Products Description
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Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Allen-Bradley 1785-ME16 |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Product Series | PLC-5 |
| Product Type | EEPROM Memory Cartridge / Backup Memory Module |
| Memory Capacity | 16K words |
| Memory Type | Non-volatile EEPROM |
| Function | Program backup, system data retention |
| Compatible Controllers | PLC-5/11, PLC-5/20, PLC-5/30, PLC-5/40, PLC-5/60, PLC-5/80 (including Ethernet versions) |
| Installation | PLC-5 chassis (1771 I/O system) |
| Backplane Power | 5 VDC via PLC backplane |
| Write Protection | Removable jumper |
| Operating Temperature | 0 to 60 °C |
| Storage Temperature | -40 to 85 °C |
| Humidity | 5 to 95% non-condensing |
| Shock Resistance | 15 g operating, 3 g non-operating |
| Vibration | 2 g (10–500 Hz) |
| Dimensions (L × W × H) | 12.7 × 17.78 × 7.62 cm |
| Weight | 0.11 kg (approx. 0.25 lbs) |
FAQ
FAQ
Q1. What is the main function of the Allen-Bradley 1785-ME16?
It is used as a backup memory module for PLC-5 systems to store and retain control programs and data.
Q2. Which PLC systems support the 1785-ME16?
It is compatible with PLC-5 controllers such as PLC-5/11, PLC-5/20, PLC-5/30, PLC-5/40, PLC-5/60, and PLC-5/80 series.
Q3. What type of memory technology does it use?
It uses EEPROM (Electrically Erasable Programmable Read-Only Memory), which is non-volatile.
Q4. Does the module require external power?
No, it is powered directly through the PLC backplane when installed in the rack.
Q5. Can the module retain data after power loss?
Yes, it is non-volatile and retains stored program data without power.
Q6. What is the physical size of the 1785-ME16?
Its dimensions are approximately 12.7 × 17.78 × 7.62 cm.
Q7. What is the weight of the module?
The weight is about 0.11 kg (0.25 lbs).
Q8. Is the 1785-ME16 still in production?
No, it is a discontinued product, mainly available through surplus or legacy industrial suppliers.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
