Base Unit - Hitachi EHV+ Series Applications Manual

2.5

Base Unit

Module features
Connector for power module
Mounting lever to fix to DIN rail×2
Connector for I/O module
Communication slot (Slot for communication module)
EH-BS3A
EH-BS5A
EH-BS6A
EH-BS8A
EH-BS11A
Explanation of function
Item
Connector for power module This is a connector to power supply module.
Connector for CPU module
Connector for I/O module
Expansion cable connector
Mounting hole × 4
Mounting lever for fixing to
DIN rail
Cover for expansion cable
connector
Connector for CPU module
Expansion cable connector
Cover for expansion cable connector
all slots
all slots
all slots
all slots
only slot 0 to 7
(not available for Slot 8 to A)
Base unit is one of basic modules for PLC system. Power is supplied from power supply module to
CPU and I/O modules via base unit. CPU exchanges data with I/O modules via base unit.
Select base unit according to the number of I/O modules for your system.
Description
This is a connector to CPU module or I/O controller module.
This is a connector to I/O module.
This is a connector to expansion cable.
Use these holes when installing with screws (M4 × 20 mm (0.79 in.) )
This is used when mounting to a DIN rail.
This cover is used for protecting the expansion cable connector when it is not used.
Type
(Weight)
Mounting hole × 4
Dimensions
(mm (in.))
EH-BS3A
EH-BS5A
EH-BS6A
EH-BS8A
EH-BS11A
2 – 13
Chapter 2 Specifications
EH-BS3A (Approx. 0.22 kg (0.48 lb.))
EH-BS5A (Approx. 0.28 kg (0.62 lb.))
EH-BS6A (Approx. 0.31 kg (0.67 lb.))
EH-BS8A (Approx. 0.36 kg (0.79 lb.))
EH-BS11A (Approx. 0.4 kg (0.87 lb.))
L1
14 (0.55)
L2
L1 (Outer L2 (Mounted
dimensions) dimensions)
222.5 207
282.5 267
312.5 297
372.5 357
462.5 447