# Rosemount 644RAI1A1Q4 Temperature Transmitter 0064464121005

Accurately measure and transmit critical temperature data with the **Rosemount 644RAI1A1Q4 temperature transmitter**. Designed for demanding industrial automation applications this **Rosemount transmitter** offers unparalleled precision and reliability for your process control systems. Experience superior performance and consistent readings essential for maintaining operational efficiency.

The **Rosemount 644RAI1A1Q4** operates within a 12.0-42.4 VDC supply voltage range delivering a stable 4-20 mA output signal. Its 2-wire ohm sensor technology supports a wide temperature range making it versatile for various industrial environments. This **Rosemount temperature transmitter** features a robust design with a power loop maximum of 30V and 200mA ensuring dependable operation even under stress.

-   High-precision **Rosemount 644RAI1A1Q4 temperature transmitter** for accurate industrial monitoring
-   Wide operating voltage and current capabilities for flexible integration
-   Durable construction built for reliable performance in challenging settings
-   Directly compatible with 2-wire ohm sensors for broad application use
-   Essential component for advanced automation and control systems

## Specifications

Supply Voltage 12.0-42.4 VDC  
Output Signal 4-20 mA  
Sensor Type 2-wire ohm  
Power Loop Max 30V 200mA

For robust and dependable temperature measurement in your industrial automation setup choose the **Rosemount 644RAI1A1Q4 temperature transmitter**. Trust in Rosemount's commitment to quality and performance for your critical applications.

## Details

- **Price:** 999.0 USD
- **Vendor:** Rosemount
- **Type:** Industrial Automation > Sensors > Temperature Transmitters
- **Tags:** 0064464121005, 4-20 mA transmitter, industrial automation, process control, Ram Automations, Rosemount 644RAI1A1Q4, Rosemount temperature transmitter, temperature sensor

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Rosemount 644RAI1A1Q4 Temperature Transmitter 0064464121005-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/rosemount-644rai1a1q4-temperature-transmitter-0064464121005)
> Updated: 2026-09-19