This is an optional backup battery for 23-point and 28-point VersaMax Micro PLC CPUs. Its purpose is to protect theRAM memory contents of the PLC when the PLC power supply is removed or turned off. It also backs up the CPU’s real-time clock.
Specifications
| Brand Name | Emerson | Item Name | Battery |
| Type | Long-Backup | Chemical System | Lithium |
| Nominal Voltage | 3.6 V | Battery Size | AAA |
| For Use With | Micro 23, Micro 28 and Micro 64 Data Retention |
