Power Consumption 3.5 W Series 440-R Mounting Style DIN Rail Dimensions 119.4 × 113.6 × 22.5 mm Application Safety relay output expansion Operating Function Delayed safety shutdown control Weight 0.16 kg Information About 440R-EM4R2D The 440R-EM4R2D is a Guardmaster EMD series expansion module engineered to extend the output functionality of Allen-Bradley safety relays. It features four time-delayed relay outputs, allowing safety systems to manage controlled stop sequences in machinery and automated equipment. The module supports DIN rail mounting and is designed for seamless use within 440-R series safety architectures. Its compact housing, low power consumption, and compatibility with single-wire safety inputs make it suitable for modern, space-efficient safety control designs. Key Features: Timed Safety Outputs: Provides four delayed outputs for controlled shutdown or staged machine stop functions. Single-Wire Safety Input: Supports simplified wiring and integration within Guardmaster safety systems. EMD Series Design: Built as a modular expansion component for 440-R safety relay platforms. DIN Rail Mounting: Allows fast installation within standard industrial control panels. Low Power Consumption: Operates at 24 VDC with minimal energy usage to support efficient system design. Compact Profile: Fits easily alongside other safety components, saving control panel space. Status Monitoring: Supports system diagnostics when integrated with compatible Guardmaster relays. The 440R-EM4R2D delivers the reliability and precision required for safe, controlled operation in industrial safety relay systems.
Brand: Allen-Bradley · Category: HMIs & Displays
Key features
- Timed Safety Outputs: Provides four delayed outputs for controlled shutdown or staged machine stop functions.
- Single-Wire Safety Input: Supports simplified wiring and integration within Guardmaster safety systems.
- EMD Series Design: Built as a modular expansion component for 440-R safety relay platforms.
- DIN Rail Mounting: Allows fast installation within standard industrial control panels.
- Low Power Consumption: Operates at 24 VDC with minimal energy usage to support efficient system design.
- Compact Profile: Fits easily alongside other safety components, saving control panel space.
- Status Monitoring: Supports system diagnostics when integrated with compatible Guardmaster relays.
Specifications
| Manufacturer part number | 440R-EM4R2D |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Allen-Bradley |
| Category | Relays |
| Part Number | 440R-EM4R2D |
| Subcategory | Safety Relays |
| Module Type | Expansion Module (EMD) |
| Output Type | Time-Delayed Outputs |
| Number of Safety Outputs | 4 N/O Relay Outputs |
| Auxiliary Outputs | 0 (no auxiliary outputs) |
| Safety Input Type | Single-Wire Safe Input |
| Supply Voltage | 24 VDC |
| Power Consumption | 3.5 W |
| Series | 440-R |
| Mounting Style | DIN Rail |
| Dimensions | 119.4 × 113.6 × 22.5 mm |
| Application | Safety relay output expansion |
| Operating Function | Delayed safety shutdown control |
| Weight | 0.16 kg |
| Product type | Guardmaster Expansion Module EMD |
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