1764-RTC

Description

1764-RTC is an Allen-Bradley MicroLogix 1500 real-time clock (RTC) module designed to provide accurate timekeeping for automation controllers, with built-in battery backup and hot-swap capability.

Identity

• Part Number: 1764-RTC

• Series: MicroLogix 1500

• Type: Real-Time Clock (RTC) Module

RTC Accuracy

• At 0 °C (32 °F): +34 to –70 seconds/month

• At +25 °C (77 °F): +36 to –68 seconds/month

• At +40 °C (104 °F): +29 to –75 seconds/month

• At +55 °C (131 °F): –133 to –237 seconds/month

Battery Characteristics

• Operating Expectancy: 5 years @ 0 °C to +40 °C (+32 °F to +104 °F)

• Storage Expectancy:

  • 5 years minimum @ –40 °C to +25 °C (–40 °F to +77 °F)

  • 3 years minimum @ +26 °C to +60 °C (+79 °F to +140 °F)

• Battery Type: Built-in

• Battery Replacement: Non-replaceable

• Battery Low Status File: (RTC:0/BL)

Functional Features

• Removal and Insertion Under Power: Supported

• Memory Size: Not applicable

• Primary Function: Real-Time Clock

• Additional Features: Real-Time Clock capability

Mechanical Characteristics

• Enclosure Type: IP20

• Output Source: Relay Port and DC FET

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