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The 1770-FAC from Allen Bradley is a keyboard module that consists of a 5-row design. It operates within a line voltage range of 120 to 240 VAC and supports frequencies between 50 Hz and 60 Hz. Designed for varying conditions, it can function in operating temperatures from 0°C to 55°C and can be stored in environments ranging from -40°C to 65°C. This module also operates effectively in relative humidity levels of 5% to 95% without condensation, making it suitable for diverse installation locations up to 1000 meters in altitude.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Keyboard Module |
| Product Line | PLC 5 |
| Part Number | 1770-FAC |
| Weight | 4.00 lbs (1.81 kg) |
| Number of Rows | 5 Rows |
| Minimum Operating Line Voltage | 120 VAC |
| Maximum Operating Line Voltage | 240 VAC |
| Minimum Frequency | 50 Hz |
| Maximum Frequency | 60 Hz |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | 55°C |
| Minimum Storage Temperature | -40°C |
| Maximum Storage Temperature | 65°C |
| Relative Humidity | 5 to 95% (non-condensing) |
| Installation Altitude | 1000 m |
The 1770-FAC keyboard module by Allen Bradley is engineered for reliable operation in various conditions. This module includes an efficient five-row key layout that enhances functionality for users. Its input voltage specifications allow for a minimum of 120 VAC and a maximum of 240 VAC, accommodating a range of electrical systems. It operates optimally within a frequency spectrum of 50 Hz to 60 Hz, making it adaptable for different applications.
In terms of environmental resilience, the unit functions efficiently between 0°C and 55°C during operation. For storage, it can withstand harsher conditions, with a tolerance between -40°C to 65°C, ensuring that it remains operational under various circumstances. Furthermore, the design includes an ability to operate in high humidity environments, with non-condensing relative humidity levels supported from 5% to 95%. This feature enhances its versatility across different settings. The module is also suitable for installations at altitudes of up to 1000 meters, making it a practical choice for a wide array of applications.