C 20 Input Terminal A And B Contact Setting; C 21 Output Terminal A And B Contact Setting - Hitachi J300 Series Instruction Manual

Extension
function
code
The input intelligent terminals 4 to 1 can be changed individually to the a contact or b contact
specification. Select the set value by pressing the keys
a and b with reference to the table indicated below.
Input
terminal
a and b
contact
setting
Initial value
Set the high
order to 0.
The output ingent terminal 11 and 12 and alarm output terminal can be changed idividually to the
a contact or b contact specification. Select the set value by pressing the keys
combining the contacts a and b with reference to the table indicated below.
Output
terminal
a and b
contact
setting
Initial value
Set the high
order to 0.
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Example: When the set value is A:
Setting method
FUNC
Set value
F E d C b A 9 8 7 6 5 4 3 2 1 0
4 b b b b b b b b a a
3 b b b b a a a a b b b b a a a a
2 b b a a b b a a b b a a b b a a
1 b a b a b a b a b a b a b a b a
Input terminal a and b contacts function list
Example: When the set value is
Setting method
FUNC
Set value 7
11 b
12
b
Alarm
b
(NOTE)
NOTE: For details of the Alarm terminal, see page 6-5.
Contents and display
Contact a: Input terminals 3, 1
Contact b: Input terminals 4, 2
Press the 1 key 10 times.
Select the contact specification with
reference to the table indicated below.
: Alarm output: Contact b
Terminals 11 and 12: Contact b
Press the 1 key 3 times.
Initial setting
6 5 4 3 2
a b a b a
b a a b b
b b b a a
Output terminal code list
7-31
and by combining the contacts
1 2
FUNC
Initial setting
a: Contact a specification
(Shorted when power
is turned ON)
a a a a a a
b: Contact b specification
(Opened when power
is turned ON)
1
FUNC
Output terminals 11 and 12
1 0
a: Contact a specification
(Shorted when power
b a
is turned ON)
a a
b: Contact b specification
(Opened when power
a a
is turned ON)
and by
2