LINE LED
RESET BUTTON
1
2
3
4
5
6
7
8
RELAY COMMANDS
0
#
#
#
STATUS REQUEST COMMANDS
*
* *
* * *
MISC
*
*
ACCESS LED
TONE LED
1
9
2
0
3
4
5
6
S W
7
I T C
H E
S O
R
L O
G I
TELEPHONE LINE INPUT
RJ-11
POWER FROM SUPPLIED
ADAPTER
Figure 3. Model 300RC Operation.
Pressing keys 0 - 9 will turn on relays 0 - 9.
As long as the key is pressed, the
associated relay will stay on.
Pressing the pound sign key followed
0
by the numeric key will latch the
associated key on.
Pressing the pound sign key twice
#
0
followed by the numeric key will latch the
associated relay off.
Pressing the pound sign
#
#
key three times will turn all
relays off.
Pressing the star sign key followed by a
0
numeric key will poll the status of the
associated input channel.
Pressing the star sign key twice followed by
0
the numeric key will indicate if the status of
an input has changed since the last call.
Pressing the star sign key three times
0
followed by the numeric key will poll
the status of the associated relay.
Pressing the star sign key four times will
* * *
cancel a command.
#
*
Unconditionally hang up
Figure 4. Operation Quick Reference.
-4-
LOCAL BUTTON
RING LED
8
9
0
C
290A3252
POWER LED
290A3251