30 C1528M-F (6/05)
Multiple M Devices: Remote Connection
Use a remote connection when the distance from the CM6800E is greater than 6-feet (1.8 m).
1. Connect each ALM2064 and REL2064 unit to a wall block with a 6-foot (1.8 m) straight cable (supplied with the CM6800E). You can
connect a maximum of four ALM2064 units and four REL2064 units to the CM6800E.
2. If you are connecting a KBD960, connect it to the CM9505UPS with the straight cable supplied with the keyboard. Then connect the
CM9505UPS to a wall block with a 6-foot (1.8 m) straight cable (supplied with the CM6800E). You can connect a maximum of two
KBD960 keyboards to the CM6800E.
3. Connect the wall blocks to a final wall block. If additional wall blocks are needed, order part number CON12J008Z03G0Z.
4. Connect the terminal wall block to COM 3 on the CM6800E using a 6-foot (1.8 m) straight cable (supplied with the CM6800E).
Figure 22. Connecting Multiple M Devices – Remote Connection
1
2
3
4
5
6
7
8
16
876
3231
432
120/230~
50/60 HZ
25 WATTS
12345678
CONTROL
AT
+
T
-
R
+
R
-
T
+
T
-
R
+
R
-
B
1
2
F
3
1
010101
CM6800E-48X8 COM 3
DEFAULT SETTINGS:
M, RS-485, 19200 BAUD, NO PARITY, 8 DATA BITS, 1 STOP BIT
MAXIMUM DISTANCE FROM CM6800 = 3,940 FT (1,200 M)
USING 24 AWG COPPER, UNSHIELDED TWISTED PAIR, 16pF PER FT
(pF = PICOFARADS)
CM6800E-48X8 COM 3
RJ-45 PIN-OUTS
1 Rx+
2 RX-
3
4
5 GND
6
7 Tx-
8 Tx+
STRAIGHT CABLE
(SUPPLIED)
RS-485
STRAIGHT CABLE
(SUPPLIED)
REL2064
RJ-45 PIN-OUTS
1 Tx+
2 TX-
3
4
5
6
7 Rx-
8 Rx+
REL2064
CONNECT THROUGH
THE "OUT" PORT
ALM2064
RJ-45 PIN-OUTS
1 Tx+
2 TX-
3
4
5
6
7 Rx-
8 Rx+
KBD960
RJ-45 PIN-OUTS
1 Tx+
2 TX-
3
4
5
6
7 Rx-
8 Rx+
KBD960
STRAIGHT CABLE
TO CM9505PS
(SUPPLIED)
CONNECT THROUGH
THE "OUT" PORT
ALM2064