Hitachi EH-150 Series - Page 145

7 - 1
Chapter 7 System setup
7.1 Trial Run
 Check item
Please check the item of Table 7.1.
Table 7.1 Check item at the time of a trial run
No.
Item
Contents
1
Modules except EH-SIO
 Is wiring of a power supply etc. right?
 Do the type & version of CPU module correspond to EH-SIO?
 Is the ladder program download to CPU module?
2
Module mounting
 Is mechanical connection good?
 Is the attachment position of EH-SIO on the basic base or the expansion base?
3
Set up of communication setting
switch
 Is it correct operation mode?
(Transmission speed, Transmission format configuration, Communication I/F
of port2)
4
Connection with external device
 Is a communication cable correct connection?
 Is mechanical connection good?
 The procedure of trial run
Figure 7.1 Flow of the trial RUN
Please check whether it is set up correctly about transmission
speed, transmission format configuration, and communication
I/F of port 2.
Please check the state display LED of EH-SIO.
«The state at the time of the power supply ON »
Please check that RUN LED of CPU module is lighting.
Please check that LED which shows the setup communication
mode is on.
Please check whether EH-SIO can communicate.
Please check whether it becomes intentioned operation.
Communication mode LED -- Lighting
Error LED -- OFF
* “422” LED depends on port setting.
Check of the communication setting
switch
Power supply ON
CPU is RUN
Initial setting of EH-SIO is executed
by TRNS 9.
Operation is checked by the easy
communication program.
An actual program is transmitted.
Trial RUN
SERIAL I/O
EH-SIO
MDE
CDE
SD2
RD2
WDE
MB
1
HP1
MB
2
HP2
MS
1
422
1
MS
2
422
2
SD1
RD1
LNK