Hitachi PH - Using the Ready Output Selector Switch

1-44 ● Connection of signals
Switch setting Ready output status
When this setting is
employed, the ready
output signal is enabled.
The path between the
TB2 terminals opens or
closes depending on
whether the IJ printer is
ready.
When the NC contact
(break contact) is used,
the ready output signal is
disabled.
The path between the
TB2 terminals opens as
shown in the table at
right no matter whether
the IJ printer is ready.
When the NO contact
(make contact) is used,
the ready output signal is
disabled.
The path between TB2
terminals 1 and 3 opens
and the path between
TB2 terminals 2 and 3
closes as shown in the
table at right regardless
of whether the IJ printer
is ready.
1.5.4 Using the Ready Output Selector Switch
The ready output selector switch (SW1) is used to enable or disable the ready signal
output (see under "1.5.3-1 Ready output signal").
Ready state Not-ready state
TB2
1-3 contact Open 1-3 contact Closed
2-3 contact Closed 2-3 contact Open
Ready state Not-ready state
TB2 1-3 contact Open 1-3 contact Open
Ready state Not-ready state
TB2 2-3 contact Closed 2-3 contact Closed
3
2
1
SW1
SW1
SW1
3
2
1
3
2
1