1
RDB4 Installation
Enclosure cutaway
shown for clarity
PS board
(already
installed)
2
RDB4 - Features and Operation
OUTPUT JUMPER
Powered
Each
Contact
control
(default)
input
1-4
Dry
Contact
(optional)
Notes:
1. When SC to I is closed, the corresponding red LED for that output
will turn on.
2. When jumper is set to powered contact, the C terminal always has
DC Out voltage on it.
2
To avoid risk of electric shock, turn off AC power to power
supply before installing or wiring option board.
Interior of
enclosure
6-32 x 1/4" (4)
INPUT
NC to GND: DC+ out
Jumpers
SC to I: open
NO to GND: 0V
factory
NC to GND: 0V
installed
SC to I: closed
NO to GND: DC+ out
NC to C: Closed
Jumper
SC to I: open
NO to C: Open
rotated
NC to C: Open
90°
SC to I: closed
NO to C: Closed
WARNING
Mounted
in upright
position
Output LED's and Output Jumpers
1
OUTPUT
SC
SC
3
4
I1 NO1 C1 NC1
I2 NO2 C2 NC2
I3 NO3 C3 NC3
I4 NO4 C4 NC4
2
GND
GND