Chapter 4 Installing the Encompass 4 Reader
TransCore Proprietary
4-37
Table 8 AC Transformer Connections for Colored-Wire 13-Pair Cable
Signal from
Encompass 4
Colored-Wire Pair Cable
Connect to
Transformer
Terminal Strip
Wire Pair from
Encompass 4
Reader Cable
Color Used
Main power input
Brown/Red and
Orange/Red
Orange and Brown
L1
(16 to 20V AC)
Main power
return
Red and Red
L2
(16 to 20V AC)
2. Complete the power connections at the power supply.
Connecting the DC Power Supply
To connect the Encompass 4 Reader to a low-voltage DC power supply
Caution
If using an external antenna, connect the antenna before applying power to the
Encompass 4 Reader to avoid damage to the reader.
Connect the Encompass 4 Reader power wires from the cable to the low-voltage terminals using the
connection designations shown in
. To see the alternate wire (15-pair) assignments for connection
to a low-voltage AC power supply, refer to
“Table 52 Low Voltage DC Cable Connections for Alternate
Wire 15-Pair Cable” on page C–3.
Table 9 Low Voltage DC Cable Connections for the Colored-Wire 13-Pair Cable
Signal from
Encompass 4
Colored-Wire Pair Cable
Connection
Use
Wire Pair from
Encompass 4
Reader Cable
Color Used
Main power input
Brown/Red and
Orange/Red
Orange and brown
16 to 28V DC+
terminal
Main power
return
Red and red
16 to 28V DC-
terminal
Connecting Communications for Bench Testing
TransCore offers reader models that communicate through RS–232, RS–422, and Wiegand interface
protocols. This section describes the procedures and materials required for connecting the
communications to perform pre-installation bench testing of the Encompass 4 Reader.
Required Materials
You need the following materials to connect the communications cable to the PC:
•
PC or laptop
Summary of Contents for encompass 4
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