D4-04B-1
4 SLOT LOCAL OR EXPANSION BASE
D4-06B-1
6 SLOT LOCAL OR EXPANSION BASE
D4-08B-1
8 SLOT LOCAL OR EXPANSION BASE
D4-EX
EXPANSION UNIT 110/220 VAC
D4-EXDC
EXPANSION UNIT 24VDC
D4-EXDC-2
EXPANSION UNIT 125VDC
D4-EXCBL-1
BASE EXPANSION CABLE 3.08 FT
D4-EXCBL-2
BASE EXPANSION CABLE 1.54FT