10-Point Basic Unit; Installation - Hitachi HIDIC MICRO-EH Applications Manual

4.2

10-Point Basic Unit

Name and function of each part
9] Mounting hole
No. Item
Explanation of operation
1] POW LED
2] OK LED
3] RUN LED
4] Serial port 1
5] RUN input
6] Input terminals
7] Output terminals
8] Power terminal
9] Mounting hole
10] DIN rail
installation clip
5] RUN input
4] Serial port
8] Power terminal
Detailed explanation
Operations are performed according to the contents of the program created
by the user.
The programming unit connected to the CPU module communication port
writes and reads the user programs.
Memory is installed inside the CPU module in which the user programs and
internal output information are stored.
Lighting when the power is supplied.
Lighting at normal operation.
Lighting at RUN status.
Serial port for connecting the peripheral units. Communication speed is
fixed as 4800 bps.
The communication specification is set to port 1.
External input to control the PLC's RUN/STOP.
When 24 V DC is loaded to the RUN terminal and common terminal (C),
the PLC is set to the RUN state.
Terminals for wiring the external input units.
One piece of AWG14 to AWG22 (2.1 to 0.36 mm
AWG16 to AWG22 (1.3 to 0.36 mm
Terminals for connecting the external load. The wiring specification is the
same as for the input terminals.
Terminal for connecting the power supply. The wiring specification is the
same as for the input terminals.
Used when installing the PLC directly on a board with screws
Used when installing the PLC on a DIN rail
Chapter 4 Product lineup and wiring
Type
6] Input terminals
1] POW LED
2] OK LED
3] RUN LED
7] Output terminals
10] DIN rail installation clip
2
) or two pieces of
2
) per terminal may be wired.
4-3
EH-D10DT, EH-D10DTP, EH-
D10DR
Remarks
See Chapter 12.
See Chapter 11.
See Chapter 10.
See Chapter 10.
See Chapter 10.
See Chapter 10.
See Chapter 10.
See Chapter 10.