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Hardware Installation
MOD-2304: 4-Port DIN Rail (DB9) Installation
Caution
26 - Hardware Installation
Use the following procedure to install MOD-2304.
1. Attach the DeviceMaster to the DIN rail adapter.
2. Connect the power supply and apply power to the DeviceMaster using the
power supply specifications on the product label and the following
information.
Observe proper ESD techniques when connecting and disconnecting
the DeviceMaster.
a. If the DIN rail is not
connected to earth
ground, insert the earth
ground wire into the
chassis ground screw
terminal.
Note: The chassis ground
connection is made
only if the DIN rail is
NOT connected to
earth ground.
b. Insert the DC positive
wire into one of the +
screw terminals and the
DC return wire into the
- screw terminal.
• A second redundant
power supply can be connected to the unit by inserting the DC positive
wire into the other + screw terminal and the DC return wire into the -
screw terminal.
• The DeviceMaster continues to operate if one of the two connected
power supplies should fail.
Refer to
MOD-2304: 4-Port DIN Rail Models Power Supply
detailed power requirements.
c.
Use a small flat head screw driver to lock the wires into place.
d. Verify that each wire has been tightened securely.
e. Connect a UL Listed power supply and UL Listed power cord to a power
source to apply power.
Note: Do not connect multiple units until you have changed the default IP
address, see
Preparing the DeviceMaster for Configuration
3. Connect one of the 10/100 ports to the same Ethernet network segment as the
host PC using a standard Ethernet cable. You can daisy-chain another
DeviceMaster or Ethernet device to the other port using a standard Ethernet
cable.
DeviceMaster MOD | UP Hardware Installation and Configuration Guide: 2000630 Rev. B
Positive†
Return†
5-30VDC
5-30VDC
PW1
PW2
† Wire gauge: AWG 12-22
Positive†
Chassis
Ground†
on Page 84 for
on Page 31
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