Toa SX-2000 Series Installation - Manual (Page 125)

125
• Since the control input terminals use photo couplers, they can be isolated using an external power supply
source. remove the 2 power feed jumpers and 2 isolation jumpers installed on the 6P removable terminal
plug, then make connections as shown below:
+
-
External power supply unit
24 – 40 V DC
TT-104B
OUTPUT CHANNEL (24 V DC 0.5 A)
BE SURE TO SET
THIS SWITCH TO “ON”
AFTER INSTALLATION
ON
MEMORY
BACK UP
CHANNEL
ASSIGNMENT
OFF
ON
OFF
CAUTION
SX-2100AO or SX-2000AO
(The figure below shows the SX-2100AO.)
6P removable terminal plugs
(supplied with the SX-2000AO
and SX-2100AO)
OUTPUT CHANNEL (24 V DC 0.5 A)
Note
Connect an external power supply source
to each right-side terminal of the VCC and
GND terminals.
Control input terminal
Open voltage: Under 40 V DC
Short-circuit current: 2 mA
Cable: AWG22 – 28
twisted pair cable
Cable: AWG22 – 28
twisted pair cable