AutomationDirect will close at 3:00 PM ET on Wednesday, Nov 21st. We will also be closed on Thursday & Friday, Nov 22nd & 23rd, for Thanksgiving. The shipping cutoff for same-day FedEx shipments on Wednesday, Nov 21st is 3:00PM ET. Freight shipments as well as customer pickups deadline is 1:00PM ET. There will be NO UPS shipping available on Wednesday. Orders placed after the same-day shipping cutoff times will ship on Monday, November 26th.
The D4-440 CPU requires the use of a memory cartridge and the D4-450 CPU can use a memory cartridge instead
of its built-in memory if additional program space is needed. The following memory cartridge is available
for the D4-440 and D4-450 CPUs: