Hitachi H Series, Instruction Manual

Page: 128 / 143

9
1.2 Names and functions of each switch
No. Name Function
○
1 STATE (7-segment LED display)
In normal state: “000” is displayed.
On occurrence of an error: Error information is
displayed. (See Section 2.2 for details)
○
2 SEND (SEND DATA) Indicates the status of sending data by blinking.
○
3
ERR (ERROR)
In normal state and while an error that permits
data linkage is present: Out
On occurrence of an error that disable data
linkage: Lit (See Section 2.2 for details)
○
4 REC (REC DATA) Indicates the status of receiving data by blinking.
○
5
STATION No.
The link station number is determined by this
rotary switch. Setting of this switch becomes
valid when the power is ON or when the reset
switch is ON.
The setting range is 00 to 63. If 64 or larger
number is set, a station number out-of range
error (E8) will result.
○
6
RES (Reset switch)
Hardware reset is mode to the module when this
pushbutton switch is ON.
Note:
Never press this switch during running.
○
7
CHECK
(Check mode select switch)
The following check is made when this dip
switch is ON in the state where the reset switch
is ON or at the time of power ON.
However,
the check by this switch cannot be
conducted during running.
Be sure to keep this switch in the OFF
position during normal running.
Detail of Display and switches
CHECK
SEND REC ERR
ON
ＳＴＡＴＥ
RES
OFF
CLR
ERR
STATION No.
DSP
CHG
⑨
①
③
④
②
⑤
⑥
⑦
⑧