3. EPLCG—ENHANCED PROGRAMMABLE LOGIC CONTROLLER GATEWAY Provides a
path to one or more Programmable Logic Controllers.
4. PLNM—PLANT NETWORK MODULE Provides the hardware and software to link the
LCN to the VAX interfaces.
5. CG—COMPUTER GATEWAY Provides a path to a host computer.
6. NG—NETWORK GATEWAY Provides a path to an alternate network for an integrated
plant solution (single and dual cable)